MiTAC 8050QMA - Manual (Page 124)

123
80 80 50QMA 50QMA N/B Maintenance N/B Maintenance
Hard Disk Drive
Test Error
One of the following parts or signals on the motherboard may
be defective, use an oscilloscope to check the signals or replace
the parts one at a time and test after each replacement.
Yes
No
Re-boot
OK?
Replace the faulty parts.
1. Check if BIOS setup is OK?.
2. Try another working drive.
Check the system driver for proper
installation.
No
Re - Test
OK?
End
Yes
Board-level
Troubleshooting
8.7 Hard Disk Drive Test Error-1
Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing
data to hard disk.
Parts: Signals:
U709
U724
J715
X4
L64
D26
C294
C303
C309
C575
C577
C580
C582 +5VS
+5VS_HDD
SATA_RXN0
SATA_RXP0
SATA_TXN0
SATA_TXP0
DDRQ
DIORDY
DIRQ
DD[0..15]
DA[0..2]
DCS[0..1]#
Replace
Motherboard
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