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Samsung 531 TFT manual

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Table of contents for the manual

  • Page 1

    COLOR MONITOR SyncMaster 330TFT SyncMaster 530TFT SyncMaster 331TFT SyncMaster 531TFT Manual SER VICE COLOR MONITOR CONTENTS + - EXIT MENU SAMSUNG 1. Precautions 2. Reference Information 3. Product Specifications 4. Operating Instructions 5. Disassembly & Reassembly 6. T roubleshooting 7. Exploded View & Parts List 8. Block Diagram 9. Elect[...]

  • Page 2

    Samsung Electronics Co., Ltd. July 1998 Printed in Korea Code No.: BN68-60017A[...]

  • Page 3

    1-1-1 Warnings 1. For continued safety, do not attempt to modify the circuit board. 2. Disconnect the AC power and DC Power Jack before servicing. 3. When the chassis is operating, semiconductor heatsinks are potential shock hazards. 1-1-2 Servicing the LCD Monitor 1. When servicing the LCD Monitor, remove the static charge by connecting a 10k ohm [...]

  • Page 4

    1-2-1 General Servicing Precautions 1. Always unplug the unitÕs AC power cord from the AC power source and disconnect the DC Power Jack before attempting to: (a) remove or reinstall any component or assembly, (b) disconnect PCB plugs or connectors, (c) connect a test component in parallel with an electrolytic capacitor. 2. Some components are rais[...]

  • Page 5

    SyncMaster 33*TFT/53*TFT 2-1 2 Reference Information 2-1 List of Abbreviations, Symbols and Acronyms 2-1-1 Abbreviations Abbreviation Definition Abbreviation Definition AUTO_MENB AUTO ENABLE (NEG.) AUTO_SOG SINK ON GREEN ENABLE BL_EN LCD PANEL BACK LIGHT ENABLE BRIGHT BRIGHTNESS CONTROL DAB(7:0) BLUE COLOR DATA (ODD) FROM IC305 DAG(7:0) GREEN COLOR[...]

  • Page 6

    2 Reference Information 2-2 SyncMaster 33*TFT/53*TFT Acronym Definition Acronym Definition ABL Automatic Brightness Limits AC Alternating Current ACL Automatic Contrast Limit AFC Automatic Frequency Control ANSI American National Standards Institute CMOS Complementary Metal Oxide Semiconductor CRT Cathode Ray Tube DC Direct Current DDC Data Display[...]

  • Page 7

    3 Product Specifications 3-1 Specifications LCD Panel TFT-LCD panel, RGB vertical stripe, normaly white, 15-Inch viewable, 0.297 (H) x 0.297 (V) pixel pitch, 13.3-Inch viewable, 0.264 (H) x 0.264 (V) pixel pitch Scanning Frequency Horizontal : 30 kHz to 61 kHz (Automatic) Vertical : 50 Hz to 75 Hz (Automatic) Display Colors 16.7 Million colors Maxi[...]

  • Page 8

    16 ~26 GND GND GND 3 Product Specifications 3-2 SyncMaster 33*TFT/53*TFT 3-2 Pin Assignments Sync Type Pin No. 15-Pin Signal Cable Connector Separate Composite Sync-on-green Sync-on-green 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blue GND GND (DDC Return) GND-R GND-G GND-B No Connection GND-Sync/Self Test GND DDC Data H-Sync V-Sync DDC Clock Re[...]

  • Page 9

    31.469 31.778 3.813 1.589 26.058 0.318 70.086 14.268 0.064 1.716 11.504 0.985 25.175 Positive Negative Separate fH (kHz) A µsec B µsec C µsec D µsec E µsec fV (Hz) O msec P msec Q msec R msec S msec Clock Frequency (MHz) Polarity H.Sync V.Sync Remark IBM 3 Product Specifications SyncMaster 33*TFT/53*TFT 3-3 QR S P O Video Sync Sync Horizontal [...]

