Qpc742 Floppy Disk Interface Card - Nortel Meridian 1 Replacement Manual
Hardware replacement
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Also See for Meridian 1:
- Manual (1121 pages) ,
- Planning and installation manual (612 pages) ,
- Planning, installation and operating instructions (556 pages)
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QPC742 Floppy Disk Interface Card
Use this procedure to replace a floppy disk interface (FDI) card. 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
Save the current data configuration to the disk drive unit:
LD 43
EDD
****
2
Disable the FDI card:
a
The associated CPU must be inactive. If you need to switch CPUs:
LD 35
SCPU
****
b
Software disable the FDI card:
LD 37
DIS MSI 0
****
c
Set the ENB/DIS switch to DIS on the faceplate of the FDI card.
To avoid interrupting service, set ENB/DIS switches to DIS before
disconnecting or connecting cables.
Replacing equipment
WARNING
execute datadump
exit LD 43
CAUTION
Page 285 of 362
Hardware replacement
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