Sony KDL22EX308 инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Sony KDL22EX308. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Sony KDL22EX308 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Sony KDL22EX308 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Sony KDL22EX308, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Sony KDL22EX308 должна находится:
- информация относительно технических данных устройства Sony KDL22EX308
- название производителя и год производства оборудования Sony KDL22EX308
- правила обслуживания, настройки и ухода за оборудованием Sony KDL22EX308
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Sony KDL22EX308 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Sony KDL22EX308 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Sony, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Sony KDL22EX308, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Sony KDL22EX308, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Sony KDL22EX308. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    AZ1L Direct-V iew LCD T elevision Chassis Circuit Description and T roubleshooting Guide T raining Manual MODELS: KDL22EX308 KDL32EX308 Course : CTV -68 KDL32EX308[...]

  • Страница 2

    CTV -63 i Power Supply ....................................................................... 4 KDL22EX308 .......................................................................... 4 KDL32EX308 .......................................................................... 4 Inverter ....................................................................[...]

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    CTV -63 ii T able of Contents (Continued) Introduction .................................................................... 24 LCD Panel Basics .............................................................. 24 Gate Drivers ....................................................................... 27 Source Drivers .....................................[...]

  • Страница 4

    CTV -68 1 Chapter 1 – Introduction Overview The AZ1L chassis is one of several designs for the 2010 model line of Sony Bravia® LCD televisions. Several models will be released incorporating this chassis. This training manual will cover the EX308 series consisting of the following models: KDL22EX308 KDL32EX308 The chassis design revolves around t[...]

  • Страница 5

    Chapter 1 - Introdcution CTV -68 2 USB2.0 Side Input This feature was available in selected 2008 models and allowed the viewing of JPEG formatted pictures and playback of MP3 audio files. The media content has been expanded this year to allow playback of MPEG1 and MPEG2 format video content. An optional wireless network adapter can be inserted to [...]

  • Страница 6

    CTV -68 3 Chapter 2 – Overall Circuit Descriptions Overview The primary circuits contained in the AZ1L chassis consists of a main circuit board (designated as the BAL board), power supply (GD1 Or G2LE) which varies based on the size of the LCD display , and the LCD panel assembly . The TCON circuit (normally mounted external to the LCD panel) is [...]

  • Страница 7

    Chapter 2 - Overall Circuit Description CTV -68 4 Power Supply KDL22EX308 The KDL22EX308 utilizes the GD1 power supply board. There are 3 distinct sections on the power supply: Standby Supply : Continuously operational as long as AC power is applied, the standby supply generates 3.3VDC for the circuits requiring power while the unit is turned of f.[...]

  • Страница 8

    Chapter 2 - Overall Circuit Description CTV -68 5 FIGURE 2-1 22EX308 OVERALL BLOCK DIAGRAM C OMP OSI T E OR C OMP ON E N T 1 R F C OMP OSI T E 3 C OMP ON E N T 2 H D MI 1 PC H D 1 5 POW E R S U P P LY IN V E R TE R SW I TC H U N I T LED IR R X R GB SE N SOR LC D PAN EL BAL G D 1 H LR L R AN A LOG A U D I O OU T OPTI C AL A U D I O OU T H D MI 3 IC4[...]

  • Страница 9

    Chapter 2 - Overall Circuit Description CTV -68 6 FIGURE 2-2 32EX308 OVERALL BLOCK DIAGRAM C OMP OS I TE OR C OMP ON E N T 1 R F C OMP OS I TE 3 C OMP ON E N T 2 H D MI 1 PC H D 1 5 POW E R S U PP LY SW I TC H U N I T LED I R R X R GB SE N S OR LC D PA N EL BAL G 2LE H LR L R AN A LOG AU D I O OU T OPTI C A L A U D I O OU T H D MI 3 I C 42 00 AU D [...]

  • Страница 10

    CTV -68 7 Chapter 3 – T roubleshooting Introduction Most troubleshooting of this chassis focuses on the 3 major components used: • The Main Board (BAL) • Power Supply (G1D or G2LE) • LCD Panel This chapter will provide practical troubleshooting procedures based on the various symptoms that will appear when a particular circuit fails to oper[...]

  • Страница 11

    Chapter 3 - T roubleshooting CTV -68 8 FIGURE 3-1 CHECKING THE SOFTW ARE VERSION Software Update Responsibility Software updates are designed to be performed by the customer . W arranty repairs in which the issue can be resolved by a software update are not reimbursable . Most issues involving software updates are handled by the customer service ce[...]

  • Страница 12

    Chapter 3 - T roubleshooting CTV -68 9 Special Software Instructions for BAL Board or LCD Panel Replacement The 2010 models utilize a “generic” type BAL board. In the past, many different main boards needed to be stocked due to dif ferences in software requirements. The software loaded on the board was specific to the model and its features al[...]