  • Page 10

    3 Product Specifications 3-4 SyncMaster 33*TFT/53*TFT 48.077 20.800 2.400 1.280 16.000 1.120 72.188 13.853 0.125 0.478 12.480 0.770 50.000 Positive Positive Separate fH (kHz) A µsec B µsec C µsec D µsec E µsec fV (Hz) O msec P msec Q msec R msec S msec Clock Frequency (MHz) Polarity H.Sync V.Sync Remark VESA 1024/60 Hz 1024 x 768 1024/70 Hz 10[...]

  • Page 11

    EXIT SyncMaster 33*TFT/53*TFT 4-1 4 Operating Instructions 4-1 Control and Connectors 4-1-1 SyncMaster 331TFT/531TFT + - EXIT MENU SAMSUNG + - EXIT MENU G DC 12V - + Figure 4-2. Rear View Figure 4-1. Front View and Control 1 2 3 4 5 1 Power Button Power Indicator EXIT Button 3 2 Location Symbol Description Table 4-1. Front Panel Controls Signal Cab[...]

  • Page 12

    4 Operating Instructions 4-2 SyncMaster 33*TFT/53*TFT EXIT MENU + - ON/OFF VOLUME MIN MAX BASS MIN MAX TREBLE MIN MAX MIC ON OFF + - EXIT MENU SAMSUNG ON/OFF VOLUME BASS TREBLE MIC MIN MAX MIN MAX MIN MAX ON OFF + - EXIT MENU SAMSUNG MIC MIC AUDIO AUDIO OUT OUT IN IN Figure 4-4. Rear View Figure 4-3. Front View and Control 1 2 4 3 5 6 78 9 10 11 1 [...]

  • Page 13

    This monitor has no Òservice onlyÓ micom controls. Should there be a problem with the microprocessor, replace the entire circuit board. There are, however, user accessible adjustment features that are described below. This monitor has factory preset display settings for each of the signals listed in the standard display modes Timing Chart (see pa[...]

  • Page 14

    This monitor has a built-in power management system called PowerSaver. This system saves energy by switching your monitor into an off mode when it has not been used for an certain amount of time. This system operates with a VESA DPMS compliant video card installed in your computer. You use a software utility installed on your computer to set up thi[...]

  • Page 15

    5-1-1 Removing the Stand 1. Carefully push the edge of the hinge cap with a ÔÐÕ screw driver until the opposite end of the hinge cap releases. 2. Remove 4 screws in the hinge area. 3. Push the stand to the left side to release the hinge. Caution: Be careful. Signal cable and power cable are still attached to the monitor. 4. Lift the stand away f[...]

  • Page 16

    6. Remove 4 screws on the Rear Panel Bracket. (15Ó : 6 screws) 7. Remove the Bracket Assembly from the Front Cover. 8. Remove 1 screw on the Power PCB. 9. Remove Function PCB from locking area of Function Knob. 10. Remove 4 screws on the Shield of Panel. 11. Remove the Shield. 12. Disconnect the jack between Panel and Inverter PCB. 13. Remove Rear[...]

  • Page 17

    2. Make a little gap between stand assembly and Rear Cover with a ÔÐÕ screw driver. And pry Rear Cover off stand assembly with the finger. 3. Remove the 10 screws from the stand assembly. 4. Remvoe the hinge, neck front, PCB, signal cable. 5. Remove the screw and washer on the base of the stand. 6. Remove the Stand Base and Stand Top. 5 Disassem[...]

  • Page 18

    5 Disassembly and Reassembly 5-4 SyncMaster 33*TFT/53*TFT 5-2 Replacement Order of Lamp Assemblies (13.3”) 1. Disconnect lamp lead- connector from the inverter. * Replacement of lamp assemblies should be done at the power off state and recommended clean bench condition. 2. Remove a screw which is used to hold a lamp assembly on. 3. Replace lamp a[...]

  • Page 19

    5 Disassembly and Reassembly SyncMaster 33*TFT/53*TFT 5-5 5-3 Replacement Order of Lamp Assemblies (15”) 1. Disconnect lamp lead- connectors from the inverter. (2EA) * Replacement of lamp assemblies should be done at the power off state and recommended clean bench condition. 2. Remove 2 screws which are used to hold the lamp assemblies on. 3. Rep[...]

