Daewoo dsc-3220e-3220l 사용자 설명서

다운로드
페이지 86
Service manual SC-150
-1-
Contents
1 - Main features ........................................................................................................................................................   4
1-1 Specifications  ..................................................................................................................................................   4
1-2 Channel table  ..................................................................................................................................................   8
1-3 ATSS sorting method ....................................................................................................................................... 11
2 - Safety instruction ................................................................................................................................................. 13
3 - Alignment instructions  ........................................................................................................................................ 14
3-1 Microcontroller configuration : Service mode ................................................................................................... 14
3-2 Service mode navigation  ................................................................................................................................. 14
3-3 Microcontroller configuration : Option  .............................................................................................................. 15
3-4 TV set Alignment  ............................................................................................................................................. 15
3-4-1  Local oscillator alignment .................................................................................................................... 15
3-4-2 G2 
alignment 
....................................................................................................................................... 15
3-4-3 White 
balance 
..................................................................................................................................... 15
3-4-4 Focus 
.................................................................................................................................................. 15
3-4-5 Vertical 
geometry 
................................................................................................................................ 15
3-4-6  Horizontal picture centring ................................................................................................................... 16
3-4-7 East/West 
correction 
........................................................................................................................... 16
3-4-8 AGC 
.................................................................................................................................................... 17
4 - IC description ....................................................................................................................................................... 18
4-1 VCT383xA TV signal processor - Teletext decoder with embedded 8 bit     -
Controller ............................................................................................................................................................ 18
4-1-1  Block diagram off the VCT ................................................................................................................... 18
4-1-2  TV-signal  Processor ........................................................................................................................... 18
4-1-2      -Controller 
  ....................................................................................................... ...................................  19
4-1-4 Teletext 
 
Features 
................................................................................................................................ 19
4-1-5  Displaty  OSD  Features ...................................................................................................................... 20
4-1-6 Audio 
 
Features 
................................................................................................................................... 20
4-1-7 General 
 
Features 
............................................................................................................................... 20
4-1-8 Data 
Capture 
....................................................................................................................................... 20
4-1-9 Data 
Capture 
Features 
........................................................................................................................ 20
4-1-10  TV processor  version  and    -Controller  capacity .............................................................................. 21
4-1-11  IC marking and version  ....................................................................................................................... 21
4-1-12 Pinning ................................................................................................................................................ 21
4-2 MSP341x  Multistandard  Sound  Processor  ................................................................................................... 24
4-2-1  Basic Features of the MSP 341x ......................................................................................................... 24
4-3 TDA4470 - Multistandard Video-IF and Quasi  Parallel  Sound  Processor ...................................................... 28
4-3-1 Description 
.......................................................................................................................................... 28
4-3-2 Features 
.............................................................................................................................................. 28
4-3-3 Pinning 
................................................................................................................................................ 28
4-3-4 Block 
 
diagram 
.................................................................................................................................... 29
4-4 TDA894xJ  Stereo  Audio  Amplifier ................................................................................................................. 30
4-4-1 Features 
...............................................................................................................................................  30
4-5 TDA835xJ  Vertical  Amplifier ........................................................................................................................... 32
4-5-1 TDA8357J 
........................................................................................................................................... 32