  • Страница 13

    Chapter 3 - T roubleshooting CTV -68 10 V ideo Failures Problems that develop in the video circuits can appear as subtle or major distortions, a loss of one or more colors, improper video level, or a complete loss of video. When troubleshooting LCD display devices the problem must be isolated to 3 major components: The main board where the video pr[...]

  • Страница 14

    Chapter 3 - T roubleshooting CTV -68 1 1 FIGURE 3-2 NO VIDEO TROUBLESHOOTING FLOWCHAR T N o Vi de o B ack li gh t s t ur ned on ? U nplug LVD S c onn ec t or at TC ON w hile un i t is ru nnin g . This may nee d t o be do ne more t ha n on c e A ny f las he s s een on s c re en ? Y es No TC ON ( LC D P an el) A ny OS D gr ap hic s pr es en t ? No B [...]

  • Страница 15

    Chapter 3 - T roubleshooting CTV -68 12 TCON : Since the TCON allocates the RGB video information based on specific timing information, the distortions tend to be fixed and usually appear as symmetrical patterns that occupy most (or a significant portion) of the display . Some examples of TCON errors: • No video • Thin vertical lines spannin[...]

  • Страница 16

    Chapter 3 - T roubleshooting CTV -68 13 FIGURE 3-3 VIDEO DISTOR TION TROUBLESHOOTING FLOWCHAR T Vi d eo Di stort i on I s dis t or t i on across entire s c ree n ? Any hor iz on t al lines ? No No TC ON (L C D P ane l ) Ye s Ye s I mpr op er of mis s ing c olor s ? Ye s BA L Boar d No Vertic al li nes or bar s ? No Ye s Line s m ove w hen w ide - m[...]

  • Страница 17

    Chapter 3 - T roubleshooting CTV -68 14 Audio T roubleshooting Since all audio signals are input, processed and amplified by the BAL board, any issue involving the loss of audio or audio distortions which is present at all inputs would dictate that issue is remedied by replacement of the BAL board. It is possible that a software update might be re[...]

  • Страница 18

    Chapter 3 - T roubleshooting CTV -68 15 N o Pow er Is s t andb y LE D blinking ? No Ye s GE3 b oard ( 32 , 4 0 " ) GE 2B boa rd (46 / 52 " ) GE 2A ( 60") No See pro t ec t ion fl owc har t Ye s Is E c o s w it c h on s i de of unit t ur ned off ? (4 6 / 52 /6 0 " ) D oes red s t and by LED on f ro nt pan el light ? Press power b[...]

  • Страница 19

    Chapter 3 - T roubleshooting CTV -68 16 Protection Shutdown Critical voltages and circuit operations are monitored by the CPU on the BAL board. If a fault is detected the unit will be forced to shut down by the CPU. The monitored circuit in which the fault occurred will cause the CPU to flash the standby LED in groups of repeating sequences. The n[...]

  • Страница 20

    Chapter 3 - T roubleshooting CTV -68 17 FIGURE 3-5 PROTECT SHUTDOWN TROUBLESHOOTING FLOWCHART Protect Sh utdown . Standby LED Bl i n ki ng No Ye s No LCD P an el Ye s 2X BA L B oar d 3X 5X D oes s t and by LED li ght ? Ye s No No Ye s LCD P an el 6X Ye s 7X No Imme diate l y Aft er a Wh il e C heck roo m temper atur e and v entilati on ar ound un i[...]

  • Страница 21

    Chapter 3 - T roubleshooting CTV -68 18 FIGURE 3-6 DIAGNOSTICS HISTOR Y P AGE Backlight Issues Under normal circumstances, any failures in the backlighting system will cause the unit to shut down. If one or more of the fluorescent backlights fails to turn on, or if the high voltage inverter circuit fails to turn on, the unit will shut down and the[...]

  • Страница 22

    Chapter 3 - T roubleshooting CTV -68 19 T est Points The drawing in Figure 3-7 contains the board-to-board connector and pin information for the KDL22EX308 to identify voltages, signal and control lines for troubleshooting purposes. Figure 3-8 illustrates the same information for the KDL32EX308. All critical voltages and control signals are easily [...]

  • Страница 23

    Chapter 3 - T roubleshooting CTV -68 20 FIGURE 3-7 KDL22EX308 TEST POINTS HV 1 STBY 3.3V AUDIO _12V AC_O FF _DET PO WE R_O N 1 2 3 4 AUDIO _G ND BL _E RR REG 12V _GND REG 12 V 5 6, 7 8, 9 10 BL _O N TCON _12 V DIMME R N /C 11 12 13 14 TCON _O N 15 C N 6 150 STBY 3.3V REG 12 V _GND AUDIO _1 2V AUDIO _G ND 1 2 3 4, 5 REG 12V TCON_12 V 6, 7 8 AC_O FF [...]

