User Manuals: Daewoo DSC-3220L CRT Television

Manuals and User Guides for Daewoo DSC-3220L CRT Television. We have 1 Daewoo DSC-3220L CRT Television manual available for free PDF download: Service Manual

Daewoo DSC-3220L Service Manual

Daewoo DSC-3220L Service Manual (86 pages)

CHASSIS : SC-150

Brand: Daewoo | Category: TV | Size: 3 MB

Table of Contents

Table of Contents
2
Main Features

5
- Specifications
  5
- Service Manual Sc
  7
- Channel Table
  9
- ATSS Sorting Method
  12
Safety Instruction

14
Alignment Instructions

15
- Microcontroller Configuration : Service Mode
  15
- Service Mode Navigation
  15
- Microcontroller Configuration : Option
  16
- TV Set Alignment
  16
  - Local Oscillator Alignment
    16
  - G2 Alignment
    16
  - White Balance
    16
  - Focus
    16
  - Vertical Geometry
    16
  - Horizontal Picture Centring
    17
  - East/West Correction
    17
  - Agc
    18
IC Description

19
- Vct383Xa TV Signal Processor - Teletext Decoder with Embedded 8 Bit - Controller
  19
  - Block Diagram off the VCT
    19
  - TV-Signal Processor
    19
  - Service Manual SC
    19
  - Controller
    20
  - Teletext Features
    20
  - Displaty OSD Features
    21
  - Audio Features
    21
  - General Features
    21
  - Data Capture
    21
  - Data Capture Features
    21
  - TV Processor Version and -Controller Capacity
    22
  - IC Marking and Version
    22
  - Pinning
    22
- Msp341X Multistandard Sound Processor
  25
  - Basic Features of the MSP 341X
    25
- TDA 4470-Multistandard Video-IF and Quasi Parallel Sound Processor
  29
  - Description
    29
  - Features
    29
  - Pinning
    29
  - Block Diagram
    30
- Tda894Xj Stereo Audio Amplifier
  31
- Service Manual SC
  31
- Tda835Xj Vertical Amplifier
  33
  - Tda8357J
    33
  - Features
    34
- Tda8358J
  34
- Tda6107Q
  34
- 24C16 - 16 Kb EEPROM
  36
- Str - F6653
  37
  - General Description
    37
  - Features
    37
  - Block Diagram
    37
  - Pin Description
    38
  - Control Part Electrical Characteristics
    38
  - MOSFET Electrical Characteristics
    39
- Cxa1315P
  40
  - General Description
    40
  - Features
    40
  - Block Diagram
    40
  - Pin Description
    41
- Cxa1315P
  41
  - General Description
    42
  - Features
    42
  - Block Diagram
    42
- La6515
  43
  - General Description
    43
  - Features
    43
  - Block Diagram
    43
Circuit Description

44
- Block Diagram
  44
- IF Section
  45
  - Block Diagram
    45
  - Vision if Amplifier
    45
  - Tuner-And VIF-ACG
    46
  - FPLL, VCO and AFC
    46
  - Video Demodulation and Amplifier
    47
  - Sound if Amplifier and SIF-AGC
    47
  - Quasi-Parallel-Sound (QPS) Mixer
    47
  - Standard Switch
    47
  - L Switch
    47
  - Internal Voltage Stabiliser
    47
- Video - VCT Description
  48
  - Introduction
    48
  - Video Front-End
    48
  - Input Selector
    48
  - Clamping
    48
  - Automatic Gain Control
    48
  - Digitally Controlled Clock Oscillator
    48
  - Analogue Video Output
    48
  - Adaptive Comb Filter (VCT3834A Only)
    49
  - Color Decoder
    49
  - Horizontal Scaler
    49
  - Video Sync Processing
    50
  - Display Processing
    50
  - Chroma Transient Improvement
    50
  - Video Back-End
    50
  - CRT Measurement and Control
    51
  - Average Beam Current Limiter
    51
    
    Analogue RGB Insertion
    51
    
    Fast-Blank Monitor
    51
    
    Vertical and East/West Deflection
    51
    
    EHT Compensation
    52
    
    Reset Function
    52
    
    Standby and Power-On
    52
  - Micro-Controller
    52
    
    Cpu
    52
    
    Introduction
    52
    
    Automatic Format Switching and WSS
    53
    
    Controller I/O Pin Configuration and Function
    53
    
    Tuning
    53
    
    EXTERNAL Source Control Logic
    55
    
    5-5Telete Xt Displa y
    56
    
    Over Current Protection
    56
    
    Analogue Sound IF-Input Section
    57
    
    Phase and am Discrimination
    57
    
    Quadrature Mixers
    57
    
    Sound Processing
    57
    
    DSP Section
    58
    
    NICAM Decoder
    58
    
    Power Amplifier
    58
    
    Sound Amplification
    58
    
    Sound Mode Switching
    58
    
    Damping Resistor
    59
    
    EAST -WEST Amplifier (TD A8358J Only)
    59
    
    Flyback Voltage
    59
    
    Guard Circuit
    59
    
    Mode Selection
    59
    
    Protection
    59
    
    Vertical Deflection
    59
    
    P Ower Supply (STR F6653)
    60
    
    Power Supply Primary Part Operations
    60
    
    STR-F6654 Gener Aral Descr I Ption
    60
    
    5-10TV Start-Up, TV Normal Run and Stand by Mode Operations
    64
    
    TV Start-Up Operations
    64
    
    TV Normal Run and Stand-By Mode Operations
    65
Service Parts List

70
- Service Part List
  
  70
- Service Part List Option
  
  80
Exploded View

81
PCB Layout

82
- Main Pcb
  
  82
- Union Pcb
  
  83

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