Toshiba PORTEGE M400 - Manual (Page 83)

2.6 2.5” HDD Troubleshooting 2 Troubleshooting
PORTEGE M400 Maintenance Manual (960-541) [CONFIDENTIAL] 2-35
2.6 2.5” HDD Troubleshooting
This section describes how to determine if the 2.5” 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 2.5” hard disk will be erased when the 2.5” HDD
troubleshooting procedures are executed. Transfer the contents of the hard disk to floppy
disks or other storage drive(s). For the backup, refer to the User’s Manual.
Procedure 1 Partition Check
Insert the Toshiba MS-DOS system disk and start the computer. 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 in the Display Partition Information, go to Check
3. If drive C is not listed, return to the FDISK menu and choose the option to
create a DOS partition or a logical DOS drive on drive C. 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. Then go to Procedure 2.
Check 4 Remove the system disk from the FDD and reboot the computer. If the problem
still exists, go to Procedure 2. Otherwise, the HDD is operating normally.