  • Page 20

    5 Disassembly and Reassembly 5-6 SyncMaster 33*TFT/53*TFT 5-4 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures.[...]

  • Page 21

    SyncMaster 33*TFT/53*TFT 6-1 6 T roubleshooting Notes: 1. Before troubleshooting, setup the PC’s display as below. • Resolution: 1024 x 768 • H-frequency: 48 kHz • V-frequency: 60 Hz 2. If no picture appears, make sure the power cord is correctly connected. 3. Check the following circuits. • No raster appears: Audio PCB, SMPS PCB, Main PC[...]

  • Page 22

    6 Troubleshooting 6-2 SyncMaster 33*TFT/53*TFT 6-2 No V ideo Replace IC101. Power indicator is green Replace IC305 or check its related circuit. Replace IC310 and IC311 or check its related circuits. Replace IC106. Replace IC105 (seperate sync) or IC104 (SOG). Check IC401 and IC101. No Does the clock pulse appear at output of FT110, FT111, FT112? D[...]

  • Page 23

    6 Troubleshooting SyncMaster 33*TFT/53*TFT 6-3 WA VEFORMS 2 IC310 #22 CH1 RMS = 3.1 V 3 IC310 #23 CH1 RMS = 2.3 V 4 IC310 #25 CH1 RMS = 2.8 V 5 IC310 #26 CH1 RMS = 2.12 V 6 CN301 #5~20 CH1 RMS = 1.18 V 7 IC101 #94 CH1 RMS = 3.5 V 8 IC105 #10 CH1 RMS = 3.1 V 9 IC104, #1 CH1 RMS = 4.56 V 10 IC301 #2 CH1 RMS = 2.3 V 11 IC301 #3 CH1 RMS = 3.25 V 12 IC3[...]

  • Page 24

    6 Troubleshooting 6-4 SyncMaster 33*TFT/53*TFT 6-3 No V ideo of Alternate V ertical Line One or more even or odd vertical lines do not display. Does the waveform appear at Pin 20 of CN301? Replace IC311 or check its related circuit. Replace LCD panel. Yes No 6 WA VEFORMS Go to 6-4 No OSD Display. 6-5 User Controls Don’ t Work Check the buttons. ([...]

  • Page 25

    6 Troubleshooting SyncMaster 33*TFT/53*TFT 6-5 6-6 No Sound (SyncMaster 330TFT/530TFT) Check IC804, IC803, VR841 and related circuit. Check Pins 1 and 2 of CN806 and related circuits. Does the DC 5 V appear at Pin 5 of CN806, Pin 4 of IC803? Does the sound input signal appear at Pins 6 and 11 of IC803? Yes No Yes No Check IC803 and related circuits[...]

  • Page 26

    6 Troubleshooting 6-6 SyncMaster 33*TFT/53*TFT 6-8 Headphones Don’ t Work (SyncMaster 330TFT/530TFT) Check the Headphone Plug in the Headphone Jack and R821, R822, C815 on the Audio PCB. Check CN813 on the Audio PCB and related circuit R817, R820, ZD801, ZD802. OK Can you hear any sound from the Headphones? Do you hear sound from the Internal Spe[...]

  • Page 27

    BD101 2703-001334 INDUCTOR-SMD 1.5uH,10%,2x1.25x0.85mm BD102 2703-001334 INDUCTOR-SMD 1.5uH,10%,2x1.25x0.85mm BD103 2703-001334 INDUCTOR-SMD 1.5uH,10%,2x1.25x0.85mm BD104 2703-001334 INDUCTOR-SMD 1.5uH,10%,2x1.25x0.85mm BD105 2703-001334 INDUCTOR-SMD 1.5uH,10%,2x1.25x0.85mm C100 2203-000260 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,2012 C101 2402-000168 C[...]

  • Page 28

    C140 2203-000260 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,2012 C141 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C142 2203-000844 C-CERAMIC,CHIP 39nF,10%,50V,X7R,TP,2012 C143 2203-000953 C-CERAMIC,CHIP 470pF,5%,50V,NPO,TP,2012 C144 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C145 2203-000260 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,2012 C146 2[...]

