Hard Disk Format - Toshiba T2150 series Maintenance Manual

3.19 Hard Disk Format

This command executes hard disk formatting. There are two types of hard-disk formatting:
Low-level (physical) formatting
MS-DOS (logical) formatting
This hard disk format function performs a low-level format of the hard disk and executes the
following hard disk formats and check:
1. All track FORMAT
2. Good track FORMAT
3. Bad track FORMAT
4. Bad track CHECK
CAUTION: The contents of the hard disk will be erased when this program is executed.
Before executing the function, transfer the contents of the hard disk onto a floppy
disk(s). This can be done with the BACKUP in the Toshiba Companion Utility. See the
Toshiba MS-DOS manual for details.
3.19.1 Function Description
1. All track FORMAT
This option performs a low-level format of all the tracks on the hard disk as shown
in Table 3-6 below:
NOTE: Before executing the all track format option, check for bad tracks
using the Bad Track CHECK option or display a list of bad tracks on the
HDD.
Sector sequences
Cylinders
Heads
Sectors
Sector length (bps)
3-42
Table 3-6 Hard disk formatting sequence
250 MB
(MK1724FC)
1
842
16
38
512
500MB
(IBM-DBOA-2528)
1
1,024
16
63
512
T2150 Series