Scsi Device Problems; Installed Disk Drive Problems - Digital Equipment DEC 3000 500X AXP Owner's Manual

SCSI Device Problems

If you are having trouble with a SCSI device, such as an internal
Overview
disk drive, or a tape drive in an expansion box, locate the
problem in the next sections. For specific information about your
SCSI device, refer to the documentation that was shipped with
your system, or in the case of an option, with the option kit.
Internal Device If you are having problems with an installed disk drive, see
Not Working Table 12–17. Do not set any of the SCSI device ID numbers to 7.
This number is used for the SCSI controller on the system.
Table 12–17 Installed Disk Drive Problems
Possible Cause
Two SCSI identifiers are set
to the same number.
Loose cables.
Defective drive.
Daily Operations Problems
Corrective Action
Enter the show device command as
described earlier in this chapter. If
a drive is not recognized, reset each
SCSI ID to a unique number. (See
the previous section on Understanding
SCSI ID Numbers, or refer to the DEC
3000 Model 500X AXP Options Guide
for more information on setting SCSI
IDs for optional devices.)
Check to make sure all cables are
connected.
Refer to Chapter 13 for information on
running diagnostic tests.
Identifying a Problem 12–25