Disk Read Error; Disk Write Error - Printronix

P9212 Maintenance Manual

Disk Read Error

Disk Write Error

Instruction
1.
Turn printer off. Verify that the
system diskette is not
read/write protected. Insert
floppy diskette in drive. Turn
printer on.
2.
Turn printer off. Remove front
panel. Check connections of
the floppy interface cable
assembly and floppy power
cable assembly at the disk
drive unit and the featurebus
backplane. (See Appendix
A.)
3.
Check continuity of the floppy
interface cable assembly and
floppy power cable assembly.
(See Appendix A.)
4–8
Indication

"DISK READ ERROR"

or

"DISK WRITE ERROR"

message.
Connections are correct, clean,
and tight.
Continuity checks out okay for
both cables.
Yes
Go to step 2. Return printer to
normal operation.
Go to step 3. Clean and
connect cables as
necessary.
Replace diskette Replace cable
drive. assembly that fails
continuity test.
Troubleshooting
No