Diagnostic Diskette Error Messages - Digital Equipment VT18X Upgrade And System Test Manual

VT 18X ERROR MESSAGES
A.2 VT 18X DISKETTE DIAGNOSTIC ERROR MESSAGES
Table A-2 lists the error messages that could-eGGUr while running the VT18X diskette diagnostic
and the possible source of the problem. If the exact source of the error cannot be determined, the
error message prints a ? after the message.
Table A-2 Diagnostic Diskette Error Messages
Error Message
Disk Error Messages
ERROR: No index pulse,
~o
disk, or drive not connected.
ERROR: Disk rotation too slow, drive bad.
ERROR: Disk rotation too fast, drive bad.
ERROR: No track 0, controller module bad.
ERROR: No track 0, ?
ERROR: No track 0, drive A bad.
ERROR: No track 0, drive B bad.
ERROR: No track 0, drive C bad.
ERROR: No track 0, drive 0 bad.
ERROR: No track 0, not drive related.
ERROR: Track register value wrong, controller module bad.
ERROR: Step in error, controller module bad.
ERROR: Direction output low, controller module bad.
ERROR: Direction output high, controller module bad.
ERROR: Step-in error, ?
ERROR: Timing wrong for single track move, too fast?
ERROR: Timing wrong for single track move, too slow?
ERROR: Seek not completed in time, (with no verify), controller module bad.
ERROR: Seek not completed in time, (with verify), disk, ?
ERROR: Track 0 bit set, ?
ERROR: Step-out error, controller module bad.
ERROR: Step-out error, ?
52
Possible Source
Door open or no diskette
RX 180 disk drive
RX 180 disk drive
VT18X control module
RX180, VT18X, or cable
RX180 disk drive A
RX 180 disk drive B
RX 180 disk drive C
RX180 disk drive 0
RX180 or VT18X
VT 18X control module
VT 18X control module
VT 18X control module
VT 18X control module
VT 18X, RX 180, or cable
RX 180 disk drive
RX 180 disk drive
VT 18X control module
Unformatted diskette,
RX180 disk drive, or
VT 18X control module
RX180 or VT18X
VT 18X control module
VT18X, RX180, or cable