Pioneer SC-LX90 Service Manual page 97

1
A
B
Is the voltage detectable at the power-
supply housing?
NG
C
Failure in the
A-REG Assy
suspected
When the S-VIDEO and composite signals are input and VIDEO CONVERT
is set to ON, is the image of the S-VIDEO input signal displayed?
D
Failure in the HDMI Assy,
COMPONENT Assy or S-VIDEO
Assy suspected
E
F
42
1
2
No composite video output available
Is an image displayed when VIDEO CONVERT is set to OFF?
NG
OK
Failure in the
COMPOSITE Assy
suspected
NG
2
3
When the component, S-VIDEO, and composite
signals are input and VIDEO CONVERT is set to
ON, is the image of the component input signal
displayed?
NG
Failure in the HDMI Assy or
COMPONENT Assy suspected
When the composite signal is input and
VIDEO CONVERT is set to ON, is the video
signal output from an FFC cable connected
to the HDMI connector of this unit?
NG
Failure in the
COMPOSITE Assy or
the FFC cable
suspected
SC-09TX
3
4
OK
OK
OK
OK
Failure in the HDMI Assy or
S-VIDEO Assy suspected
4