HP Xw8400 - Workstation - 4 GB RAM - Page 118

Chassis Indicator LEDs
Power LED and Sound
Activity
Diagnosis and Service Action
Blinks red 7 times, once per
second, then 2 second pause,
7 beeps.
System board failure (ROM detected failure before video).
1. Clear CMOS.
2. Replace system board.
Blinks red 8 times, once per
second, then 2 second pause,
8 beeps
Invalid ROM based on bad checksum.
1. Clear CMOS.
2. Upgrade the ROM using a ROMPaq diskette, CD, diskette, or USB removable device
(e.g., HP Drive Key). See the ROM Flash section of the Service and Technical Reference
Guide at http://www.hp.com/support/workstation_manuals.
3. Replace system board.
Blinks red 9 times, once per
second, then 2 second pause, 9
beeps
System powers on but is unable to boot.
1. Replace the system board.
2. Replace the processor.
* Refer to the Service and Technical Reference Guide for your workstation for BIST information.
Table 5-2 Diagnostic LED codes (continued)
108 Chapter 5 System diagnostics and troubleshooting ENWW