Table of Contents
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1.
Precautions and Safety Notices.........................................................................................................3
2.
Specification......................................................................................................................................4
2.1.
General ..............................................................................................................................4
2.2
Instrument Test...................................................................................................................5
2.3.
TV Channel Table. ............................................................................................................9
2.4.
Preset Timing Chart & Reference Timing Table.............................................................12
2.5
DDC Contents .................................................................................................................14
2.6
HDMI-HDCP test............................................................................................................15
3.
Front Panel Function Control Description ......................................................................................16
3.1
User control.....................................................................................................................16
3.2
OSD Functions..............................................................................................................17
4.
Circuit Description..........................................................................................................................29
4.1
Main Board .....................................................................................................................29
4.2
Power Supply Circuit Description ..................................................................................34
4.3
Formatter Board Circuit Description ..............................................................................35
4.4
Function Key Board Circuit Description ........................................................................36
4.5
LED Board Circuit Description ......................................................................................36
4.6
IR Board Circuit Description ..........................................................................................36
4.7
5.
Trouble Shooting Flow Chart..........................................................................................................37
5.1
No Display on Screen (Screen is black, no power).........................................................37
5.2
No Sound (Test signal: 0.5Vrms sine waveform) ...........................................................38
5.3
Protection ......................................................................................................................39
6. Service adjustment ...........................................................................................................................43
6.1
Service adjustment procedure ..........................................................................................43
6.2
Service Adjustment List (in Factory Mode).....................................................................45
Appendix A: ISP......................................................................................................................................46
Appendix B: Full Set Explode Drawing .................................................................................................48
Appendix C: Disassembly.......................................................................................................................49
Appendix D: Recommended Parts List...................................................................................................62
TABLE OF CONTENT
TM
Board Circuit Description ..................................................................36
..............................................................................................................................37
2
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