MiTAC 8355 service manual Hard Disk Driver Test Error, Hard Driver Test Error

8355 N/B MAINTENANCE

8.8 Hard Disk Driver Test Error

Symptom:

Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard-disk.

Hard Driver

Test Error

1.Check if BIOS setup is OK?.

2.Try another working drive and cable.

Board-level

Troubleshooting

One of the following parts or signals on the motherboard may be defective, use an oscilloscope to check the signals or replace

Re-boot	Yes
		Replace the faulty parts.
OK?

No

Check the system driver for proper installation.

Yes

Re - Test	End
OK?
No

Replace

Motherboard

the parts one at a time and test after each replacement.

PARTS:		SIGNALS:
U20	Q534	+5V_HDD
U510	R611	PCIRST#
J529	R282	ALL_PWROK_5V
J15	R617	IDE_PDCS1#
RP27	R627	IDE_PDCS3#
RP540	R827	HD_PDD[0:15]
R165	R826	IDE_PDA2
R166	C664	IDE_PDDACK#
RP29	C668	IDE_PDIOW#
RP28	JL512	IDE_IRQ14
RP5		IDE_PDA0
RP535		IDE_PDIOR#
RP30		IDE_PDA1
D27		HD_PRDY
R282		HDD_RST#
Q533		HD_LED#

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