Samsung LW22A13W Specifiche Scaricare il pdf (Pagina 28)

5 Troubleshooting

LW22A13W 5-13

CONFIDENTIAL

5-7 No Picture (SCART1, 2_CVBS : Low Resolution)

Does the signal appear at

R98, R102 (SC1, 2 CVBS)?

Chagne a scart cable.

Change a input board assy. (BN59-00339A)

Power indicator is off,

Lamp on, No picture.

Yes

Connect the scart cable.

Operating a video player.

Does the signal appear at

C043(#3, SC1), C048(#10, SC2)

of input IC011?

Change FPC cable. (CN102)

Change a input board assy. (BN59-00339A)

Yes

Does the clock pulse appear at

output of IC006~IC009?

IC010 is bad.

Change main board assy. (BN94-00400A)

Yes

Does the clock pulse appear at

output of IC002~IC005?

IC001 or ICP18 are bad.

Change main board assy. (BN94-00400A)

Yes

Does the signal appear at CR01,

CG01, CB01 of R, G, B output?

IC200 is bad.

Change main board assy. (BN94-00400A)

Yes

Does the clock pulse appear at

output of RA311~RA313?

IC300 or IC901 are bad.

Change main board assy. (BN94-00400A)

Yes

Check a LVDS cable.

Replace a assy LCD panel.

(BN91-00388L)

Please, call to Samsung Co, LTD.

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Samsung LW22A13W Specifiche Pagina 28

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