Toshiba PROL450D manual

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Table of contents for the manual

  • Page 1

    Toshiba Personal Computer Satellite Maintenance Manual TOSHIBA CORPORATION [CONFIDENTIAL][...]

  • Page 2

    ii [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual Copyright © 2009 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed with respect to the use of the inform ation contained herein. Tos[...]

  • Page 3

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] iii Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer Satellite, referred to as the Satellite Series in this m anual. The procedures described in this manual are intended to help service technicians isolate fault[...]

  • Page 4

    iv [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual The manual is divided into the following parts: Chapter 1 Hardware Overview describes the Satellite Series system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnostics describes how to perform te[...]

  • Page 5

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] v Key operation Some operations require you to simultaneously use two or m ore keys. We identify such operations by the key top symbols separated by a plus (+) sign. For example, Ctrl + Pause (Break) m eans you must hold down Ctrl and at the same tim e press Pause (Break) . If thre[...]

  • Page 6

    vi [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual Table of Contents Chapter 1 Hardware Overview 1.1 Features .............................................................................. Error! Bookmark not defined. 1.2 2.5-inch HDD..................................................................... Error! Bookmark not define[...]

  • Page 7

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] vii 2.17 MIC troubleshooting process ………………………………………………………….. 42 2.18 Thermal Module troubleshooting .......................................... Error! Bookmark not defined. 2.19 LAN troubleshooting ........................................[...]

  • Page 8

    viii [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual Chapter 4 Replacement Procedures 4.1 General ............................................................................... Error! Bookmark not defined. Safety Precautions .............................................................. Error! Bookmark not defined. Before You B[...]

  • Page 9

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] ix Disassembling the ODD Drive ........................................... Error! Bookmark not defined. Assembling the ODD Drive ............................................... Error! Bookmark not defined. 4.8 Keyboard Cover and Keyboard ......................................... Er[...]

  • Page 10

    x [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual Installing the Display Mask ............................................... Error! Bookmark not defined. 4.18 LCD Module and Inverter Board ....................................... Error! Bookmark not defined. Removing the LCD Module and Inverter Board................ Error! Bookm[...]

  • Page 11

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] xi Figure 4.12 Removing the screws from the bottom of the laptop ......................................... 4-23 Figure 4.13 Removing six screws from under the keyboard................................................. 4-24 Figure 4.14 Detaching cables from under the keyboard .......[...]

  • Page 12

    xii [CONFIDENTIAL] Satellite L450D / ProL450D Series Maintenance Manual Figure 4.43 Installing the LCD Hinge Assembly .................................................................. 4-53 Figure 4.44 Removing the LCD Module from the LCD cover assem bly ............................. 4-54 Figure 4.45 Removing the CMOS board and MIC ................[...]

  • Page 13

    Satellite L450D / ProL450D Series Maintenance Manual [CONFIDENTIAL] xiii Appendices Appendix A Handling the LCD Module ................................................................................. A-1 Appendix B Board Layout ...................................................................................................... B-1 Appendix C Pin[...]

  • Page 14

    Chapter 1 Hardware Overview[...]

  • Page 15

    1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-ii Chapter 1 Contents 1.1 Features .................................................................................................................. 1-1 1.2 2.5-inch HDD ..................................................................................................[...]

  • Page 16

    1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-iii Figures Figure 1-1 ID Parts Description Placement Part A.......................................................... 1-5 Figure 1-2 The system diagram of the com puter (Intel platform) ................................... 1-6 Figure 1-3 The system diagram of the com p[...]

  • Page 17

    [...]

  • Page 18

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-1 1.1 Features The Toshiba Satellite L450/Pro L450/L450D/Pro L450D is a full size notebook PC based on the Dual Core Processor, providing high-speed processing capabilities and advanced features. The computer employs [...]

  • Page 19

    1 Hardware Overview Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-2  ODD  12.7mm height DVD Super Multi drive supporting ±R Double Layer w/ Labelflash  Display The LCD displays available come with one of following types:  15.6" COLOR TFT/HD LCD, 1366 X 768 HD Resol[...]

  • Page 20

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-3  Bridge Media Slot This slot allows you to insert SD, MiniSD/ MicroSD (through adapter), Memory Stick and MMC memory card. It supports High speed SD and SDHC. An I/O port heel cover is needed. This model does not[...]

  • Page 21

    1 Hardware Overview Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-4  Wireless LAN Some computers in this series are equipped with a W ireless LAN card. This WLAN module may come in with the following types (depending on the m odel):  Intel 802.11a/b/g/n (Shirley Peak 1x2; Shir[...]

  • Page 22

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Figure 1-1 ID Parts Description Placement Part A Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-5[...]

  • Page 23

    1 Hardware Overview Error! Style not defined. Error! Style not defined. A A B B C C D D E E 1 1 2 2 3 3 4 4 Titl e Size Document Number Rev Date: Sheet of Security Classification Compal Secret Data THIS SHEET OF ENGINEERING DRAWI N G IS THE PROPRIETARY PROPERTY OF COMPAL EL EC TRO NICS, INC. AND CON TAIN S C ONFIDENTIAL AND TRADE SECRET INFORMATION[...]

  • Page 24

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview A A B B C C D D E E 1 1 2 2 3 3 4 4 Title Size Docume nt Numbe r Re v Date: Sheet of Security Classificati on Compal Secret Data THIS SHEET OF ENGINEERING DRAWI N G IS THE PROPRIETARY PROPERTY OF COMPAL EL ECTRONICS, INC. AND CO N TAINS CONFIDENTIAL AND TRADE SECRET INFORMATION[...]

  • Page 25

    1 Hardware Overview Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-8 The system unit of the computer consists of the following com ponents:  Processor The computer is equipped with one of the following processors.  Intel Penryn processor Dual (25W/35W ) Core  Intel Penryn SE[...]

  • Page 26

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-9  EC/KBC Supported by ENE KB926QFD3  Clock Generator Supported by Realtek (RTM880N), Silego (SLG8SP626), SILEGO SLG8SP626 and REALTEK RTM880N  Graphics Controller  Intel ® GM45/GL40 as integrated graphic[...]

  • Page 27

    1 Hardware Overview Error! Style not defined. Error! Style not defined. 1.2 2.5-inch HDD The computer contains an extremely low-prof ile and lightweight, high-performance HDD. The HDD incorporates 9.5 mm height m agnetic disk and mini-Winchester type m agnetic heads. The HDD interface conforms to Serial ATA. Storage capacities supported are 160/250[...]

  • Page 28

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview 1.3 DVD Super Multi (+-R Double Layer) The DVD Super Multi drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. At m aximum, the drive can play back a DVD at 8x speed, read CD-ROM at 24x speed, and write CD-R at 24x speed, CD-RW at 4x speed, US CD-RW at 24x speed, High S[...]

  • Page 29

    1 Hardware Overview Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-12 1.4 Power Supply The power supply unit provides constant voltage 19V for the system board and performs the following functions: 1. Power input monitor  Checks whether the AC adapter (DC power supply) is connecte[...]

  • Page 30

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-13 6. Output monitor  Monitors the voltage output to the system block (load/logic circuit side).  Monitors the voltage, over voltage, input/output current of the battery pack.  Monitors the internal temperatu[...]

  • Page 31

    1 Hardware Overview Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-14 1.5 Batteries The computer has the following two types of batteries:  Main Battery Pack  Real Time Clock (RTC) Battery 1.5.1 Main Battery The main battery pack serves as the computer' s main power source[...]

  • Page 32

    Error! Style not defined. Error! Style not defined. 1 Hardware Overview Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 1-15 NOTE: The time required for normal charge depends on the power consumption by the system. Using the fluorescent lamp and frequently accessing the disk consume much power and lengthen the charge time. Any of the fol[...]

  • Page 33

    Chapter 2 Troubleshooting Procedures 2[...]

  • Page 34

    [...]

  • Page 35

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 1 Chapter 2 Contents 2.1 Troubleshooting Introduction ............................................................................................ 3 2.2 Troubleshooting Flowchart .........................................................................[...]

