Sun Microsystems 6.0005E+11 User Manual

Page of 333
Flow Diagrams for Troubleshooting
10-7
10
10.6 Defective Disk Drive
Figure 10-6 Diagnosing Disk Drive Problems
INDICATION
System error message or
device code identifies a
specific fault
Device not identified or
intermittent problem
Begin
End
TEST/PROCEDURE
Check
/var/adm/messages
Halt access to device and power
down the device or tray.
Set ID code (if used) on
replacement device before
installing.
If replaced unit is SPARCstorage
Array disk tray or the tray
controller board, reset
world-wide name (WWN).
Run SunVTS.
For SCSI device, use OpenBoot
probe-scsi-all
.
Check cable connection.
If replaced unit is SPARCstorage
Array disk tray or the tray
controller board, reset
world-wide name (WWN)
REFERENCE
Tray: see tray service manual.
Refer to drive or tray documentation for
ID code.
Refer to SPARCstorage Array
documentation.
Refer to
SunVTS User’s Guide.