Video Analog Signal Path – No Picture – General Checking - Sony KD-43XE7 Series Service Manual

3.9.1 Video Analog Signal Path – No Picture – General Checking - WW Destination (BB8)
Video
No Picture
Check if input on OSD
is GREY OUT?
(not selectable)
No
Check waveform
before C2006.
Is it Vpp : 1V?
Yes
IC5000 Problem.
(Refer IC troubleshooting
manual)
Yes
Check all parts
at CVBS0P signal path.
No
[VR2000,R2004,
C2000, R2017]
Parts Broken.
(Change Part)
Check R2021 voltage.
Is it 3.3V?
Yes
No
J2002 Connector
Problem.
(Change connector)
Yes
J2002 Connectivity
Problem.
No
73