  • Page 36

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 2 Figure Figure 2-1 Troubl eshooting Flowchart(1/2) ….…………………………………………..4 Figure 2-1 Tr oubleshooting Flowchart(2/2)…..…………………………………………..6 Figure 2-2 Power Supply Flowchart ………?[...]

  • Page 37

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 3 2.1 Troubleshooting Introduction Chapter 2 describes how to determine if a Fi eld Replaceable Unit (FRU) in the com puter is causing the computer to malfunction. The FRUs covered are: 1. Display 5. Speaker 9. Camera 13. HDMI 2. Keyboard 6. Optical dr[...]

  • Page 38

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 4 2.2 Troubleshooting Flowchar t If you know the location of the ma lfunction, turn directly to the appropriate section of this chapter. If the problem is unspecified, use the flowchart in Figure 2-1 as a guide for determining which troubleshooting pro[...]

  • Page 39

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 5 STAR T C o n n e ct th e A C ad a p ter to th e D C - IN so cket Is th e D C -IN L E D o n ? Is th e B a tte ry L E D o n ? T u rn th e P o w e r sw itc h on Is th e P o w er O n L E D o n ? Is the "Toshi ba" l ogo m essage displ ay? If the[...]

  • Page 40

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 6 A Does typed characte rs appear correctly? Insert USB memory disk. Then run the diagnostics test prog ram. Is the diagnostics test loaded? Allow each test to perform automatically Is an error detec ted by any of the diagnostics tes ts? System is norm[...]

  • Page 41

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 7 If the diagnostics program cannot detect an erro r, the problem may be intermittent. The test program should be executed several times to isol ate the problem. W hen a problem has been located, perform the appropriate trou bleshooting procedures as f[...]

  • Page 42

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 8 Other problems that are not covered by the di agnostics program may be discovered by a user. 1. If an error is detected when using an ex ternal USB device, perform the External USB Devices Troubleshooting pr ocedures in Section 2.6 2. If an error is [...]

  • Page 43

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 9 2.3 Power Supply Troubleshooting ST AR T Are the D C - IN and B a tte ry L E D s lit? Can you tur n the com puter o n? A r e th e inte rn a l p o w er connecti ons secure? END Check P ower Supp l y Sta tus (Procedure 1) No Ye s Chec k powe r s uppl y[...]

  • Page 44

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 10 The power supply controls many functions and components. To determ ine if the power supply is functioning properly, star t with Procedure 1 and continue with the other Procedures as instructed. The flowchart in Figure 2-2 give s a summary of the pro[...]

  • Page 45

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 11 Table 2-2 DC-IN LED AC-IN LED Power supply status Solid on AC power exists (LED is solid White). Off No AC power exists. To check the power supply status, install a ba ttery pack and connect an A C adaptor to the DC-IN port on the computer and to a [...]

  • Page 46

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 12 Procedure 3 Pow er supply connection check The power supply wiring diagram is shown below: AC adaptor Sys t e m boar d B a tte ry A C adaptor cord AC p o we r c o r d Any of the connectors may be disconnected. Perform Check 1. Check 1 Disconnect the[...]

  • Page 47

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 13 Procedure 4 Diagnostic check The power supply may not charge the battery pack. Perform the following procedures: 1. Reinstall the battery pack. 2. Attach the AC adaptor and turn on the power . If you cannot turn on the power, go to Procedure 5. 3. R[...]

  • Page 48

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 14 2.4 Display Troubleshooting Per f or m ext er nal di s pl ay che ck ( P r ocedur e 1) STA R T D o es t h e ex t ernal di s pl ay f unct i on ok? Per f or m di agnos t i c c hec k (Proced ure 2) No Wa s a d i s p l a y pr obl em det e ct e d? Per f o[...]

  • Page 49

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 15 This section describes how to determ ine if th e computer’s display is functioning properly. The process is outlined in Figure 2-3. Start wi th Procedure 1 and continue with the other procedures as instructed. Procedure 1: External display check P[...]

  • Page 50

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 16 Procedure 3 Connector and replacement check The FL inverter board, LCD module, and system board are connected to the display circuits. Any of these components may be dam aged. Refer to Chapter 4, Replacement Procedures, for instructions on how to di[...]

  • Page 51

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 17 2.5 Keyboar d Troubleshooting P erfo rm e x t e rn al k ey b o ard ch ec k (P ro ced u re 1 ) STA R T D oes t h e ext ernal keyboa rd f unct i on ok? P erfo rm d i ag n o stic c h ec k ( P r ocedur e 2) W as a keyboa r d pr obl em det ec t ed? P erf[...]

  • Page 52

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 18 To determine if the computer’s keyboard is functioning properly, perform the following procedures. Figure 2-4 outlines the p rocess. St art with Procedure 1 and continue with the other procedures as instructed. Procedure 1: External keyboard check[...]

  • Page 53

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 19 Check 3 The system board may be dam aged. Replace it with a new one following the instructions in Chapter 4. 2.6 External USB Devices Troubleshooting R ep l ace syst em b o ar d (P ro c e d u re 2 ) EN D Or i g i n a l US B d e v ic e is f a u lty P[...]

  • Page 54

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 20 To determine if the computer’s external US B devices are functioning properly, perform the following procedures. Figure 2-5 outlines the process. Start with Procedure 1 and continue as instructed. Procedure 1: External device and connection ch eck[...]

  • Page 55

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 21 2.7 Touchpad Troubleshooting START END To uchP ad c onne c tio n check (Procedure 1) TouchPad replacemen t check (Procedure 2) Replace sy stem board Figure 2-6 Touchpad troubleshooting process[...]

  • Page 56

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 22 To determine if the computer’s built-in T ouchPad is functioning properly, perform the following procedures. Figure 2-9 outlines the proce ss. Start with Procedure 1 and continue as instructed. Procedure 1: TouchPad connection check Procedure 2: T[...]

  • Page 57

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 23 2.8 Speaker Troubleshooting START Do all sourc es ha ve sa me p r o b le m? END Perform earphone test (Procedure 2) Do ear phones function correctly? Perform connection check (Procedure 3) Perform replac emen t check (Procedure 4) Perform audio so u[...]

  • Page 58

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 24 Procedure 1: Audio source test Procedure 2: Earphone test Procedure 3: Connection check Procedure 4: Replacement check Procedure 1 Audio sou r ce test Try different audio sources (e.g. an audio CD and digital music file) to determine whether the fau[...]

  • Page 59

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 25 2.9 Optical drive troubleshooting START Audi o CD fu nction s ok? END Perform softw are check (Procedure 3) Perform di agnostic test (Procedure 4) Per form connec tion and replacem ent check (Procedure 5) Perform audio C D check (Procedure 1) Perfor[...]

  • Page 60

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 26 Figure 2-8 outlines the process. Pe rform the steps below starting with Procedure 1 and continue with the other procedures as required. Procedure 1: Audio CD test Procedure 2: Drive cleaning check Procedure 3: Software check Procedure 4: Diagnostic [...]

  • Page 61

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 27 Procedure 5 Connectio n check and replacement check The optical drive connects to the system board. The drive may be disconnected, or the drive or system board may be dam aged. Disassemble the computer following the steps described in Chapter 4, Rep[...]

  • Page 62

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 28 2.10 Modem Troubleshooting ST ART Com puter un able to detect t eleph one si gnal ? END Perform connection check (Procedure 2) Perform replacemen t check (Procedure 3) Perform telephone line connection check (Procedure 1) Check / replac e teleph one[...]

  • Page 63

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 29 This section describes how to determine if the computer' s modem is functioning properly. Figure 2-9 outlines the process. Pe rform the steps below starting with Procedure 1 and continuing with the other procedures as required. Procedure 1: Tel[...]

  • Page 64

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 30 2.11 Wireless LAN Troubleshooting STAR T Perfo rm d iag no stic test (Proce du re 1) W as a w ir e les s L A N pro b le m dele c te d ? Perfor m connector and r epl acement check (Proce du re 2) Replace wir eles s LA N antenna/uni t Replace s y stem[...]

  • Page 65

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 31 Figure 2-10 outlines the process. Start with Procedure 1 and continue with the other procedures as instructed. Procedure 1: Diagnostic test Procedure 2: Connector and replacement check Procedure 1 Diagnostic test Run the Diagnostic Program, which wi[...]

