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REV .A
DIAGRAMS AND REFERENCE MATERIALS
17.
Hard Disk Drives and Controller Check
This module checks the hard disks and the hard disk drives.
First of all, select which check is to be performed from the menu.
+--------------------------------------~-------------- ------------+
HARn DISK DRIVE(S) AND CONTROLLER CHECK MENU
1 -
Seek check
2 - Write, read check
3 - Head select check
4 -
Error detection and correction check
5 - Read, verify check
6 - Run all above checks
o -
Exit
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(In case of test multiple times, the following checks are
consecuti vely execu ted in the order listed.)
+-----------------------------------------------------------------+
1 - Seek check
2 - Write, read check
3 - Head select check
4 - Error detection and correction check
+-----------------------------------------------------------------+
Each of the checking procedures are described as foliows:
1)
Seek Check
The quantity of installed hard disk drives is first set using
function 8 of int 13.
The following message is displayed in case
two hard disk drives are installed, so input the name of the drive
you wish to check.
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:
Check which drive
(C/D)?
:
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The seek check performs a sequential check on all heads
simultaneously from the innermost cylinder position to the outermost
cylinder position, then checks the seek operation.
7-85
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