  • Page 29

    C196 2203-000260 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,2012 C201 2203-000455 C-CERAMIC,CHIP 1nF,5%,50V,NPO,TP,2012 C202 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C203 2203-000455 C-CERAMIC,CHIP 1nF,5%,50V,NPO,TP,2012 C204 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C301 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C302 2203[...]

  • Page 30

    C343 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C344 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C345 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C346 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C347 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C348 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C3[...]

  • Page 31

    C392 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C393 2203-000455 C-CERAMIC,CHIP 1nF,5%,50V,NPO,TP,2012 C394 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C395 2203-000455 C-CERAMIC,CHIP 1nF,5%,50V,NPO,TP,2012 C396 2203-000203 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,2012 C397 2203-000455 C-CERAMIC,CHIP 1nF,5%,50V,NPO,TP,2012 C398 2203-0[...]

  • Page 32

    D105 0401-000191 DIODE-SWITCHING MMBD4148,50V,DL-35,TP D106 0401-000191 DIODE-SWITCHING MMBD4148,50V,DL-35,TP D109 0401-000191 DIODE-SWITCHING MMBD4148,50V,DL-35,TP D110 0401-000191 DIODE-SWITCHING MMBD4148,50V,DL-35,TP D113 0402-000016 DIODE-RECTIFIER UF5404,400V,3A,DO-201AD D114 0402-000016 DIODE-RECTIFIER UF5404,400V,3A,DO-201AD D401 0401-000191[...]

  • Page 33

    IC102 1203-000001 IC-POSI.FIXED REG. 7805,TO-220,3P,PLAS IC103 1203-000001 IC-POSI.FIXED REG. 7805,TO-220,3P,PLAS IC104 1204-000292 IC-VIDEO SYSTEM LM1881M,SOP,8P,150MIL,PL IC105 0803-000117 IC-TTL 74F14,INVERTER,SOP,14P,150MIL IC106 0803-000122 IC-TTL 74F125,BUFFER,SOP,14P,150MIL,Q IC107 1203-001448 IC-POSI.FIXED REG. 2596,TO-263,5P,PLAS IC108 120[...]

  • Page 34

    Q401 0501-000342 TR-SMALL SIGNAL KSC1623-Y,NPN,200mW,SOT- R101 2007-001166 R-CHIP 75ohm,5%,1/10W,DA,TP,2012 R102 2007-001166 R-CHIP 75ohm,5%,1/10W,DA,TP,2012 R103 2007-001166 R-CHIP 75ohm,5%,1/10W,DA,TP,2012 R104 2007-000781 R-CHIP 33ohm,5%,1/10W,DA,TP,2012 R105 2007-000781 R-CHIP 33ohm,5%,1/10W,DA,TP,2012 R106 2007-000781 R-CHIP 33ohm,5%,1/10W,DA,[...]

  • Page 35

    R404 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R405 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R406 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R407 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R408 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R409 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,TP,2012 R410 2007-000872 R-CHIP 4.7Kohm,5%,1/10W,DA,[...]

  • Page 36

    R459 2007-000409 R-CHIP 15Kohm,5%,1/10W,DA,TP,2012 R460 2007-000409 R-CHIP 15Kohm,5%,1/10W,DA,TP,2012 R461 2007-000290 R-CHIP 100ohm,5%,1/10W,DA,TP,2012 R462 2007-000290 R-CHIP 100ohm,5%,1/10W,DA,TP,2012 R463 2007-000290 R-CHIP 100ohm,5%,1/10W,DA,TP,2012 R464 2007-000300 R-CHIP 10Kohm,5%,1/10W,DA,TP,2012 R465 2007-000941 R-CHIP 47Kohm,5%,1/10W,DA,T[...]

