LG / GOLDSTAR DR4912PVL
Manual de Servicio

Writing Part Check

Load tray with DVD ±R/RW disc.

Run and write with writing tool.

Does the blink of LED1,LED2 occurs during writing? YES

NO

Do the IC302 pin 58,59 output toggle signals during writing? YES

NO

� Check the connection between IC302 pin 58,59 and LED. � Check and replace the LED1,LED2.

Check and replace the IC302.

Does writing finish without any error? YES Is the written file read normally? YES

NO

NO

Eject tray.

Go to �LD CHECK�.

YES

Is the re-written file read normally? NO

OK Is SHAPCRE input signal pulse? (IC107 pin 56) YES Check and replace the connection of IC202 pin 130.

Check and replace IC107,IC202.

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