Pioneer VSX-917V-K Service Manual page 116

1
D
A
CN316 (Pin 15)
SY OUT
No
Is there a
Y signal?
Yes
IC701 (Pin 29) DACC
B
No
Is there a
C signal?
Yes
CN316 (Pin 13) SC OUT
No
Is there a
C signal?
Yes
C
IC701 (Pin 28) DACD
No
Is there a
Y signal?
Yes
CN316 (Pin 5)
Y OUT
No
D
Is there a
Y signal?
Yes
IC701 (Pin 25) DACE
No
Is there a
Pb signal?
Yes
E
CN316 (Pin 3)
Pb OUT
No
Is there a
Pb signal?
Yes
F
116
1
2
a
Check the parts and patterns in
the path.
If Q741 or R743 is failure,
replace Q741 or R743.
g-3
Check the parts and patterns in
the path.
If IC701 or R751 or R752 or Q751
is failure, replace it.
a
Check the parts and patterns in
the path.
If Q751 or R753 is failure,
replace Q751 or R753.
g-4
Check the parts and patterns in
the path.
If IC701 or R761 or R762 or Q761
is failure, replace it.
a
Check the parts and patterns in
the path.
If Q761 or R763 is failure,
replace Q761 or R763.
g-5
Check the parts and patterns in
the path.
If IC701 or R771 or R772 or Q771
is failure, replace it.
a
Check the parts and patterns in
the path.
If Q771 or R773 is failure,
replace Q771 or R773.
2
3
IC701 (Pin 24)
Is there a
Pr signal?
Yes
CN316 (Pin 1)
Is there a
Pr signal?
Yes
End
VSX-917V-K
3
4
DACF
g-6
Check the parts and patterns in
No
the path.
If IC701 or R781 or R782 or Q781
is failure, replace it.
Pr OUT
a
Check the parts and patterns in
No
the path.
If Q781 or R783 is failure,
replace Q781 or R783.
4