  • Page 66

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 32 2.12 Camera Troubleshooting Figure 2-11 Camera troubleshooting process[...]

  • Page 67

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 33 The Camera board or system board may be the reason of a Cam era fault. Either of these two components may be damaged. To determine if the com puter’s Camera is functioning properly, perform the following procedures. Fi gure 2-11 outlines the proce[...]

  • Page 68

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 34 2.13 3 in 1 card Troubleshooting START Do errors occu r during 3 IN 1 CARD test? Perform 3 IN 1 card socket replacement check (Procedure 2) Replace system board END 3 IN 1 unit is not faulty. Perform 3 in 1 CAR D test (Procedure 1) No Yes Figure 2-1[...]

  • Page 69

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 35 Procedure 1: Bridge media assemble card test Procedure 2: Express socket replacement check Procedure 1 Bridge media assemble card test The Bridge media assemble card test card c ontains a Bridge media assemble card test program. Ensure the card in f[...]

  • Page 70

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 36 2.14 HDD Troubleshooting Figure 2-13 HDD troubleshooting process The HDD or system board may be the reason of a HDD fault. Either of these two components may be damaged. To determine if the comput er’s HDD is functioning properly, perform the[...]

  • Page 71

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 37 following procedures. Figure 2-13 outlines the p rocess. Start with Procedure 1 and continue with the other procedures as instructed. Procedure 1: Diagnostic test Procedure 2: Connector and replacement check Procedure 1 Diagnostic test Run the Diagn[...]

  • Page 72

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 38 2.15 CRT Troubleshooting Pe r form C R T conne ct i on ch e ck (Pro ce d u re 1 ) ST A R T Do e s r e p l a c e m e n t CRT c a b l e func t ion pr ope rl y ? P er f o r m C R T s et ch ec k (Pro ce d u re 2 ) R e pla ce s y s t e m boa rd EN D Ye s[...]

  • Page 73

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 39 Procedure 2: CRT set check Procedure 1 CRT conn ection check The CRT cable may be damaged or the conne ctions may be loose. Perform Check 1: Check 1 Make sure CRT cable is firmly pl ugged into both the CRT set and the CRT port of the computer. If th[...]

  • Page 74

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 40 2.16 HDMI Troubleshooting P er for m H D M I con necti on check (P ro c e du re 1 ) STA R T D o es r epl acem en t H D M I cable f unct i on proper l y? Pe r for m H D M I set check (P ro c e du re 2 ) R eplace s yst em b oar d EN D Ye s R ep l ace [...]

  • Page 75

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 41 Procedure 1: HDMI connection check Procedure 2: HDMI set check Procedure 1 HDMI connection check The CRT cable may be damaged or the conne ctions may be loose. Perform Check 1: Check 1 Make sure HDMI cable is firmly pl ugged into both the CRT set an[...]

  • Page 76

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 42 2.17 MIC Troubleshooting Figure 2-16 MIC troubleshooting process The MIC line or system board may be the re ason of a MIC fault. Either of these two components may be damaged. To determine if the computer’s MIC is functioning properly, perform the[...]

  • Page 77

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 43 Procedure 1: Diagnostic test Procedure 2: Connector and replacement check Procedure 1 Diagnostic test Run the functioning Program on W indows model, which will display the MIC test result. If tests and diagnostics result abnormal go to Pr ocedure 2.[...]

  • Page 78

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 44 2.18 Thermal Module troubleshooting START END CPU replacement check (Procedure 1) Thermal module replacement check (Procedure 2) Replace system board Figure 2-17 Thermal Module troubleshooting process To determine if the computer’s built-in Ther m[...]

  • Page 79

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 45 Procedure 1 CPU replacement check Refer to Chapter 4, Replacement Procedures, for instructions on how to disassemble the computer and then perform the following checks. If there is still an error after replacement CPU, go to Procedure 2. Procedure 2[...]

  • Page 80

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 46 2.19 LAN troubleshooting P e r f o r m L AN c a b l e co n n ect i o n ch eck (P r o c e d u re 1 ) ST A R T D o es r epl acem ent L AN c a b l e f u n c tio n p r o p e r ly ? P er f o r m L A N p o r t ch eck (P r o c e d u re 2 ) R epl ac e sys t[...]

  • Page 81

    2 Troubleshooting Procedures Satellite L450D/455D, Satellite pr o L450D Series Maintenance Manual 47 Procedure 1: LAN connection check Procedure 2: LAN port check Procedure 1 LAN conn ection check The LAN cable may be damaged or the conne ctions m ay be loose. Perform Check 1: Check 1 Make sure LAN cable is firmly pl ugged into both the LAN set and[...]

  • Page 82

    3. Tests and Diagnostics 1 Chapter 3 Tests and Diagnostics[...]

  • Page 83

    3. Tests and Diagnostics 2 Contents 3.1 The Diagnostic Test ........................................................................................................ .......... 4 3.2 Executing the Diagnostic Test.............................................................................................. ..... 5 3.3 Display Configuration ..........[...]

  • Page 84

    3. Tests and Diagnostics 3 3.19 1 st HDD Test ...................................................................................................................... ... 33 3.19 2 nd HDD Test .................................................................................................................... 35 3.21 Read DMI..........................[...]

  • Page 85

    3. Tests and Diagnostics 4 3.1 The Diagnostic Test This chapter explains how to use the Test & Diagnostic program to test the functions of the (Base on Los Angeles 10A+/10AG+/10AL+ T&D version 1.2) hardware modules. The Test & Diagnostic Program is stored on the T&D diskettes. The program consists of a series of tests that run autom[...]

  • Page 86

    3. Tests and Diagnostics 5 3.2 Executing the Diagnostic Test Free_DOS is required to run the DIAGNOSTI CS PROGRAM. To start the DIAGNOSTIC PROGRAM, follow these steps: Insert the diagnostics USB disk drive and turn on the computer. (The diagnostics diskette contains the Free-DOS boot files.) And then follow the instructions for T&D program inst[...]

  • Page 87

    3. Tests and Diagnostics 6 The below display will show up at the beginning of T&D program If the test result passes, the following display will show up:[...]

  • Page 88

    3. Tests and Diagnostics 7 If an error is detected and a test fails, the following message displays: Then press any key for next actions – the below display presented if copying test log file onto diskette is necessary. This action will be executed when “ Y ” key pressed.[...]

  • Page 89

    3. Tests and Diagnostics 8 It will skip this process if “N” key pressed. And then it will check if it’s necessary to leave this program. Program will quit when “ Y ” key pressed and it will go back main menu f or next test if “ N ” key pressed.[...]

  • Page 90

    3.3 Display configuration 3 Tests and Diagnostics 9 3.3 Display Configuration This Item will show the unit configuration. It includes:  CPU (CPU type)  DDRAM SIZE  Panel ID  HDD1 type & capacity (Vendor ID. M odel .Firmware)  HDD2 type & capacity (Vendor ID. M odel .Firmware)  VRAM size / VGA CHIP TYPE  Battery cell (3c[...]

  • Page 91

    3. Tests and Diagnostics 10 3.4 Beep sound test The beep sound test allows the user to aurally confirm the speaker functions. And the speaker will send out music during test. NOTE : Remember to tune up the volume as “ Maximum ” before this test starts. The screen should display as below, indicating whether the test is passed or failed after the[...]

  • Page 92

    3 Tests and Diagnostics 11 3.5 Fan ON/OFF Test The fan test allows the user to test aurally whether the fan is working. And follow the below procedures for this test:  The computer will let the fan be “ON” after any key pressed. Feel the wind or listen the rotating sound to check whether the fan is working or not. NOTE : Remember to approach[...]

  • Page 93

    3. Tests and Diagnostics 12  After Press “Y”, computer will auto test FAN RPM, and it will auto check. The screen will show below picture, if FAN RPM check is OK; If FAN RPM check is NG, it will show as below:[...]

  • Page 94

    3. Tests and Diagnostics 13 3.6 Main Battery Charge Test NOTE : The AC adaptor should be connected to successfully run this test 1.>. 90W with 19V DC for UMA SKU 2.>- 120W with 19V DC for discrete SKU This test shows and measures the main battery:  Battery type (Lion)  Manufacturer (Sanyo/Panasonic/Sony)  Remain charge capacity (0 ~ [...]

