Digital Equipment Prioris XL 6000 Series, Service Maintenance Manual, Page: 111 / 174

Troubleshooting
10-14
Diskette Drive Troubleshooting
Problem Possible Cause Action
Target diskette drive cannot
read or write information. Diskette is not formatted.
Diskette is worn or
damaged.
Diskette is write-protected.
Diskette drive is empty.
Diskette write protection
enabled.
Disabled in SCU.
Format the diskette.
Try another diskette.
Slide the write-protect switch so the
hole is not visible.
Insert a diskette.
Run SCU and set Diskette Write
Protection option to “Disabled.”
Run SCU and enable the diskette
drive.
Server does not boot from a
target diskette drive.
Cannot write to target
diskette drive.
Drive ID incorrectly set.
Diskette drive not enabled.
Diskette boot option
disabled.
Diskette does not contain
start-up files.
Diskette drive is empty.
Diskette worn or damaged.
Loose cables.
Diskette drive write
protected.
Make sure drive ID is correctly set.
Refer to the documentation that
came with the diskette drive.
Run SCU and enable diskette
drive.
Run SCU and set boot option A
then C.
Insert a diskette with the correct
start-up files.
Insert a diskette that contains an
operating system.
Try another diskette.
Secure all cable connections.
Run the SCU and disable the
diskette write protection option.