Haier HL22FEP1, Servise Manual

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6. Operation Instructions
……………………….….........................21
6.1 Front Panel Controls …………………………………….....………............21
6.2 Back Panel Controls ……………...………………..………..………..........21
6.3 Universal Remote Controller...................................................................21
7. Electrical parts ...............................................................................23
7.1. Block diagram ........................................................................................23
7.2. Circuit Diagram.......................................................................................23
7.3 .Wiring Connection Diagram....................................................................37
8. Measurements and Adjustments .........................................39
8 . 1 Version S/N Panel Resolution
....................................................39
8 . 2 Video
.................................................................................................39
8. 3 Audio
……….......................................................................................40
8. 4 Channel
…………………………..........................................................41
8. 5 Gamma
…………………………...........................................................42
8. 6 Backlight
………………………….........................................................43
8. 7 Function
……………………….............................................................43
9. Trouble shooting
..........................................................................46
9.1. Simple check .........................................................................................46
9.2. Power Supply Board failure check ........................................................47
9.3. Main board failure check .......................................................................48
9.4. Panel failure ..........................................................................................50