Pioneer 1014TX-K - THX Select A/V Receiver Service Manual page 125

5
A
Pin 9
Does
it convert
No
Replace IC952
3V into 5V for
11 pin input?
Yes
Pin 12
Does
it convert
No
Replace IC952
3V into 5V for
8 pin input?
Yes
Pin 14
Does
it convert
No
3V into 5V for Replace IC952
6 pin input?
Yes
Pin 16
Does
it convert
No
Replace IC952
3V into 5V for
4 pin input?
Yes
Pin 18
Does
it convert
No
Replace IC952
3V into 5V for
2 pin input?
Yes
End
5
6
Step 5: 5 → 3V conversion
5V into 3V for
5V into 3V for
5V into 3V for
Step 6: DIR
Is S/PDIF signal coming ?
(be different with Function)
IN1 (TV/SAT) (pin 1)
IN2 (CD-R/TAPE/MD) (pin 5)
IN3 (DVD/LD) (pin 44)
VSX-52TX
6
7
IC951
Pin 2
Does
it convert
No
Replace IC951
6 pin input?
Yes
Pin 5
Does
it convert
No
Replace IC951
3 pin input?
Yes
Pin 7
Does
it convert
No
Replace IC951
1 pin input?
Yes
End
IC601
No
Is pin 1
Check the OPTICAL-IN Assy
inputting it?
and related path.
Yes
Is pin 5 No
Check the OPTICAL-IN Assy
inputting it?
and related path.
Yes
Is pin 44 No
Replace IC501
inputting it?
Yes
B
7
8
A
B
C
D
E
F
125
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