Troubleshooting
4-4 AlphaStation 500 Series User Information
Table 4-1 System Troubleshooting (continued)
Problem
Possible Cause
Action
System does not boot.
(continued)
System does not boot or
powers up for seconds only.
Environment variables
incorrectly set.
Hard disk drive is not
correctly formatted, or the
requested partition does not
exist.
There is no software on the
requested partition.
Cache fan, system fan, or
internal power supply fan
has failed, causing power
supply to shut down.
Windows NT:
From the Boot menu, select
Supplementary menu.
..;
then select
Setup the
system
...; then select
Set
default environment
variables
. (Refer to
Appendix A, “Console
Commands.”)
Format the hard disk drive or
correctly partition the hard disk
drive using the supplied
software.
Install software on the requested
partition.
Check all fans for spin. Replace
defective fan. Contact your
service representative.
Target boot device not listed
in
show device
,
show
config
(SRM), or
Display hardware
configuration
(ARC)
Loose cables.
SCSI drive jumpers
incorrectly set.
SCSI bus termination
incorrectly set.
Secure all cable connections.
Check all SCSI devices for
incorrect or conflicting IDs.
Refer to the hard disk drive
documentation.
Check that the SCSI bus is
properly terminated. Refer to
Chapter 3 for more information.