  • Page 95

    3. Tests and Diagnostics 3.7 Main Battery Change Test 14 3. 7 FDD Test NOTE : Before running the FDD test, prepare a formatted work diskette (1.44 MB). Remove the diagnostics diskette and insert the work diskette into the FDD. The contents of the floppy diskette maybe erased. The Floppy Disk Test includes three subtests of the: 1. Sequential seek/v[...]

  • Page 96

    3. Tests and Diagnostics 15 3.8 Memory check This test will check if the computer’s Mem ory Frequency and Size is correct in every slot. Before Memory test start, you should choice the below item: 1. Memory Read test 2. Memory Write test 3. Memory Read & Write test 4. Memory INFO test[...]

  • Page 97

    3 Tests and Diagnostics 16 When you execute this test, after you press the re lated num ber, the test picture will show as below: Memory Read Test[...]

  • Page 98

    3. Tests and Diagnostics 17 M e m o r y W r i t e T e s t Memory Read & Write Test[...]

  • Page 99

    3 Tests and Diagnostics 18 M e m o r y I n f o T e s t 3. 9 Keyboard Test The keyboard test checks the all keys function. NOTE: The Num Lock and the Overlay mode must be off to execute the keyboard test. Before keyboard test starts, the keyboard matrix code should be chosen as below display: 1. S (US, for America) 2. J (Japan, for Japan) 3. K (UK, [...]

  • Page 100

    3. Tests and Diagnostics 19 pressed, the corresponding key on the screen changes to black as shown below. It will indicate whether the sub test is passed or failed after the question. US Keyboard Japan keyboard NOTE: The “ Fn ” key cannot be tested in the keyboard test. To determine whether the “ Fn ” key is working correctly, press “ Fn+[...]

  • Page 101

    3 Tests and Diagnostics 20 UK keyboard 3.10 Mouse (Pad) Test The Mouse test allows the user to select and assign values to the following, using the Touch Pad or “ Tab ” key to move between selections: 1. Mouse Speed (on a scale from slow to fast) 2. Acceleration (Off, Low, Medium, High) 3. Button Assignments (Left + Right / Right button, either[...]

  • Page 102

    3. Tests and Diagnostics 21 The Touch Pad button subtest allows users to test their Touch Pad buttons. If the buttons are clicked, the cursors should appear in the corresponding box of the button figure that is displayed on the screen as below. After checking T/Pad buttons and cursor’s function, use “Tab” key or use T/Pad cursor to click the [...]

  • Page 103

    3. Tests and Diagnostics 22 - including 320*200 (4/16/256 colors), 640*200 (2/16 colors), 640*350 (2/16 colors), 640*480 (2/16/256 colors), 800*600 (256 colors) and 1024*768 (256 colors). The screen should display as below, indicating whether the test is passed or failed after the question. 3.12 Magnetic Switch Test The Magnetic switch test checks [...]

  • Page 104

    3. Tests and Diagnostics 23 2>. If the Magnetic switch test pass, it will show below display:[...]

  • Page 105

    3. Tests and Diagnostics 24 3.13 LAN Test The LAN test checks the LAN full-duplex environment. NOTE: LAN loopback needs to plug in before test begins. And LAN information will show on the test screen:  IO Base – Port: A000H  IRQ – BH, it’s “IRQ B”.  Node – it is “MAC Address”.  Line Speed – 1000Mbps or 100Mbps or 10 Mb[...]

  • Page 106

    3. Tests and Diagnostics 25  Bus ID – it’s “14”. The LAN test includes three subtests of the: 1. Speed1000 2. Speed100 3. Speed10 The subtests run automatically. The screen should display as below, indicating whether the subtests pass or fail when finished.[...]

  • Page 107

    3. Tests and Diagnostics 26 If an error is detected and a test fails, the following message displays:[...]

  • Page 108

    3. Tests and Diagnostics 27 3.14 RTC Test Checks the computer’s RTC (Real Time Clock) and calendar functions by com paring the DOS and CMOS values. The test runs automatically. The screen should display as below, indicating whether the test is passed or failed when finished.[...]

  • Page 109

    3. Tests and Diagnostics 28 3.15 Read 1394 GUID This test will check if the computer’s EEPROM 1394GUID code is correct. NOTE: Must open the RAM Door to see RAM connector GUID bar code before test item begins. LC_LA don’t support this function The figure below will be displayed:[...]

  • Page 110

    3. Tests and Diagnostics 29 3.16 Speaker EQ(Equalizer Quality factor) Ty pe Check&Re-Write This test will check if the computer’s EEPROM EQ type is correct. The EQ Type test includes two subtests of the: 1. Read EQ Type from EEPROM 2. Re-Write EQ Type to EEPROM NOTE : To execute this test, you must select speaker type (Harman or No brand). LC[...]

  • Page 111

    3. Tests and Diagnostics 30 The Sensor button test allows the user to manually test each of Sensor button buttons. Press each of the buttons on the front panel in turn. A yellow bar will appear on the relevant section of the figure if the button passes the test. Press ESC to quit the test. 3.18 Front Edge Logo check NOTE: LC_LA don’t support this[...]

  • Page 112

    3. Tests and Diagnostics 31 Please check the units whether have the Front Edge Logo: If have the logo, please key 1 to set the Front Edge Logo. If not have the logo, please key 2 to disable the Front Edge Logo. Please read the notice to check the function is enabling or be disable in BIOS setup menu. Restart the computer after you change BIOS setti[...]

  • Page 113

    3. Tests and Diagnostics 32 2. If we select “1” to enable the Front Edge logo function by program, There have the item of Illumination LED in BIOS Menu. 2.1 Select enable to let the Front Edge logo item in enable mode (show as below picture), and then restart the machine, the Front Edge Logo Led will be light.[...]

  • Page 114

    3. Tests and Diagnostics 33 3.19 1 st HDD Test The HDD test allows the user to verify the 1 st HDD ok or not. First, please select HDD test method, Screen would display as below: After you select the method, then input password: “hard disk”, if input password is Right, the screen would display as below:[...]

  • Page 115

    3. Tests and Diagnostics 34 If input password is wrong, the screen would display as below: The screen will display as below picture to show the subtest is passed or failed when finished: If it is show the picture as below, it means HDD function is OK[...]

  • Page 116

    3. Tests and Diagnostics 35 If the picture shows as below, it means he HDD function is NG 3.19 2 nd HDD Test NOTE: LC_LA don’t support this function. The HDD test allows the user to verify the 2 nd HDD ok or not. It will show the below picture, and user must select whether it has 2 nd HDD.[...]

  • Page 117

    3. Tests and Diagnostics 36 If you second HDD, please press “Y”, then computer will request you select HDD test method, Choice HDD test method, Screen would display as below: After you select the method, then input password: “hard disk”, if input password is Right, the[...]

  • Page 118

    3. Tests and Diagnostics 37 screen would display as below: If input password is wrong, the screen would display as below: The screen will display as below picture to show the subtest is passed or failed when finished: If it is show the picture as below, it means HDD function is OK[...]

  • Page 119

    3. Tests and Diagnostics 38 If the picture shows as below, it means he HDD function is NG[...]

  • Page 120

    3. Tests and Diagnostics 39 3.21 Read DMI Compal write Toshiba Part No (version), Toshiba Serial No (Serial No), Product Name, OEM string and UUID , If you want to double check the DMI data, please select Read DMI item, the figure below will be displayed: 3.22 Write DMI When you want to write DMI data, please select which data you want to write, th[...]

  • Page 121

    3. Tests and Diagnostics 40 2. Write Version (32) 3. Write Serial (32) 4. Write Product (32) After write OK, you should reboot the system that can make the setting effective, or you can write next data before reboot system, the figure below will displayed:[...]

  • Page 122

    3. Tests and Diagnostics 41 NOTE : should input correct DMI data, and should reboot the system that can make the setting effective.[...]

  • Page 123

    Chapter 4 Replacement Procedures[...]

  • Page 124

    4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-ii Chapter 4 Contents 4.1 General ................................................................................................................... 4-1 Safety Precautions .......................................................................................... [...]

