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Colour Television Chassis
LC4.1L
AA
E_14520_000.eps
170904
Contents Page Contents Page
1. Technical Specifications, Connections, 8. Alignments 41
and Chassis Overview 2 9. Circuit Descriptions 44
2. Safety Instructions, Warnings, and Notes 4 Abbreviation List 49
3. Directions for Use 6 IC Data Sheets 51
4. Mechanical Instructions 7 10 Spare Parts List (Not Applicable) 54
5. Service Modes, Error Codes, and Faultfinding 9 11 Revision List 55
6. Block Diagrams, Testpoint Overviews
and Waveforms
Wiring Diagram 15
Block Diagram Audio & Video 16
Block Diagram Scaler & Supply 17
Testpoint Overview TV & Scaler Board 18-19
Testpoint Overview Front IR / LED Panel 20
I2C Overview 21
Supply Voltage Overview 22
7. Circuit Diagrams and PWB Layouts Diagram PWB
Tuner & VIF (Diagram A1) 23 32-33
Hercules (Diagram A2) 24 32-33
Hercules Supply (Diagram A3) 25 32-33
Audio Amplifier (2x2W) (Diagram A4) 26 32-33
TV Supply (Diagram A5) 27 32-33
Scaler (Diagram A6) 28 32-33
Scaler LVDS (Diagram A7) 29 32-33
Scaler IO (Diagram A8) 30 32-33
Supply (Diagram A9) 31 32-33
Rear IO Cinch (Diagram A10) 31 32-33
Side AV Panel (Diagram D) 34 35
Top Control Panel (Diagram E) 36 36
Audio Amplifier (2x5W) (20 & 23")(Diagram I) 37 38
Front IR / LED Panel (Diagram J) 39 39