77
77
3.14.1 Video Analog Signal Path – No Picture – WW Destination
Check waveform
before C2006.
Is it Vpp : 1V?
Check if input on OSD
is GREY OUT?
(not selectable)
IC5000 Problem.
(Refer IC troubleshooting
manual)
J2002 Connectivity
Problem.
Parts Broken.
(Change Part)
J2002 Connector
Problem.
(Change connector)
Yes
No
Yes
No
Check all parts
at CVBS0P signal path.
[VR2000,R2004,
C2000, R2017]
Check R2021 voltage.
Is it 3.3V?
No
Yes
Yes
No
Video
No Picture
3.14.1 Video Analog Signal Path –
No Picture
– General Checking - WW Destination (BB9)
SYS SET
2018/05/04 04:12:02 (GMT+09:00)
Summary of Contents for KD-43X7 F Series
Page 2: ...SERVICE MANUAL COMMON LCD TV GN4UN CHASSIS Segment CHL SYS SET 2018 05 04 04 12 02 GMT 09 00 ...
Page 10: ...1 8 FFC Handling Caution 10 SYS SET 2018 05 04 04 12 02 GMT 09 00 ...
Page 11: ...11 1 9 Solder less Tuner Replacement SYS SET 2018 05 04 04 12 02 GMT 09 00 ...
Page 31: ...31 3 6 6x Blinking backlight error SYS SET 2018 05 04 04 12 02 GMT 09 00 ...
Page 139: ...CHL Block Diagram 4K BB8 BB9 PWB for EU 139 SYS SET 2018 05 04 04 12 02 GMT 09 00 ...