VSX-1015TX-K
122
1
2
4
1
2
3
4
C
D
F
A
B
E
Replace IC952
A
Pin 9
Does
it convert
3V into 5V for
11 pin input?
No
Yes
Replace IC952
Pin 12
Does
it convert
3V into 5V for
8 pin input?
No
Yes
Replace IC952
Pin 14
Does
it convert
3V into 5V for
6 pin input?
No
Yes
Replace IC952
Pin 16
Does
it convert
3V into 5V for
4 pin input?
No
Yes
Replace IC952
Replace IC501
Pin 18
Does
it convert
3V into 5V for
2 pin input?
No
Step 5: DIR
IC601
Is pin 1
inputting it?
Check the OPTICAL-IN Assy
and related path.
IN1 (TV/SAT) (pin 1)
No
Yes
Is pin 5
inputting it?
Check the OPTICAL-IN Assy
and related path.
IN2 (CD-R/TAPE/MD) (pin 5)
No
Yes
Is pin 44
inputting it?
IN3 (DVD/LD) (pin 44)
No
Yes
Is S/PDIF signal coming ?
(be different with Function)
B
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9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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TEL 13942296513 QQ 376315150 892498299