  • Page 125

    4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-iii Disassembling the ODD Drive ..................................................................... 4-18 Assembling the ODD Drive ......................................................................... 4-19 4.8 Keyboard Cover and Keyboard .....................[...]

  • Page 126

    4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-iv 4.18 LCD Module and Inverter Board ......................................................................... 4-43 Removing the LCD Module and Inverter Board .......................................... 4-43 Installing the LCD Module and Inverter Board ...........[...]

  • Page 127

    4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-v Figures Figure 4.1 Removing the Battery Pack ........................................................................... 4-8 Figure 4.2 Removing the HDD door ............................................................................. 4-10 Figure 4.3 Removing t[...]

  • Page 128

    4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-vi Figure 4.31 Peel off the bezel .......................................................................................... 4-40 Figure 4.32 Remove the bezel ......................................................................................... 4-40 Figure 4.3[...]

  • Page 129

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.1 General This chapter explains how to disassemble the laptop and replace Field Replaceable Units (FRUs). Some replacement procedures m ay not require you to remove all the surrounding FRUs to replace only one FRU. The chart below shows the FRUs in the order in which the[...]

  • Page 130

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-2 Safety Precautions Before you begin disassembly read the following safety precautions carefully. Be sure to follow them while you are working. DANGER: 1. Always use the genuine batteries or replacement batterie[...]

  • Page 131

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-3 CAUTION: 1. Before replacing a component, make sure that the replacement component meets the required specifications. To avoid laptop failures, never use components that do not meet the specifications. 2. To av[...]

  • Page 132

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-4 Before You Begin Before you begin to disassemble the laptop, keep in mind the precautions and advice in this section. Always begin disassembly by removing the AC adapter and battery pack. Rem ove the optional p[...]

  • Page 133

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-5 Disassembly Procedures The cable connectors come in these two basic types:  Pressure plate connectors  Normal pin connectors To remove a pressure plate connector, pull up the tabs on either side of the co[...]

  • Page 134

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-6 Tools and Equipment For your safety and that of other people in the working environment, it is strongly recomm ended that you use electrostatic discharge (ESD) equipment. The proper use of this equipment will e[...]

  • Page 135

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-7 Colors of Screw Shanks For easy identification of the correct screws, the screw shanks are colored according to their lengths, as follows:  Screws of an odd-numbered length White  Screws of a special leng[...]

  • Page 136

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.2 Battery Removing the Battery Pack Remove the battery pack according to the following procedures and Figure 4.1. CAUTION: When handling the battery packs, use care not to short circuit the terminals. Do not drop, hit, twist, or bend the battery packs. Do not scratch or [...]

  • Page 137

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-9 Installing the Battery Pack Install the battery pack according to the following procedures. CAUTION: The battery packs contain a lithium ion battery, which can explode due to improper replacement, use, handling[...]

  • Page 138

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.3 HDD Removing the HDD CAUTION: Do not press on the top or bottom of the drive. Applying such pressure can either corrupt the data in the drive or damage the drive. There is one HDD equipped in the laptop. Remove the HDD (hard disk drive) according to the following proce[...]

  • Page 139

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 2. Remove the HDD pack by pulling on the tab attached to the pack. NOTE: Do not disassemble the HDD pack when it is working normally. Disassemble or replace the HDD pack only if it fails. 3. Place the HDD pack on a flat surface such as a desk. 4. To separate the plate from[...]

  • Page 140

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-12 Installing the HDD Install the HDD according to the following procedures. CAUTION: To avoid damage, always hold the HDD only by its sides. 1. Place the HDD into the HDD plate. 2. Secure the HDD and its plate w[...]

  • Page 141

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.4 Memory Removing the Optional Memory Remove the optional mem ory according to the following procedures and Figure 4.4, and 4.5 after checking that the laptop is turned off. CAUTION: Remove the optional memory after turning off the laptop. If this is violated, the laptop[...]

  • Page 142

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4. Spread out the two memory lock latches so that the m emory pops up. Figure 4.5 Removing the RAM from connector 5. Pull the memory up and out at an angle, using care to avoid touching the connectors. Installing the Optional Memory Install the optional memory according to[...]

  • Page 143

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.5 WLAN Card Removing the WLAN Card Remove the WLAN card according to the following procedures and Figure 4.6. 1. Detach the two antennas on the WLAN card. 2. Remove two M2.5x3 screws securing the WLAN card. 3. Pull the WLAN card out at an angle. M2.5×3*2 Figure 4.6 Remo[...]

  • Page 144

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.6 Modem Card (BTO) Removing the Modem Card Remove the modem card according to the following procedures and Figure 4.7. 1. Remove two M2.5x3 screws that secure the modem card. 2. Flip the modem card over, and detach the cable connected to the card. M2.5×3*2 Figure 4.7 Re[...]

  • Page 145

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.7 ODD Removing the ODD Bay Module NOTE: The installation and removal procedures are the same for all the modules that can be installed in the ODD bay. See the appropriate sections for the disassembly procedures of specific modules. Remove the ODD bay module according to [...]

  • Page 146

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Installing the ODD Bay Module Install the ODD bay module according to the following procedures. 1. Place the ODD bay module in the correct position and slide it in. 2. Push it in until it meets the end. 3. Secure the ODD bay module with one M2.5x3 screw. Disassembling the [...]

  • Page 147

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-19 Assembling the ODD Drive Assemble the ODD drive according to the following procedures. 1. Seat the bracket in the correct position. 2. Secure them with two M2×2.5 screws.[...]

  • Page 148

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.8 Keyboard Cover and Keyboard Removing the Keyboard Cover and Keyboard Remove the Keyboard Cover and Keyboard according to the following procedures and Figure 4.10, 4.11, 4.12. 1. Use a flat head screwdriver to lift the keyboard cover from the laptop. 2. Remove the keybo[...]

  • Page 149

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 3. Remove two M2.0x3 screws. M2.0×3*2 Figure 4.11 Removing screws from the keyboard 4. Flip the keyboard over and detach the cable on the back of the keyboard from the motherboard. Figure 4.12 Removing the keyboard Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manua[...]

  • Page 150

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-22 Installing the keyboard Cover and Keyboard Install the keyboard cover and keyboard according to the following procedures. 1. Attach the cable on the back of the keyboard to the motherboard and place the keyboa[...]

  • Page 151

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.9 Logic Upper Assembly Removing the Logic Upper Assembly Remove the logic upper assembly according to the following procedures and Figure 4.13 and 4.14. 1. Turn the laptop upside down and remove the following 19 screws:  Sixteen M2.5x10 screws  Three M2.5x3 screws [...]

  • Page 152

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 2. Turn to the front and remove five M2.5x10 screws and detach four cables as indicated in the Figure 4.14. M2.5×10*5 Figure 4.14 Removing five screws from the laptop and detach four cables. 3. Lift up the logic upper assembly. Installing the Logic Upper Assembly Install [...]

  • Page 153

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.10 Power Board Removing the Power Board Remove the power board according to the following procedures and Figure 4.15. 1. Remove one M2.5x4 screw from the power board. 2. Separate the power board from the logic upper assembly. M2.5×4*1 Figure 4.15 Removing the power boar[...]

  • Page 154

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.11 Speakers Removing the Speakers Remove the Speakers according to the following procedures and Figure 4.16. 1. Remove four M2.5x4 screws from the left and right speaker. 2. Remove the left and right speakers from the logic upper assem bly. M2.5×4*4 Figure 4.16 Removing[...]

  • Page 155

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.12 Touch Pad Bracket Removing the Touch Pad Bracket Remove the touch pad bracket according to the following procedures and Figure 4.17. 1. Remove three M2x4 screws from the pouch pad bracket. M2×4*3 Figure 4.17 Removing the screws from the touch pad bracket 2. Push the [...]

  • Page 156

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.13 Thermal Fan Removing the Thermal Fan Remove the thermal fan according to the following procedures and Figure 4.18. 1. Detach the cable from the motherboard. 2. Remove one M2.5x5 screw from the therm al fan. 3. Remove the thermal fan from the logic lower assembly. M2.5[...]

