5
NO PICTURE
This is just for general reference and does not including every single case.
No Picure
Analog Video IN?
DVC Setting ?
ON
DVCOFF
No problem
when DVC is OFF
DVCON, Check
COMPONENT ASSY
CN8301 Video Signals
Other Results
Diagnose or replace
HDMI in
DIGITAL MAIN ASSY
HDMI out?
Composite
(Component) in
HDMI out?
Is there any problem
at analog video IN?
(When DVC=ON)
GUI?
5
6
OFF
iPod Video in
Composite out?
Composite in
Composite out or
zone2 Video out
Component in
Component out or
zone2 Component out?
There is problem
when DVC is OFF
Diagnose DIGITAL MAIN ASSY
(Analog video in/out circuits,
IN:OK,OUT:NG
arround IC909, arround IC101)
or replace DIGITAL MAIN ASSY
No
Yes
SC-57
6
7
Check MIC HP ASSY
Yes
Rear Composite in
MIC CONNECT ASSY
Composite out
COMPONENT ASSY
No
Conection
Diagnose COMPOSITE ASSY
Check
IN:NG,OUT:NG
(input circuits) or replace
COMPONENT ASSY
COMPOSITE ASSY
CN8303 Video Signals
IN:OK,OUT:NG
IN:OK,OUT:OK
Diagnose COMPOSITE ASSY
(output circuits) or replace
COMPOSITE ASSY
Diagnose COMPONENT ASSY
(arround IC8301)
or replace COMPONENT ASSY
7
8
A
No Problem
Diagnose or replace
MIC HP ASSY
Problem
Replace or repair
Problem Point
B
C
D
E
F
39
8