Check Test Cylinder

This test checks the test cylinder, which is the last cylinder on the hard disk.

Perform this test if you receive a hard disk error when you boot the system.

When you select Check Test Cylinder, DIAG requests the disk drive identifier and disk drive type.

Force Bad Tracks

Use this test to mark bad tracks on the hard disk without formatting the disk.

When you select Force Bad Tracks, DIAG requests the following hard disk parameters:

Disk drive identifier

Disk drive type

Starr cylinder number

End cylinder number

Start head number

End head number

DIAG displays the following messages after you specify the hard disk parameters:

W A R N I N G

All data on Hard disk you have specified may be LOST...

Do you still want to continue (Y/N)?

System Diagnostics 29