Samsung LCD 24Bi Specifications download pdf (Page 18)

5 Troubleshooting

LW29A13W/LW40A13W 5-5

CONFIDENTIAL

Does the Low signal at

Pin 16 and of IC13?

Check Pin 1 of CN624.

Yes

Does the Low signal at

Pin 17 of IC13

Replace IC13.

Yes

Does the Digital signal at

Pin 8, 9 and 10 of IC15?

Check IC18 and related IC18?

Check Pin 50, 52

(QSS_IF), Pin 44, 45 (RCA),

Pin 41, 42 (Scart1_In),

Pin 38, 39 (Scart1_In) of IC18?

Check CN629.

Yes

Check IC15 and realted IC15.

5-6 No Sound (LW40A13W)

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Samsung LCD 24Bi Specifications Page 18