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1
No Picture (HDMI in/ out)
Here the trouble shoot which focuses on the hardware troubles regarding PCB assembly is explained.
Of course, with actual repair there are also troubles due to damaged Power Transformer, Wiring, soldering etc. in addition to PCB assembly.
D
Process
Check Point
(BAPRC-1758)
P2801B
1
●
No.2 pin : +15V
2
C
B
A
1
2
3
Damaged PCB
No Good
BAVD-1735
OK
BAPRC-1758
2
3
4
5
BAPRC-1758
●Each voltage is shown as the reference value.
Value error : Plus or minus 15%
4
5
6
Trouble Shoot
BAVD-1735
TX-SR343/444/HT-R494
TX-SR343
6
D
C
B
A
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