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5 Troubleshooting
5-7 No Picture (SCART1, 2_CVBS : Low Resolution)
Power indicator is off,
Lamp on, No picture.
Yes
Does the signal appear at
36
R98, R102 (SC1, 2 CVBS)?
Yes
Does the signal appear at
37
C043(#3, SC1), C048(#10, SC2)
of input IC011?
Yes
Does the clock pulse appear at
38
output of IC006~IC009?
Yes
Does the clock pulse appear at
39
output of IC002~IC005?
Yes
Does the signal appear at CR01,
40
CG01, CB01 of R, G, B output?
Yes
Does the clock pulse appear at
41
output of RA311~RA313?
Yes
Check a LVDS cable.
Replace a assy LCD panel.
(BN91-00388L)
LW22A13W
All manuals and user guides at all-guides.com
No
Connect the scart cable.
Operating a video player.
No
Change a input board assy. (BN59-00339A)
No
Change FPC cable. (CN102)
Change a input board assy. (BN59-00339A)
No
Change main board assy. (BN94-00400A)
No
IC001 or ICP18 are bad.
Change main board assy. (BN94-00400A)
No
Change main board assy. (BN94-00400A)
No
IC300 or IC901 are bad.
Change main board assy. (BN94-00400A)
No
Please, call to Samsung Co, LTD.
Chagne a scart cable.
IC010 is bad.
IC200 is bad.
CONFIDENTIAL
5-13
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