Daewoo DTC-21Y1/21Y2 User Manuals

Table of Contents

• DOCUMENT HISTORY

  3
• MAIN FEATURES

  4
• 1.1 SPECIFICATIONS

  4
• 1.1.1 GENERAL

  4
• 1.1.2 EURO-SCART 1 (21 Pin)

  4
• 1.1.3 EURO-SCART 2 (21 Pin)

  5
• 1.2 CHANNEL/FREQUENCY TABLE

  6
• SAFETY INSTRUCTION

  9
• ALIGNMENT INSTRUCTIONS

  10
• 3.1 MICROCONTROLLER CONFIGURATION : SERVICE MODE

  10
• 3.2 SERVICE MODE NAVIGATION

  10
• 3.3 MICROCONTROLLER CONFIGURATION : OPTION BITS

  10
• 3.4 OPTION 1

  11
• 3.5 OPTION 2

  11
• 3.6 NVM DEFAULT SETTING

  12
• 3.7 TV SET ALIGNMENT

  14
• 3.7.1 G2 ALIGNMENT

  14
• 3.7.2 WHITE BALANCE

  14
• 3.7.3 FOCUS

  14
• 3.7.4 VERTICAL GEOMETRY

  14
• 3.7.5 HORIZONTAL PICTURE CENTRING

  14
• 3.7.6 EAST / WEST CORRECTION

  14
• 3.7.7 AGC

  15
• IC DESCRIPTION

  16
• 4.1 UOC III SERIES

  16
• 4.1.1 IC MARKING AND VERSION

  16
• 4.2 TDA8946J STEREO AUDIO AMPLIFIER

  24
• 4.2.1 FEATURES

  25
• 4.3 TDA8358J VERTICAL AMPLIFIER

  27
• 4.3.1 TDA8358J

  27
• 4.4 TDA6107AJF

  29
• 4.4.1 Features

  29
• 4.4.2 Pin description

  29
• 4.5 24WC16 - 16 KB EEPROM

  30
• 4.6 STR - F6653

  31
• 4.6.1 GENERAL DESCRIPTION

  31
• 4.6.2 FEATURES

  31
• 4.6.3 BLOCK DIAGRAM

  31
• 4.6.4 PIN DESCRIPTION

  32
• 4.6.5 CONTROL PART - ELECTRICAL CHARACTERISTICS

  32
• 4.6.6 MOSFET ELECTRICAL CHARACTERISTICS

  33
• CIRCUIT DESCRIPTION

  34
• 5.1 BLOCK DIAGRAM

  34
• 5.2 FUNCTIONAL DESCRIPTION OF VIDEO PROCESSOR

  35
• 5.2.1 Vision IF amplifier

  35
• 5.2.2 QSS sound circuit

  35
• 5.2.3 FM demodulator

  35
• 5.2.4 Audio input selector and volume contro

  36
• 5.2.4.1 STEREO AND AV STEREO VERSIONS

  36
• 5.2.4.2 MONO VERSIONS

  36
• 5.2.5 CVBS and Y/C input signal selection

  36
• 5.2.5.1 ALL VERSIONS

  36
• 5.2.6 Synchronisation circuit

  37
• 5.2.7 Horizontal and vertical drive

  38
• 5.2.8 Chroma, luminance and feature processing

  38
• 5.2.9 Colour decoder

  39
• 5.2.10 RGB output circuit

  40
• 5.2.11 I2C-BUS USER INTERFACE DESCRIPTION

  42
• 5.3 GENERAL DESCRIPTION OF THE TV SOUND OF SOUND PROCESSOR

  42
• 5.3.1 Supported standards

  43
• 5.4 FUNCTIONAL DESCRIPTION SOUND PROCESSOR

  44
• 5.4.1 The UOC III TV Sound Concept

  44
• 5.4.2 Functional Overview Of the digital controller sound part

  45
• 5.4.3 Demodulator and decoder

  46
• SERVICE PARTS LIST

  49
• 6.1 DTY-28A8FZF-S

  49
• 6.2 DTC-20T2FZS-S

  54
• 6.3 DTC-21Y1FZF-S

  59
• 6.4 DTZ-29U7FZS-S

  64
• EXPLODED VIEW

  69
• 7.1 DTY-28A8

  69
• 7.2 DTY-2880

  70
• 7.3 DTY-21U7

  71
• 7.4 DTC-20T2

  72
• 7.5 DTC-21Y1

  73
• 7.6 DTZ-29U7

  74
• 7.7 DTZ-2881

  75
• 7.8 DTZ-2481

  76
• PRINTED CIRCUIT BOARD

  77
• 8.1 4859809693(CP-520)

  77
• 8.2 4859809893(CP-520A)

  78
• 8.3 4859809993(CP-520F)

  79
• SCHEMATIC DIAGRAM

  80
• 9.1 CP-520

  80
• 9.2 CP-520A

  81
• 9.3 CP-520F

  82