Northern Telecom DMS-100 Series Maintenance Manual page 68

4-34 Disk drive procedures
Procedure 4-15
Disk condition and disk file error messages - procedures
297-1001-537 Standard 01.02 December 1993
(continued)
i. The recommended procedure shown in
Procedure 4-5. (Once this procedure is
complete, go to step i.)
ii. The alternate procedure shown in Procedure
4-6.
i.Change the disk to PRIME mode.
Enter: (at the terminal)
>DISK MODE xx (cr)
where: xx = disk mode
Proper response = DISK MODE: AP
i. For any other response, see the procedure for
that message and perform the activities listed.
j.Do this step only if system is operating with a single
disk. Select a disk mode by typing:
>DISK MODE xx (cr)
where xx =
AO = A only
BO = B only (whichever disk is in the system)
Proper response
- For any other response, see the procedure for that
message and perform activities listed.
k.If both disks have been totally erased during this
procedure, it will be necessary to reload site data entry
values (such as BVAL, BAUD). Call for technical
assistance if required.
End
= AP = A PRIME
(from disk mode AO)
= BP = B PRIME
(from disk mode BO)
or
DISK MODE: BP
=
DISK MODE: AO
or
DISK MODE: BO