Toshiba PORTEGE R300, Maintenance Manual

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2 Troubleshooting Procedures
2-40 [CONFIDENTIAL] PORTEGE R300 Maintenance Manual (960-591)
2
2.6 1.8/2.5-inch HDD Troubleshooting
This section describes how to determine if the HDD is functioning properly. Perform the
steps below starting with Procedure 1 and continuing with the other procedures as required.
Procedure 1: Partition Check
Procedure 2: Message Check
Procedure 3: Format Check
Procedure 4: Diagnostic Test Program Execution Check
Procedure 5: Connector Check and Replacement Check
CAUTION: The contents of the hard disk will be erased when you execute the HDD
troubleshooting procedures. Transfer the contents of the hard disk to floppy
disks or other storage media.
Procedure 1 Partition Check
Insert the Toshiba DOS system disk and restart the computer with U key holding down.
Perform the following checks:
Check 1 Type
C:
and press
Enter
. If you cannot change to drive C, go to Check 2. If you
can change to drive C, go to Procedure 2.
Check 2 Type
FDISK
and press
Enter
. Choose Display Partition Information from the
FDISK menu. If drive C is listed, go to Check 3. If drive C is not listed, return to
the FDISK menu and choose the option to create a DOS partition on drive C.
Restart the computer from the Toshiba DOS system disk. If the problem still
exists, go to Procedure 2.
Check 3 If drive C is listed as active in the FDISK menu, go to Check 4. If drive C is not
listed as active, return to the FDISK menu and choose the option to set the active
partition for drive C. Restart the computer and then go to Procedure 2.
Check 4 Remove the FD and restart the computer. If the problem still exists, go to
Procedure 2.