  • Страница 24

    Chapter 3 - T roubleshooting CTV -68 21 FIGURE 3-8 KDL32EX308 TEST POINTS UNREG 24V BL - ON G ND BL _E RR 1~5 6~10 11 12 STBY 3.3V AUDIO _1 2V AC_O FF _DET PO WE R_O N 1 2 3 4 AUDIO _G ND BL _E RR REG 12V _GND REG 12 V 5 6, 7 8, 9 10 BL _O N TCON _12 V DIMME R N /C 11 12 13 14 TCON _O N 15 AC IN ( N ) AC IN ( H ) 1 2 C N 6 401 STBY 3.3V REG 12 V _G[...]

  • Страница 25

    Chapter 3 - T roubleshooting CTV -68 22 FIGURE 3-9 KDL22EX308 BOARD LOCA TIONS G D 1 BAL H LR SWITC H BL O C K[...]

  • Страница 26

    Chapter 3 - T roubleshooting CTV -68 23 FIGURE 3-10 KDL32BX300 BOARD LOCA TIONS G D 2LE BAL H LR SWITC H BL O C K[...]

  • Страница 27

    CTV -68 24 Chapter 4 – Appendix TCON T roubleshooting Introduction Beginning in the fall of 2008, Sony announced the availability of limited TCON replacement boards to service LCD panels beginning with certain models going back to 2006. For many years technicians have been asking about the availability of these components. In the relatively small[...]

  • Страница 28

    Chapter 4 - Appendix CTV -68 25 Figure 4-1 illustrates a typical LCD panel and the associated video processing circuits as found in the W AX3 chassis. The various formats and resolutions of video signals are processed on the BU1 board. All video signals exit the video processor in the native resolution of the LCD panel. In this design, the resoluti[...]

  • Страница 29

    Chapter 4 - Appendix CTV -68 26 FIGURE 4-1 TYPICAL LCD TIMING CONTROL LC D PA N E L GATE D R I V E R S SOU R C E D R I V E R S LVD S TR A N S MI TT E R BU LVD S R E C E I V E R TC ON VI D E O PR OC E S S TI MI N G C ON TR OL[...]

  • Страница 30

    Chapter 4 - Appendix CTV -68 27 Gate Drivers Referring to Figure 4-1, note the IC’s located along the side of the panel. These IC’s are mounted on a flexible cable(s) which are bonded to the LCD panel. Their function is to activate each row of pixels one at a time starting with the first line at the top. As each line is activated, the source [...]

  • Страница 31

    Chapter 4 - Appendix CTV -68 28 D E FE C TI V E D R I V E I C D E FE C TI V E TA B B ON D OR D R I V E I C D E FE C TI V E TA B B ON D OR D R I V E I C FIGURE 4-2 TYPICAL LCD P ANEL F AILURES[...]

  • Страница 32

    Chapter 4 - Appendix CTV -68 29 Failures involving the LCD panel are usually displayed with the following symptoms: • Physical damage such as cracks in the panel, a single pixel or group of pixels that always on or off, or random sections of the panel which are completely dark. • Source driver failure. This symptom appears as a single vertical [...]

  • Страница 33

    Chapter 4 - Appendix CTV -68 30 Figure 4-3 illustrates 2 examples of a loss of control data to the drive IC’s. In the first example, an entire group of column drivers has lost the data stream for red. The second example involves the complete loss of drive data for all RGB information to the right side of the screen. This is sometimes caused by t[...]

  • Страница 34

    Chapter 4 - Appendix CTV -68 31 Examples of Actual TCON Failures The remaining illustrations show other TCON failures that have been encountered in the field. The idea is to get a grasp of the concept of TCON induced failures to avoid unnecessary parts replacement. REPET A TIVE ST AIONAR Y LINES MUL TIPLE SOURCE DRIVE IC F AILURE MUL TI-COLORED LI[...]

  • Страница 35

    Chapter 4 - Appendix CTV -68 32 MUL TIPLE EVENL Y SP ACED LINES NOT AFFECTED BY PICTURE ZOOMING LOADED SOURCE DRIVE DA T A LINE SYMETRICAL RED BOXES[...]

  • Страница 36

    Chapter 4 - Appendix CTV -68 33 LCD Panel Failures Below are some photos of actual LCD panel failures. Note that most issues tend to be isolated to a certain area of the screen with the exception of failures of the source drivers. The source drivers can cause thin horizontal line issues and can also affect a large area of the screen. SOURCE DRIVE I[...]

  • Страница 37

    Chapter 4 - Appendix CTV -68 34 SOURCE T AB BOND F AILURE MUL TIPLE PIXEL F AILURE GA TE T AB BOND F AILURE GA TE T AB BOND F AILURE[...]

  • Страница 38

    and i.Link are trademarks of Sony Electronics 2007 Sony Electornics, Inc. SEL Service Company 16530 Vill Esprillo National T raining Dept. MZ3215 San Diego, CA 92127 Reproduction in whole or part without written permission is prohibited. All rights reserved CTV68030810 3/10/10[...]