5 Troubleshooting
LW22A13W
5-11
CONFIDENTIAL
5-6 No Picture (S-Video_Y, C)
Does the signal
appear at R9, R10 (Y, C)?
Chagne a S-Video cable.
Change a input board assy. (BN59-00339A)
Power indicator is off,
Lamp on, No picture.
Yes
Yes
No
Connect the S-Video cable.
Operating a video player.
No
Does the signal appear at
C044(#5, Y), C045(#6, C) of
input IC011?
Change FPC cable. (CN101)
Change a input board assy. (BN59-00339A)
Yes
No
Does the clock pulse appear at
output of IC006~IC009?
IC010 is bad.
Change main board assy. (BN94-00400A)
Yes
No
Does the clock pulse appear at
output of IC002~IC005?
IC001 or ICP18 are bad.
Change main board assy. (BN94-00400A)
Yes
No
Does the signal appear at CR01,
CG01, CB01 of R, G, B output?
IC200 is bad.
Change main board assy. (BN94-00400A)
Yes
No
Does the clock pulse appear at
output of RA311~RA313?
IC300 or IC901 are bad.
Change main board assy. (BN94-00400A)
Yes
No
Check a LVDS cable.
Replace a assy LCD panel.
(BN91-00388L)
Please, call to Samsung Co, LTD.
No
31
30
32
33
34
35
Содержание LW22A13W
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