LG GCE-8240B Service Manual page 62

Writing Part Check.
Refer "Laser is abnormal".
Load tray with CD-R/RW Disc.
Run the Writing Tool
(Easy CD Creator).
Run the Writing with Tool
(Easy CD Creator).
The blink LED1 when writing
started?
YES
Does Writing finish without
any error?
YES
Is the written file read
normally?
YES
OK
68
NO
•
Check the connection between
IC301 pin 97, 23 and LED.
•
Check and replace the
LED801, 802.
NO
NO
YES
Check the connection of IC201 pin 180
and replace the IC201.
Do the IC301(MICOM)
pin 22 and pin 23 output toggle
signals during
Writing?
YES
NO
NO
•
Check and replace the IC301.
Eject Tray.
Go to "ALPC Logic Circuit Check".
Is the re-written file readed
normally?
NO
Is ROPCSH input signal
Pulse when CD-R writing?
(IC401 pin 32)
YES