Pioneer VSX-2016AV-S Service Manual page 224

1
QQ
3 7 63 1515 0
A
IC701 (Pin 29)
DACC
No
Is there a
C signal?
Yes
CN1002 (Pin 11)
SC OUT
B
No
Is there a
C signal?
Yes
Diagnose the MAIN CONTROL
Assy or S-VIDEO Assy.
IC701 (Pin 28) DACD
C
No
Is there a
Y signal?
TE
L 13942296513
Yes
CN1002 (Pin 19) Y OUT
No
Is there a
Y signal?
D
Yes
Diagnose the MAIN CONTROL
Assy or COMPONENT Assy.
IC701 (Pin 25)
DACE
No
E
Is there a
Pb signal?
Yes
CN1002 (Pin 21) Pb OUT
www No
Is there a
Pb signal?
Yes
F
Diagnose the MAIN CONTROL
Assy or COMPONENT Assy.
224
1
http://www.xiaoyu163.com
2
i-3
Check the parts and patterns in
the path (IC701 to R751, Q751).
If IC701 or R751 or R752 or Q751
is failure, replace it.
a
Check the parts and patterns in
the path (Q751 to CN1002).
If Q751 or R753 is failure,
replace Q751 or R753.
i-4
Check the parts and patterns in
the path (IC701 to R761, Q761).
If IC701 or R761 or R762 or Q761
is failure, replace it.
a
Check the parts and patterns in
the path (Q761 to CN1002).
If Q761 or R763 is failure,
replace Q761 or R763.
i-5
Check the parts and patterns in
the path (IC701 to R771, Q771).
If IC701 or R771 or R772 or Q771
is failure, replace it.
a
Check the parts and patterns in
the path (Q771 to CN1002).
If Q771 or R773 is failure, x ao
y
replace Q771 or R773.
. i
VSX-2016AV-S
2
http://www.xiaoyu163.com
3
8
IC701 (Pin 24)
Is there a
Pr signal?
Yes
CN1002 (Pin 23)
Is there a
Pr signal?
Yes
Diagnose the MAIN CONTROL
Assy or COMPONENT Assy.
Q Q
3 6 7 1 3
u163
.
3
4
2 9 9 4 2 8
DACF
i-6
Check the parts and patterns in
No
the path (IC701 to R781, Q781).
If IC701 or R781 or R782 or Q781
is failure, replace it.
Pr OUT
a
Check the parts and patterns in
No
the path (Q781 to CN1002).
If Q781 or R783 is failure,
replace Q781 or R783.
1 5 0 5 8 2 9 9 4
m
co
4
9 9
2 8 9 9