  • Page 157

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.14 Motherboard Removing the Motherboard Remove the motherboard according to the following procedures. 1. Remove one M2.5x4 screw and detach three cables from the logic lower assem bly as indicated by arrows in Figure 4.19. M2.5×4*1 Figure 4.19 Removing motherboard from [...]

  • Page 158

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 2. Remove the DC_IN CONN and pull it out of the routing channel, as shown in Figure 4.20. Figure 4.20 Removing the DC_IN 3. Use left hand to hold down the lower part of the motherboard and right hand to pick the motherboard up. Figure 4.21 Picking up the motherboard 4. Rem[...]

  • Page 159

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Installing the Motherboard Install the motherboard according to the following procedures. 1. Before seat the motherboard on the logic lower assembly, pull out the USB FFC to avoid being pressed. 2. Align the VGA CONN and RJ45 CONN to the holes in the logic lower assembly a[...]

  • Page 160

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Figure 4.24 Installing the DC-in jack 5. Secure one M2.5x4 screw. 6. Attach three cables to the motherboard as indicated by arrows in Figure 4.19. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-32[...]

  • Page 161

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-33 4.15 CPU and Thermal Module Removing CPU and Thermal Module Remove the CPU and the CPU thermal m odule according to the following procedures and Figure 4.25, 4.26. CAUTION: When removing the thermal module, ke[...]

  • Page 162

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 24 1 3 Figure 4.25 Removing the Thermal Module spring screws CAUTION: When removing the CPU, keep the following in mind: The CPU can become very hot during operation. Be sure to let it cool down before starting repair work. 3. Unlock the CPU by rotating the cam on the CPU [...]

  • Page 163

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures Figure 4.26 Removing the CPU 4. Remove the CPU. Installing CPU and Thermal Module Install the CPU and Thermal Module according to the following procedures. 1. Check the cam is in the unlock position. 2. Seat the CPU on the socket, using care not to damage the pins. Align t[...]

  • Page 164

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4. Reapply Shinetsu 7762 grease on the CPU thermal module as shown in Figure 4.27. If you use one new CPU thermal module, rem ove the release papers on the thermal pads first. Thermal pad Thermal pa d Thermal Grease Figure 4.27 Reapply the Shinetsu 7726 grease on the therm[...]

  • Page 165

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.16 Display Assembly Removing the Display Assembly CAUTION: Use care to avoid the antenna cable being caught between the display assembly and the laptop. Remove the display assembly according to the following procedures and Figure 4.28, 4.29. 1. Turn the laptop so the rea[...]

  • Page 166

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-38 Installing the Display Assembly Install the display assembly according to the following procedures. 1. Place the display assembly in the correct position. 2. Secure the display assembly with three M2.5x4 screw[...]

  • Page 167

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.17 LCD Bezel Assembly Removing the LCD Bezel Assembly Remove the LCD bezel assembly according to the following procedures. 1. Remove four rubber seals from the LCD bezel assem bly. 2. Remove two M2.5x5 and two M2.5x6 screws as shown in Figure 4.30. M2.5×6*2 M2.5×5*2 Fi[...]

  • Page 168

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 3. Peel off the bezel from left and right side as shown in Figure 4.31. Figure 4.31 Peel off the bezel 4. Push the bezel from the left and right side as shown in Figure 4.32 and remove the bezel from the display assembly. Figure 4.32 Remove the bezel Installing the Display[...]

  • Page 169

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 2. Press the bezel downside hook as shown in Figure 4.33. Figure 4.33 Press the bezel downside hook 3. Press the left and right side of the bezel as shown in Figure 4.34. Figure 4.34 Press the left and right side of the bezel Satellite L450/Pro L450/L450D/Pro L450D Mainten[...]

  • Page 170

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4. Press the bezel upside hooks as shown in Figure 4.35. Figure 4.35 Press the bezel upside hooks 5. Secure it to the display assembly with two M2.5x5 and two M2.5x6 screws. 6. Put four rubber seals over the screw holes. Satellite L450/Pro L450/L450D/Pro L450D Maintenance [...]

  • Page 171

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.18 LCD Module and Inverter Board Removing the LCD Module and Inverter Board Remove the LCD module and the inverter board according to the following procedures and Figure 4.36, 4.37, 4.38 and 4.39. 1. Remove one M2x4 screw securing the inverter board and detach two cables[...]

  • Page 172

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 2. Remove ten M2.5x4 screws securing the LCD module to the LCD cover assem bly and detach one cable from camera. 3. Lift the LCD module out of the LCD cover assembly. M2.5×4*10 Figure 4.37 Removing the LCD Module from the LCD cover assembly Satellite L450/Pro L450/L450D/P[...]

  • Page 173

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4. Remove six M2x3 screws according to the sequence indicated in Figure 4.38 on each side of the LCD hinge assembly and then remove the LCD hinge assem bly. M2×3*6 2 3 1 2 3 1 Figure 4.38 Removing the LCD Hinge Assembly 5. Turn the LCD module over and place it face down o[...]

  • Page 174

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-46 NOTE: ICs are fragile. Use extreme care not to apply pressure to the ICs along the edges of the LCD module. Dispose of used LCD panels (fluorescent (FL) tubes) as required by local ordinances or regulations. T[...]

  • Page 175

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.19 Camera (BTO) Removing the Camera Remove the camera according to the following procedures and Figure 4.40. 1. Pick the camera up from the LCD cover. Figure 4.40 Removing the camera Installing the Camera Install the camera according to the following procedures. 1. Put t[...]

  • Page 176

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.20 Hinge Saddle Removing the Hinge Saddle Remove the hinge saddle according to the following procedures and Figure 4.41. 1. Remove two M2.5x6 screws that secure the hinge saddles to the logic lower assembly. 2. Remove the hinge saddles from the logic lower assem bly. M2.[...]

  • Page 177

    Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.21 USB Board Removing the USB Board Remove the USB board according to the following procedures and Figure 4.42. 1. Remove one M2.5x3 screw that secures the USB board to the logic lower assembly. 2. Remove the USB board from the logic lower assem bly. M2.5×3*1 Figure 4.4[...]

  • Page 178

    4 Replacement Procedures Error! Style not defined. Error! Style not defined. 4.22 RJ11 Jack Removing the RJ11 Jack Remove the RJ11 jack according to the following procedures and Figure 4.43. 1. Pick up the RJ11 jack from the socket on the logic lower assembly and pull the cable out of the routing channel. Figure 4.43 Removing the FM Jack Installing[...]

  • Page 179

    Appendix A Appendix A Handling the LCD Module Precautions for handling the LCD module The LCD module can be easily damaged during assem bly or disassembly. Observe the following precautions when handling it to prevent damaging it. 1. When installing the LCD module in the display assem bly, make sure that you seat it so that it is properly aligned a[...]

  • Page 180

    3. If the panel’s surface gets dirty or moist, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again. If the surface is very dirty, we recommend a CRT cleaning agent. Apply the agent to a soft cloth and then wipe the panel’s surface. Do not apply cleanser directly [...]

  • Page 181

    5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge. Be sure to wear a wrist or ankle grounding device when handling the module. Satellite L450/L450D Series Maintenance Manua[...]

  • Page 182

    7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods. 8. Do not store the module at temperatures below its specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9. Do not disassemble the LCD module. Disassem bly can cause malfunctions. A-4 [CONFIDENTIAL][...]

  • Page 183

    10. If you transport the module, do not use packing material that contains epoxy resin (am ine) or silicon glue (alcohol or oxime). These materials can release gas that can dam age the panel’s polarization. Satellite L450/L450D Series Maintenance Manual [CONFIDENTIAL] A-5[...]

  • Page 184

    Appendix B Appendix B Board Layout B.1 System Board T op V i ew Figure B-1 System Board Layout (Top) Low Cost Los Angeles 10AL+ Maintenance Manual [CONFIDENTIAL] B- 1[...]

  • Page 185

    B.2 System Board Bottom V iew Figure B-2 System Board Layout (Bottom) B-2 [CONFIDENTIAL] Low Cost Los Angeles 10AL+ Maintenance Manual[...]