  • Page 37

    BD801 3301-000011 CORE-FERRITE BEAD AA,3.5x1.0x5.7mm,1500,2375G BD802 3301-000011 CORE-FERRITE BEAD AA,3.5x1.0x5.7mm,1500,2375G BD803 3301-000011 CORE-FERRITE BEAD AA,3.5x1.0x5.7mm,1500,2375G C801 2401-000164 C-AL 1000uF,20%,25V,WT,12.5x20mm,5m C802 2201-000177 C-CERAMIC,DISC 10nF,10%,50V,Y5P,12.5X4.0,5,TP C803 2301-000016 C-FILM,PEF 22nF,5%,100V,7[...]

  • Page 38

    D802 0401-000005 DIODE-SWITCHING 1N4148,75V,150mA,500mW,4nS,DO- IC803 1201-001269 IC-AUDIO AMP 4863,DIP,16P,300MIL,DUAL,PLA IC804 1203-001161 IC-POSI.FIXED REG. 2576,TO-220,5P,PLASTIC,4.9/5 L801 BH27-20344D COIL-CHOKE 50UH,10%,DR8*8,TAPING OP881 0601-001036 LED ROUND,GRN/YEL,4.75mm,565/585nm Q802 0501-000586 TR-NPN,KSC945,TO-92,EBC 0.25W,60V,50V,5V[...]

  • Page 39

    VR843 2101-001041 VR-ROTARY 50Kohm,20%,1/20W,TOP ZD801 0403-000003 DIODE-ZENER UZ8.2BL,8.2V,7.7-8.2V,500mW,DO ZD802 0403-000003 DIODE-ZENER UZ8.2BL,8.2V,7.7-8.2V,500mW,DO ZD803 0403-000003 DIODE-ZENER UZ8.2BL,8.2V,7.7-8.2V,500mW,DO ZD861 0403-000003 DIODE-ZENER UZ8.2BL,8.2V,7.7-8.2V,500mW,DO ZD862 0403-000003 DIODE-ZENER UZ8.2BL,8.2V,7.7-8.2V,500mW[...]

  • Page 40

    9 Electrical Parts List 9-14 SyncMaster 33*TFT/53*TFT LCD BH07-10050E LCD LT133XM-101,303*223*13,TFT,STR BN07-10001A LCD LT150X1-102,368*275*20 P/CORD BH39-10007A CBF POWER CORD DET,250V/6A,H05VV-F,LP-34 BH39-10340F CBF POWER CORD DET,H05VV-F,250V/10A,IV27,1830MM BH39-10307W CBF POWER CORD VCTF,IVY,1830MM,N,LP-54 S/CABLE BH39-20001A CBF-SIGNAL DET,[...]

  • Page 41

    8 Block Diagram SyncMaster 33*TFT/53*TFT 8-1 TDA8752 GMFC1 GMZ1 VOLUME TONE CTRL. LVDS x 2 TFT LCD PANEL MICOM and CONTROL PART FRAME MEMORY H V R G B 12V R G B 8 8 8 R G B 8 8 8 R G B 6 6 6 DOT_CLK H/V/DOT_CLK H/V/EN/ DOT_CLK +5 V_S +3.3 V_S VCC +5 V_PLL +5 V_ADL H DOT_CLK H V LM4863 (Audio Amp) Speaker (SyncMaster 330TFT/530TFT)[...]

  • Page 42

    Memo 8 Block Diagrams 8-2 SyncMaster 33*TFT/53*TFT[...]

  • Page 43

    10 PCB Diagrams SyncMaster 33*TFT/53*TFT 10-3 10-2 Semiconductor Lead Identification TYPE NO. REF. NO. PARTS TYPE NO. REF. NO. PARTS 431 KSC1623 KSC945 KSR2101 LED KA7805 LM2576 7045 BZX84C5V1 MMBD4148 24LC08B 24LC211 S19933ADY-T1 LM1881M LM2596 LM2596S 74F14 74F125 LM4863 MC34067P MC141544- DWR2 74FCT244 74FCT573M D115 Q301, Q302, Q401 Q801, Q802 [...]

