Onkyo HT-R494, Руководство по обслуживанию

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5 4 3 2 1 6
D
C
A
B
D
C
A
B
5 4 3 2 1 6
Trouble Shoot
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.
No Power
TX-NR609
TX-SR343/444/HT-R494
Process Check Point Damaged PCB
1
F9001,F6401,F6402
(BAPS-1737/ BAAF-1712)
BAAF-1712
and
BACLA-1734
2
ANY PARTS
(BAAF-1712/ BACLA-1734)
BAAF-1712
and
BACLA-1734
3
P7001A
(BAPRC-1758) P7001(FFC)
4
P9011B
(BAPRC-1758)
● No.4 pin : +14V
BAPS-1737
5
P9011B
(BAPRC-1758)
●
No.5 pin : +8.7V
BAPS-1737
6
P9011B
(BAPRC-1758)
●
No.2 pin : +14V
BAPS-1737
7
P9011B
(BAPRC-1758)
● No.1 pin : +2.5V
BAPRC-1758
8
RL9001
(BAPS-1737) BAPS-1737
9
P9002
(BAPS-1737)
●
AC100 – 240V
BAVD-1735
10
P7001B
(BADIS-1732) P7001(FFC)
11 BADIS-1732
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
No Good
OK
BAAF-1712
BAPRC-1758
BAPS-1737
BADIS-1732
BAVD-1735
P7001(FFC)
BACLA-1734
1. When being not turned on with remote control unit only, BADIS-1732 is abnormal.
2. When being not turned on with button on the main unit only, BADIS-1732 is abnormal.
●
Each voltage is shown as the reference value.
Value error : Plus or minus 15%