HT-CT290/CT291
3
1. SERVICING NOTES ............................................. 4
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 8
2-2. Left, Right Panel (CG-BAR) .......................................... 9
2-3. DISP CHUKEI Board Section ........................................ 10
2-4. Chassis Section ............................................................... 10
2-5. Bluetooth Module, MAIN Board .................................... 11
2-6. Switching Regulator ....................................................... 11
3. TEST MODE ............................................................ 12
4. TROUBLESHOOTING .......................................... 19
5. DIAGRAMS
5-1. Block Diagram - HDMI Section - ................................... 23
5-2. Block Diagram - MAIN Section - ................................... 24
5-3. Block Diagram - AMP Section - ..................................... 25
5-4. Block Diagram
- PANEL/POWER SUPPLY Section - ........................... 26
5-5. Printed Wiring Board
- MAIN Board (Component Side) - ................................ 28
5-6. Printed Wiring Board
- MAIN Board (Conductor Side) - .................................. 29
5-7. Printed Wiring Board - DISP CHUKEI Board - ............. 30
5-8. Printed Wiring Board - TOUCH Board - ........................ 31
5-9. Schematic Diagram - TOUCH Board - ........................... 32
5-10. Printed Wiring Board - USB Board - .............................. 33
5-11. Schematic Diagram - USB Board - ................................. 33
TABLE OF CONTENTS
6. EXPLODED VIEWS
6-1. Overall Section ............................................................... 35
6-2. Panel Section ................................................................... 36
6-3. Cabinet Assy Section ...................................................... 37
6-4. Chassis Section ............................................................... 38
7. ELECTRICAL PARTS LIST .............................. 39
Accessories are listed in the last part of the electrical parts list.
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