Daewoo DDT-21H9ZDF(21"), Руководство по обслуживанию

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Service Manual CP-099/FS
-3-
5-3-12 Display Processing ------------------------------------------------------------------------------------------------------ 46
5-3-13 Chroma Transient Improvement --------------------------------------------------------------------------------------- 46
5-3-14 Video Back-end ---------------------------------------------------------------------------------------------------------- 46
5-3-15 CRT Measurement and Control --------------------------------------------------------------------------------------- 46
5-3-16 Average Beam Current Limiter ---------------------------------------------------------------------------------------- 46
5-3-17 Analogue RGB Insertion ----------------------------------------------------------------------------------------------- 46
5-3-18 Fast-Blank Monitor ----------------------------------------------------------------------------------------------------- 46
5-3-19 Vertical and East/West Deflection ------------------------------------------------------------------------------------- 47
5-3-20 EHT Compensation ----------------------------------------------------------------------------------------------------- 47
5-3-21 Reset Function ----------------------------------------------------------------------------------------------------------- 47
5-3-22 Standby and Power-On ------------------------------------------------------------------------------------------------- 47
5-4 Microcontroller ----------------------------------------------------------------------------------------------------------------- 47
5-4-1 Introduction ---------------------------------------------------------------------------------------------------------------- 47
5-4-2 CPU ------------------------------------------------------------------------------------------------------------------------- 47
5-4-3
¥
-Controller I/O pin configuration and function ---------------------------------------------------------------------- 47
5-4-4 Tuning ---------------------------------------------------------------------------------------------------------------------- 48
5-4-5 Over Current Protection -------------------------------------------------------------------------------------------------- 48
5-5 Teletext Display ---------------------------------------------------------------------------------------------------------------- 48
5-6 Sound processing --------------------------------------------------------------------------------------------------------------- 49
5-6-1 Analogue sound IF - input section -------------------------------------------------------------------------------------- 49
5-6-2 Quadrature Mixers -------------------------------------------------------------------------------------------------------- 49
5-6-3 Phase and AM discrimination ------------------------------------------------------------------------------------------- 49
5-6-4 NICAM decoder ---------------------------------------------------------------------------------------------------------- 49
5-6-5 DSP section ---------------------------------------------------------------------------------------------------------------- 49
5-6-6 Sound Mode switching --------------------------------------------------------------------------------------------------- 49
5-7 Audio processing --------------------------------------------------------------------------------------------------------------- 50
5-7-1 Mono audio signal from IF IC-input section -------------------------------------------------------------------------- 50
5-7-2 Source select switching block ------------------------------------------------------------------------------------------- 50
5-7-3 Effect controls-------------------------------------------------------------------------------------------------------------- 50
5-7-4 Loudspeaker Channel ----------------------------------------------------------------------------------------------------- 50
5-7-5 Sound System Selection -------------------------------------------------------------------------------------------------- 50
5-8 Sound amplification ------------------------------------------------------------------------------------------------------------ 51
5-8-1 Power amplifier ----------------------------------------------------------------------------------------------------------- 51
5-8-2 Mode selection ------------------------------------------------------------------------------------------------------------ 51
5-8-3 Vertical deflection --------------------------------------------------------------------------------------------------------- 51
5-8-4 Fyback voltage ------------------------------------------------------------------------------------------------------------ 51
5-8-5 Protection ------------------------------------------------------------------------------------------------------------------ 51
5-8-6 Guide circuit---------------------------------------------------------------------------------------------------------------- 52
5-8-7 Damping resustir----------------------------------------------------------------------------------------------------------- 52
5-8-8 EAST-WAST Amplifier(TDA8357J) ----------------------------------------------------------------------------------- 52
5-9 Power supply(STR-F6654:CP-099FS, F6653:CP-099)-------------------------------------------------------------------- 52
5-9-1 STR-F6654 general description------------------------------------------------------------------------------------------ 52
5-9-2 Power supply primary part operations ---------------------------------------------------------------------------------- 52
5-9-2-1 Start-up circit:V
IN
------------------------------------------------------------------------------------------------------- 52
5-9-2-2 STR-F6654 oscillating operation ------------------------------------------------------------------------------------- 53
5-9-2-3 STR-F6654 protection circuits --------------------------------------------------------------------------------------- 54
5-10 TV start-up, TV normal run and stand by mode operations ------------------------------------------------------------ 55
5-10-1 TV start-up operations -------------------------------------------------------------------------------------------------- 55
5-10-2 TV normal run and stand-by mode operations ---------------------------------------------------------------------- 55
5-11 DVD ------------------------------------------------------------------------------------------------------------------------- 59
5-11-1 Electirical Troubleshooting Guide ------------------------------------------------------------------------------------- 59
5-11-2 Circuit Diagram ---------------------------------------------------------------------------------------------------------- 61
5-11-3 Circuit Operational Description --------------------------------------------------------------------------------------- 71
6. Service Parts list ----------------------------------------------------------------------------------------------------------------------- 8
4
7. Different Parts List By CRT ---------------------------------------------------------------------------------------------------------- 10
3
8. Exploded View ------------------------------------------------------------------------------------------------------------------------- 10
4
9. Printed Circuit Board ----------------------------------------------------------------------------------------------------------------- 10
7
10. Schematic Diagram ------------------------------------------------------------------------------------------------------------------ 11
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