125
80
8050QMA
50QMA N/B Maintenance
N/B Maintenance
8.8 CD-ROM Drive Test Error-1

An error message is shown when reading data from CD-ROM drive.

CD-ROM Driver
Test Error
One of the following parts or signals on the motherboard may
be defective, use an oscilloscope to che ck the signals or replace
the parts one at a time and test after each replacement.
Yes
No
Parts: Signals:
Test
OK? Replace the faulty parts.
1. Try another known good compact disk.
2. Check install for correctly.
Check the CD-ROM drive for
proper installation.
No
Re - Test
OK?
U709
J710
L49
D27
C198
C208
C209
R198
R414
R441
R558
Yes
Board-level
Troubleshooting
+5VS
+5VS_CDROM
SD_D[0..15]
SDA1
IDEIRQ
SDDACK#
SIORDY
SDIOW#
SDDREQ
SDIOR#
SDA0
SDCS1#
SDCS3#
SDA2
End
Replace
Motherboard
MiTac Secret
Confidential Document