Northern Telecom DMS-100 Series Maintenance Manual page 156

4-122 Disk drive procedures
Procedure 4-56
Disk drive hardware error messages - procedures
297-1001-537 Standard 01.02 December 1993
b. Reinitialize the disk that is off-line.
CAUTION
Improper performance of this procedure may cause a loss of data.
Make sure the operational disk drive is in DISK ONLY mode prior
to entering commands.
Select:
c. Change the disk mode to PRIME mode.
d. Verify that the power input and other cabling on
(continued)
(continued)
i) For other responses, see the procedure for that
message and perform the activities listed.
ii) If successful, go to step b. (If unsuccessful, go
to step d.)
i) The recommended procedure is Procedure 4-5.
ii) The alternate procedure is Procedure 4-6.
(When init activity is completed, go to step c.)
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.
ii) If successful, procedure complete. (If
unsuccessful, go to step d.)
that chassis are correct.
i) Correct as required.
- Consult with technical assistance personnel
before making any cabling changes.
= AP = A PRIME
= BP = B PRIME
or
DISK MODE: BP