Sony KD-43X7 F Series Service Manual page 77

2018/05/04 04:12:02 (GMT+09:00)
3.14.1 Video Analog Signal Path – No Picture – WW Destination
3.14.1 Video Analog Signal Path – No Picture – General Checking - WW Destination (BB9)
Video
No Picture
Check if input on OSD
Check R2021 voltage.
Yes Yes J2002 Connectivity
is GREY OUT?
Is it 3.3V? Problem.
(not selectable)
No No
Check all parts
Check waveform
No Yes
at CVBS0P signal path.
before C2006.
[VR2000,R2004,
Is it Vpp : 1V?
C2000, R2017]
No
Yes
J2002 Connector
Parts Broken.
Problem.
(Change Part)
(Change connector)
IC5000 Problem.
(Refer IC troubleshooting
manual)
77
SYS SET
77