Table 6-8
Diagnostic lights and audible codes (continued)
Activity
Possible cause
Recommended action
Red Power LED blinks seven
times, once every second,
followed by a two- second
pause. Seven beeps.
System board failure (ROM
detected failure prior to
video).
1.
Clear CMOS.
NOTE:
Refer to the
Maintenance and Service Guide
for the
workstation model for detailed information on clearing CMOS.
2.
The problem might be on the system board. Contact HP for
assistance.
Red Power LED blinks eight
times, once every second,
followed by a two-second
pause. Eight beeps.
Invalid ROM based on bad
checksum.
CAUTION:
Internal components might be powered even when the
workstation is off. To prevent damage, disconnect the workstation power
cord before you remove a component.
1.
Clear CMOS.
NOTE:
Refer to the
Maintenance and Service Guide
for the
workstation model for detailed information on clearing CMOS.
2.
Upgrade the ROM using SoftPaq from the hard disk drive, CD,
diskette, or USB removable device (for example, HP Drive Key). See
the ROM Flash section of the
Maintenance and Service Guide
at
http://www.hp.com/support/workstation_manuals
. SoftPaq is a
self-extracting executable that lets you upgrade the ROM. The
executable contains contains use instructions, To download
Softpaq, visit
http://www.hp.com/go/workstationsupport
.
3.
The system board might have a problem. Contact HP for assistance.
198
Chapter 6 Diagnostics and troubleshooting
ENWW