Pioneer VSX-1016V-K Service Manual page 212

1
A
B
Step 2-7: TMDS
IC101 (Pins 13,14,16,17,20,21,23,24) TMDS OUTPUT
Are there
No
signals(approx. 0.5
Vp-p) in all
lines?
B
Yes
End
[Video converter]
Step 3-1: Power Supply
5 V (VIDEO BUFFER)
V+5A
C
No
Is the voltage
5 V?
Yes
3.3 V (IC402)
3.3V_OSC
No
Is the voltage
3.3 V?
Yes
D
3.3 V (VIDEO DEC)
C444 (+ side)
No
Is the voltage
3.3 V?
Yes
3.3 V (VIDEO DEC)
C429 (+ side)
No
Is the voltage
E
3.3 V?
Yes
3.3 V (VIDEO ENC)
C701 (+ side)
No
Is the voltage
3.3 V?
Yes
F
212
1
2
E
Check the IC101.
If IC101 is failure, replace IC101.
V+5A
Check the R1001.
If R1001 is failure, replace R1001.
3.3V_OSC
Check the R417.
If R417 is failure, replace R417.
3.3V_DE1
Check the L403.
If L403 is failure, replace L403.
3.3V_DE2
Check the L404.
If L404 is failure, replace L404.
3.3V_EN1
Check the L701.
If L701 is failure, replace L701.
2
3
C711 (+ side)
Is the voltage
3.3 V?
Yes
C907 (+ side)
Is the voltage
1.8 V?
Yes
C401 (+ side)
Is the voltage
1.8 V?
Yes
1.8V_DE2
Is the voltage
1.8 V?
Yes
Step 3-2: Video Input
CN1002 (Pin 1)
Is there a
composite
signal?
Yes
CN1002 (Pin 5)
Is there a
Y signal?
Yes
CN1002 (Pin 7)
Is there a
C signal?
Yes
C
VSX-1016V-K
3
4
3.3 V (VIDEO ENC)
3.3V_EN2
No
Check the L702.
If L702 is failure, replace L702.
1.8 V (VIDEO DEC)
V+1R8VC
No
Check the IC902 and D901.
If IC902 or D901 is failure,
replace IC902 or D901.
1.8 V (VIDEO DEC)
1.8V_DE1
No
Check the L401.
If L401 is failure, replace L401.
1.8 V (VIDEO DEC)
1.8V_DE2
No
Check the L402.
If L402 is failure, replace L402.
CVBS IN
a
No
Diagnose the MAIN CONTROL
Assy or COMPOSITE Assy.
SY IN
a
No
Diagnose the MAIN CONTROL
Assy or S-VIDEO Assy.
SC IN
a
No
Diagnose the MAIN CONTROL
Assy or S-VIDEO Assy.
Note:
Check is unnecessary because component
input does not convert it.
4