Ntnd16, Nt8D69 Multi Disk Unit - Nortel Meridian 1 Replacement Manual

NTND16, NT8D69 Multi Disk Unit

5 To software enable the FDU, at the > prompt enter:
ENLT
(This command is entered directly through the Overlay Loader.)
6 Test the FDU:
LD 37
MSI 0
— If there is a problem, an IOD system message is generated.
— If there is no problem, exit LD 37:
****
7 Tag defective equipment with a description of the problem and package
it for return to a repair center.
Use this procedure to replace the multi disk unit (MDU).
See the X11 Administration (553-3001-311) for a description of all
maintenance commands, and the X11 System Messages Guide
(553-3001-411) for interpreting system messages.
Module covers are not hinged; do not let go of the cover. Lift the cover
away from the module and set it out of your work area.
Removing equipment
1 Enter the Equipment Data Dump program:
LD 43
2 Set the ENB/DIS switch to DIS on the faceplate of both QPC584 Mass
Storage Interface (MSI) or NT9D34 Enhanced Mass Storage Interface
(EMSI) cards.
3 Remove the floppy disks from their disk drives.
4 Tag and disconnect the cable(s) to the faceplate of the MDU.
Replacing equipment
WARNING
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Hardware replacement