  • Page 186

    Table B-1 System Board ICs (top and bottom) Number Name U3 North Bridge (RS780MN / RS780MC) U10 Clock Generator (SLG8SP626VTR) U15 South Bridge (SB700) U33 EC (KB926QFD3) U46 BIOS ROM UA2 CODEC (ALC272-GR) UC1 Card Reader Controller (RTS5159-VDD-GR ) UL1 LAN Controller (RTL8103EL-GR) Table B-2 System Board Connectors (top and bottom) Number Name JC[...]

  • Page 187

    B-4 [CONFIDENTIAL] Low Cost Los Angeles 10AL+ Maintenance Manual PJP1 AC Adaptor conn. PJP2 Battery conn.[...]

  • Page 188

    C. Appendix C Pin Assignments System Board C.1 JF AN Table C-1 FAN I/F pin assignments (3-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +FAN1 - 2 FAN_SPEED1 I 3 GND - C.2 JL VDS Table C-2 LVDS I/F pin assignments (40-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 GND - 2 GND - 3 UMA_LCD_TXCLK_ACLK+ O 4 UMA_LCD_TXOUT0_A0+ O 5 UMA_LC[...]

  • Page 189

    C.3 JCRT Table C-3 CRT pin assignments (15-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 RED_L O 2 GREEN_L O 3 BLUE_L O 4 GND - 5 GND - 6 GND - 7 GND - 8 GND - 9 +CRT_VCC - 10 GND - 11 NC - 12 D_DDCDATA O 13 HSYNC O 14 VSYNC O 15 D_DDCCLK O C.4 JHDMI Table C-4 HDMI I/F pin assignments (19-pin) Pin No. Signal name I/O Pin No. Signal Name I/[...]

  • Page 190

    5 SATA_IRX_DT X_N1 O 6 SATA_IRX_DT X_P1 O 7 GND - 8 +3VS - 9 +3VS - 10 +3VS - 11 GND - 12 GND - 13 GND - 14 +5VS - 15 +5VS - 16 +5VS - 17 GND - 18 NC - 19 GND - 20 NC - 21 NC - 22 NC - C.6 JODD Table C-6 SATA ODD I/F pin assignments (14-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 GND - 2 SATA_TXP3 O 3 SATA_TXN3 O 4 GND - 5 SATA_IRX_DT X_[...]

  • Page 191

    C.8 JWLAN Table C-8 WLAN Connector pin assignments (52-pin) Pin No. Signal name I/O Pin No. Signal Name I/O A1 NC - A2 +3VS - A3 NC - A4 GND - A5 NC - A6 +1.5VS - A7 CLKREQ_MCARD 2# I A8 NC - A9 GND - A10 NC - A11 CLK_PCIE_MCAR D2# O A12 NC - A13 CLK_PCIE_MCAR D2 O A14 NC - A15 GND - A16 NC - A17 NC - A18 GND - A19 NC - A20 WL_OFF# O A21 GND - A22 [...]

  • Page 192

    C.9 JLAN Table C-9 LAN Connector pin assignments (14-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 RJ45_MIDI0+ I/O 2 RJ45_MIDI0- I/O 3 RJ45_MIDI1+ I/O 4 NC - 5 NC - 6 RJ45_MIDI1- I/O 7 NC - 8 NC - 9 +3V_LAN - 10 LAN_SK_LAN_LI NK# O 11 +3V_LAN - 12 LAN_ACTIVITY# O 13 LANGND - 14 LANGND - C.10 JDDRL, JPDDRH Table C-10 SODIMM I/F pin assignme[...]

  • Page 193

    Pin No. Signal name I/O Pin No. Signal Name I/O 33 VSS O 34 VSS O 35 DQ10 I/O 36 DQ14 I/O 37 DQ11 I/O 38 DQ15 I/O 39 VSS O 40 VSS O 41 VSS O 42 VSS O 43 DQ16 I/O 44 DQ20 I/O 45 DQ17 I/O 46 DQ21 I/O 47 VSS O 48 VSS O 49 DQS2# I/O 50v NC - 51 DQS2 I/O 52 DM2 I/O 53 VSS O 54 VSS O 55 DQ18 I/O 56 DQ22 I/O 57 DQ19 I/O 58 DQ23 I/O 59 VSS O 60 VSS O 61 DQ[...]

  • Page 194

    Pin No. Signal name I/O Pin No. Signal Name I/O 97 A5 I/O 98 A4 I/O 99 A3 I/O 100 A2 I/O 101 A1 I/O 102 A0 I/O 103 VDD O 104 VDD O 105 A10/AP I/O 106 BA1 I/O 107 BAD I/O 108 RAS# I/O 109 WE# I/O 110 S0# I/O 111 VDD O 112 VDD O 113 CAS# I/O 114 ODT0 I/O 115 NC/S1# I/O 116 NC/A13 I/O 117 VDD O 118 VDD O 119 NC/ODT1 I/O 120 NC - 121 VSS O 122 VSS O 12[...]

  • Page 195

    Pin No. Signal name I/O Pin No. Signal Name I/O 161 VSS O 162 VSS O 163 DQ18 I/O 164 DQ22 I/O 165 DQ19 I/O 166 DQ23 I/O 167 VSS O 168 VSS O 169 DQ24 I/O 170 DQ28 I/O 171 DQ25 I/O 172 DQ29 I/O 173 VSS O 174 VSS O 175 DM3 I/O 176 DQS3# I/O 177 NC - 178 DQS3 I/O 179 VSS O 180 VSS O 181 DQ26 I/O 182 DQ30 I/O 183 DQ27 I/O 184 DQ31 I/O 185 VSS O 186 VSS [...]

  • Page 196

    C.12 JLINE Table C-12 HEADPHONE Connector pin assignments (10-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 GND - 2 HP_L_L O 3 HP_R_L O 4 NBA_PLUG I 5 GND - 6 NC - C.13 JKB Table C-13 Keyboard Connector pin assignments (34-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 NUM_LED# O 2 CURS_LED# O 3 CAPS_LED# O 4 +3VS - 5 KSI1 I 6 KSI6[...]

  • Page 197

    Table C-14 USB Connector pin assignments (4P-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +USB_VCCB - 2 USB20_N2_R I/O 3 USB20_P2_R I/O 4 GND - C.14 JUSBB Table C-15 USB/B Connector pin assignments (12P-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +USB_VCCA - 2 +USB_VCCA - 3 +USB_VCCA - 4 +USB_VCCA - 5 NC - 6 GND - 7 USB20_N0_R [...]

  • Page 198

    3 ON/OFFBTN# I 4 GND - C.17 JREAD Table C-18 CARD READER connector pin assignments (21-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 SDWP# 2 SD_DATA1 3 SD_MS_DATA0 4 GND 5 GND 6 MSBS 7 SDCLK 8 MS_DATA1 9 SD_MS_DATA0 10 +VCC_3IN1 11 MS_DATA2_SD_D ATA7 12 GND 13 MSCD# 14 MS_DATA3_SD_D ATA6 15 SDCMD 16 MSCLK 17 +VCC_3IN1 18 SD_DATA3 19 GND 20[...]

  • Page 199

    C-12 [CONFIDENTIAL] Low Cost Los Angeles 10AL+ Maintenance Manual 3 NC - 4 NC - C.20 JSPKR Table C-21 SPKR connector pin assignments (2P-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 SPK_R1 O 2 SPK_R2 O 3 NC - 4 NC - C.21 JT OUCH Table C-22 T/P connector pin assignments (6P-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +5VS_TOUCH [...]

  • Page 200

    Appendix D Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes (set 1 and set 2) (1/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 01 ‘ ~ 29 A9 0E F0 0E 02 1 ! 02 82 16 F0 16 03 2 @ 03 83 1E F0 1E 04 3 # 04 84 26 F0 26 05 4 $ 05 85 25 F0 25 06 5 % 06 86 2E F0 2E 07 6 ^ 07 87 36 F0 36 08 7 & 08 88 3D F0 3D *2 09 8[...]

  • Page 201

    Table D-1 Scan codes (set 1 and set 2) (2/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 29 | 2B AB 5D F0 5D *5 30 Caps Lock 3A BA 58 F0 58 31 A 1E 9E 1C F0 1C 32 S 1F 9F 1B F0 1B 33 D 20 A0 23 F0 23 34 F 21 A1 2B F0 2B 35 G 22 A2 34 F0 34 36 H 23 A3 33 F0 33 37 J 24 A4 3B F0 3B *2 38 K 25 A5 42 F0 42 *2 39 L 26 A6 4B F0 4B *2[...]

  • Page 202

    Table D-1 Scan codes (set 1 and set 2) (3/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 58 Ctrl(L) 1D 9D 14 F0 14 *3 60 Alt (L) 38 B8 11 F0 11 *3 61 Space 39 B9 29 F0 29 62 ALT (R) E0 38 E0 B8 E0 11 E0 F0 11 64 Ctrl(R) E0 1D E0 9D E0 14 E0 F0 14 75 Ins E0 52 E0 D2 E0 70 E0 F0 70 *1 76 Del E0 53 E0 D3 E0 71 E0 F0 71 *1 79 [...]

  • Page 203

    Table D-1 Scan codes (set 1 and set 2) (4/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 122 F11 57 D7 78 F0 78 *3 123 F12 58 D8 07 F0 07 *3 124 PrintSc *6 *6 *6 *6 *6 126 Pause *7 *7 *7 *7 *7 X Fn — — — — *4 X Win E0 5B E0 DB E0 1F E0 F0 1F x App E0 5D E0 DD E0 2F E0 F0 2F Notes: 1. * Scan codes differ by m ode. 2. * Sc[...]

  • Page 204

    Table D-2 Scan codes with left Shift key Code set 1 Code set 2 Cap No. Key top Make Break Make Break 55 / E0 AA E0 35 E0 B5 E0 2A E0 F0 12 E0 4A E0 F0 4A E0 12 75 INS E0 AA E0 52 E0 D2 E0 2A E0 F0 12 E0 70 E0 F0 70 E0 12 76 DEL E0 AA E0 53 E0 D3 E0 2A E0 F0 12 E0 71 E0 F0 71 E0 12 79  E0 AA E0 4B E0 CB E0 2A E0 F0 12 E0 6B E0 F0 6B E0 12 80 H[...]

  • Page 205

    Table D-3 Scan codes in Numlock mode Code set 1 Code set 2 Cap No. Key top Make Break Make Break 75 INS E0 2A E0 52 E0 D2 E0 AA E0 12 E0 70 E0 F0 70 E0 F0 12 76 DEL E0 2A E0 53 E0 D3 E0 AA E0 12 E0 71 E0 F0 71 E0 F 0 12 79  E0 2A E0 4B E0 CB E0 AA E0 12 E0 6B E0 F0 6B E0 F0 12 80 Home E0 2A E0 47 E0 C7 E0 AA E0 12 E0 6C E0 F0 6C E0 F0 12 81 E[...]

  • Page 206

    Table D-5 Scan codes in overlay mode Code set 1 Code set 2 Cap No. Keytop Make Break Make Break 09 8 (8) 48 C8 75 F0 75 10 9 (9) 49 C9 7D F0 7D 11 0 (*) 37 B7 7C F0 7C 23 U (4) 4B CB 6B F0 6B 24 I (5) 4C CC 73 F0 73 25 O (6) 4D CD 74 F0 74 26 P (–) 4A CA 7B F0 7B 37 J (1) 4F CF 69 F0 69 38 K (2) 50 D0 72 F0 72 39 L (3) 51 D1 7A F0 7A 40 ; (+) 4E [...]

  • Page 207

    D-8 [CONFIDENTIAL] Low Cost Los Angeles L450/L450D Mai ntenance Manual Table D-7 No.126 key scan code Code set 1 Code set 2 Key top Shift Make Make Pause Common E1 1D 45 E1 9D C5 E1 14 77 E1 F0 14 F0 77 Ctrl E0 46 E0 C6 E0 7E E0 F0 7E *: This key generates only make codes.[...]

  • Page 208

    Appendix E Key Layout 1. United Status (US) K eyboard Figure US keyboard 2. T raditional Chinese (CH) K eyboard Figur e CH keyboard[...]

  • Page 209

    3. Thai (TI) K eyboard Figur e TI keyboar d 4 . Ko r e a n ( KO ) Ke y b o a r d Figur e KO keyboard[...]

  • Page 210

    5. United Kingdom (UK) K eyboard Figur e UK keyboard 6. US International (UI) K eyboard Figur e UI keyboard[...]

  • Page 211

    7. Hebrew (HB) K eyboard Figur e HB keyboard 8. Danish (DM) K eyboard Figur e DM keyboard[...]

  • Page 212

    9. Swiss (S W) Ke yboard Figur e SW keyboar d 10. Arabic (ARE) K eyboard Figur e ARE keyboar d[...]

  • Page 213

    11. Czec h (CZ) K eyboard Figur e CZ keyboard 12. Russian (RU) K eyboard Figur e RU keyboard[...]

  • Page 214

    13. Por tuguese (PO) K eyboard Figur e PO keyboard 14. Slovakian (SL) K eyboard Figur e SL keyboar d[...]

  • Page 215

    15. It alian (IT) K eyboard Figur e IT keyboar d 16. French (FR) K eyboard Figur e FR keyboard[...]

  • Page 216

    17. German (GR) Ke yboard Figur e GR keyboard 18. Greek (GK) Ke yboard Figur e GK keyboard[...]

  • Page 217

    19. Canada French (CF) K eyboard Figur e CF keyboard 20. Hungarian (HG) Ke yboard Figur e HG keyboard[...]

  • Page 218

    21. Spanish (SP) Ke yboard Figur e SP keyboar d 22. T urkish (TR) K eyboard Figur e TR keyboar d[...]

  • Page 219

    3. T urkish F (TF-F) K eyboard Figur e TF-F keyboard 24. Swedish (SD) K eyboard Figur e SD keyboard[...]

  • Page 220

    25. Belgian (BE) K eyboard Figur e BE keyboard 26. Y ugoslavian (YU) K eyboard Figur e YU keyboard[...]

  • Page 221

    2 7 . Nor wegian (NW) K eyboard Figur e NW keyboar d 28. Scandinavian (ND) K eyboard Figur e ND keyboard[...]

  • Page 222

    29. Canadian Multinational (A C) Ke yboard Figur e AC keyboar d 30. Canadian Bilingu al (CB) K eyboard Figur e CB keyboard[...]

  • Page 223

    31 . Japanese (JP) K eyboard Figur e JP keyboar d 32. R omania (R O) K eyboard Figur e RO keyboard[...]

  • Page 224

    32. Bulgaria (BU) K eyboard Figur e BU keyboard[...]

  • Page 225

    Low Cost Los Angeles L45 0/L450D Main tenance Manu al [CONFIDENTIAL] F-1 F. Appendix F Series Screw Torque List (KTKAA) Table F-1 Series Screw Torque List SCREW P/N SCREW SPEC Q'ty LOCATION SCREW TORQUE LCD ASSY MACK2002MG0 M2.0*3 6 LCD BRK TO LCD PANEL(R/L) 1.2~1.5kg MAAA00153G0 M2.0*4 1 INVERT ER TO COVER SUB ASSY (SINGLE LAMP) 2.5~3.0 kg MA[...]

  • Page 226

    F-2 [CONFIDENTIAL] Low Cost Los Angeles L45 0/L450D Main tenance Manu al MA0000062G0 M 2.5*6 2 SADDLE TO LOWER 2.5~3.0 kg LOGIC ASSY MA0000061G0 M2.5*4 6 LCD HINGE (L /R) T O SADDLE 2.5~3.0 kg MA0000061G0 M2.5*4 1 MB T O LOWER 2.5~3.0 kg MA0000061G0 M2.5* 4 1 USB BO ARD TO LOWER 2.5~ 3.0 kg MACA00173G0 M2.5* 5 2 FAN TO LOWER 2.5~3.0 kg MACA00023G0 [...]

  • Page 227

    Appendix G Appendix G Reliability The followin g table shows MT BF (Mean Tim e Between Failures) for each com ponent. Table G-1 MTBF Component Time (hours) LCD 10,000 Keyboard 60,000 HDD 300,000 Optical (DVD/CD) drive 60,000 AC adaptor 60,000 Low Cost Los Angeles L45 0/L450D Main tenance Manu al [CONFIDENTIAL] G-1[...]