Northern Telecom DMS-100 Series Maintenance Manual page 160

4-126 Disk drive procedures
Procedure 4-58
Disk drive hardware error messages - procedures
5 System Recovery Action
6 Craftsperson Activity
Procedure 4-59
Disk drive hardware error messages - procedures
1
UNKNOWN DISK MESSAGE
xx
(w/56K polling)
2 Alarm Level:
N/A
3 Customer-Selected
Alarm Level
4 Other Alarm Indications
5 System Recovery Action
6 Craftsperson Activity
297-1001-537 Standard 01.02 December 1993
(continued)
Based on corresponding disk error message.
a. See the disk error message printed along with this
message for more definitive information of the
fault.
i) Reference the procedure sheet for any other
disk error messages that appear.
ii) Do any Craftperson activity procedures in the
associated disk error procedure sheets. (If
unsuccessful, go to step b).
b. Call for technical assistance.
where: xx = message ID (in hex)
= 00 - FF
cause: printed whenever a message ID is received by
the Main processor from the Disk Interface that is
invalid.
Reason Code = N/A
Corresponds to ERRMAP entry: N/A
System Default:
Type: N/A
Type:
Default:
Status Panel:
Customer-Selected
Status Panel:
None
None
End
Level: N/A
Level:
Audible:
Audible: