MiTAC 8050D 用户手册
8050
8050
D N/B Maintenance
D N/B Maintenance
122
CD-ROM Driver
Test Error
Yes
No
Parts:
Signals:
Test
OK?
Correct it
Try another known good compact disk.
Check the CD-ROM driver for proper
installation.
installation.
No
Re - Test
OK?
Replace
the faulty parts.
U715
J708
Q37
Q41
R492
R476
R909
R833
R834
L723
J708
Q37
Q41
R492
R476
R909
R833
R834
L723
Yes
Board-level
Troubleshooting
Troubleshooting
Replace
Motherboard
Motherboard
PCIRST#0
RSTDRV2#
SIORDY
SDD[0..15]
SDA[0..2]
SDIOR#
SDIOW#
SDDACK#
SDCS1#
SDCS3#
SDDREQ
IRQ15
+5V
+5V_CDROM
CDROM_LEFT
CDROM_RIGHT
RSTDRV2#
SIORDY
SDD[0..15]
SDA[0..2]
SDIOR#
SDIOW#
SDDACK#
SDCS1#
SDCS3#
SDDREQ
IRQ15
+5V
+5V_CDROM
CDROM_LEFT
CDROM_RIGHT
CDROM_COMM
Check following parts and signals:
8.9 CD-ROM Test Error
CD-ROM driver can’t run normally,maybe an error message is shown when reading data from CD-ROM.
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