  • Page 44

    10 PCB Diagrams 10-4 SyncMaster 33*TFT/53*TFT TYPE NO. TYPE NO. REF. NO. REF. NO. PARTS PARTS DS90CF561 416S1020B TDA8752 GMFC1 GMZ1 IC310, IC311 IC302, IC303, IC304 IC101 IC301 IC305 1 50 100 150 200 1 48 1 50 1 30 50 80 100[...]

  • Page 45

    SyncMaster 33*TFT/53*TFT 11-1 11 Wiring Diagram 1 2 11 10 12 3 4 5 6 7 8 9 NC NC BRIGHT BL_EN NC GND GND 12V 5V GND 12V NS CN103 5V (15":12V) 5V (15":12V) GND GND 1 2 3 3 L VDS_DA T A 5 ~ 20 CN301 1 2 3 4~9 10 11 12 13 14 15 16 PC_R_IN PC_B_IN PC_G_IN GND S_RASTER H_SYNC GND SCL SDA V_SYNC GND CN101 1 2 3 4~9 10 11 12 13 14 15 PC_R_IN PC_[...]

  • Page 46

    12-1 SyncMaster 33*TFT/53*TFT 12 Schematic Diagrams 12-1 DAC & IO Part Schematic Diagram 20 1 18 19 7 9 8 Power Line Signal Line[...]

  • Page 47

    12 Schematic Diagrams SyncMaster 33*TFT/53*TFT 12-2 1 2 3 4 5 12 3.3 GND 3.3 GND pin # MODES 1024 x 768 / 85 Hz Table 12-4. IC108 Unit: Vrms 1 2 3 4 5 12 5 GND 5 GND pin # MODES 1024 x 768 / 85 Hz Table 12-3. IC107 Unit: Vrms 1 2 3 12 GND 5 pin # MODES 1024 x 768 / 85 Hz Table 12-1. IC102 Unit: Vrms 1 2 3 12 GND 5 pin # MODES 1024 x 768 / 85 Hz Tab[...]

  • Page 48

    12-2 ZOOM & FRC Part Schematic Diagram 12 Schematic Diagrams 12-3 SyncMaster 33*TFT/53*TFT 16 15 17 10 11 12 13 14 2 3 4 5 6 Power Line Signal Line[...]

  • Page 49

    12 Schematic Diagrams SyncMaster 33*TFT/53*TFT 12-4 1 2 3 4 5 6 7 8 11.96 5.90 4.99 5.8 mV 4.99 4.99 11.95 11.95 pin # MODES 1024 x 768 / 85 Hz Table 12-6. IC309 Unit: Vrms 2 IC310 #22 CH1 RMS = 3.1 V 3 IC310 #23 CH1 RMS = 2.3 V 4 IC310 #25 CH1 RMS = 2.8 V 5 IC310 #26 CH1 RMS = 2.12 V 6 CN301 #5~20 CH1 RMS = 1.18 V 10 IC301 #2 CH1 RMS = 2.3 V 11 IC[...]

  • Page 50

    12-3 Micom Part Schematic Diagram 12 Schematic Diagrams 12-5 SyncMaster 33*TFT/53*TFT 1 2 3 4 5 6 7 8 NC NC NC GND 4.43 4.46 4.87 5.03 pin # MODES 1024 x 768 / 85 Hz Table 12-8. IC403 Unit: Vrms 1 2 3 4 5 6 7 8 GND GND GND GND 5.03 5.03 GND 5.03 pin # MODES 1024 x 768 / 85 Hz Table 12-9. IC404 Unit: Vrms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18[...]

  • Page 51

    12-4 Sub Part Schematic Diagram 12 Schematic Diagrams SyncMaster 33*TFT/53*TFT 12-6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 GND GND Signal (+2.5 V Bias) 5 Signal (+2.5 V Bias) Input Signal (+2.5 V Bias) GND 2.5 2.5 2.5 Input Signal (+2.5 V Bias) Signal (+2.5 V Bias) 5 Signal (+2.5 V Bias) GND 2.5 V (Headphone : 5 V) pin # MODES 1024 x 768 / 85 Hz Ta[...]

  • Page 52

    12 Schematic Diagrams 12-7 SyncMaster 33*TFT/53*TFT Memo[...]