Daewoo DTF-2950-100D - Table of Contents

CP-850FX Service Manual
Europe R&D
1
CONTENTS
DOCUMENT HISTORY .................................................................................................................5
1 MAIN FEATURES...................................................................................................................6
1.1 SPECIFICATIONS ..............................................................................................................6
1.1.1 GENERAL......................................................................................................................6
1.1.2 EURO-SCART 1 (21 Pin) ..............................................................................................6
1.1.3 EURO-SCART 2 (21 Pin) ..............................................................................................7
1.2 CHANNEL/FREQUENCY TABLE .......................................................................................8
1.3 ATSS SORTING METHOD...............................................................................................11
1.3.1 GENERAL CASE.........................................................................................................11
1.3.2 SPECIAL CASE...........................................................................................................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 BITS .............................................14
3.3.1 OPTION 1........................................................................................................................15
3.3.2 OPTION 2........................................................................................................................15
3.3.3 OPTION 3........................................................................................................................15
3.4 TV SET ALIGNMENT........................................................................................................16
3.4.1 LOCAL OSCILLATOR ALIGNMENT ...............................................................................16
3.4.2 G2 ALIGNMENT..............................................................................................................16
3.4.3 WHITE BALANCE ...........................................................................................................16
3.4.4 FOCUS............................................................................................................................16
3.4.5 VERTICAL GEOMETRY .................................................................................................16
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 TELETEXT DECODER WITH EMBEDDED 8-BIT CONTROLLER...................................18
4.1.1 BLOCK DIAGRAM OF THE SDA55XX........................................................................18
4.1.2 DESCRIPTION ............................................................................................................18
4.1.3 IC MARKING AND VERSION......................................................................................19
4.1.4 PINNING......................................................................................................................19
4.2 VSP94X5B (VERSION C4)– OPTIMUS COLOR DECODER AND SCAN-RATE
CONVERTER....................................................................................................................21
4.2.1 BLOCK DIAGRAM OF THE VSP94x5B ......................................................................21
4.2.2 Feature Overview ........................................................................................................22
4.2.3 PINNING......................................................................................................................23
4.3 DDP 3315C – DISPLAY AND DEFLECTION PROCESSOR............................................25
4.3.1 BLOCK DIAGRAM OF THE DDP 3315C.....................................................................25
4.3.2 DESCRIPTION ............................................................................................................25
4.3.3 PINNING......................................................................................................................27
4.4 MSP341X MULTISTANDARD SOUND PROCESSOR.....................................................29
4.4.1 BASIC FEATURES OF THE MSP 341X......................................................................29
4.4.1.1 Demodulator & NICAM Decoder Section..................................................................29
4.4.1.2 DSP-Section (Audio Baseband Processing) .............................................................30
4.4.1.3 Analogue Section......................................................................................................30
4.4.1.4 NICAM & FM/AM-Mono ............................................................................................30
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