HP xw4100 Getting Started Manual page 56

Troubleshooting
Activity
NOTE: For the following LED activity and beeps, the beeps will be
heard through the on–board piezo speaker and not the chassis
speaker. Blinks and beeps will be repeated for 5 cycles, after that, only
the blinks will continue to repeat.
Red Power LED
blinks seven times,
once every second,
followed by a two-
second pause.
Red Power LED
blinks eight times,
once every second,
followed by a
two-second pause.
Red Power LED
blinks nine times,
once every second,
followed by a
two-second pause.
4–22
Possible
Beeps Cause
7 System board
failure (ROM
detected
failure prior to
video).
8 Invalid ROM
based on bad
checksum.
9 System
powers on but
does not
boot.
www.hp.com
Recommended
Action
Replace the system
board.
1. Reflash the ROM using
a ROMPaq diskette.
See the "ROM Flash"
section of the Service
and Technical
Reference Guide web
link located on the
Documentation Library
CD
www.hp.com/
support/
workstation_manuals
2. Replace the system
board.
Getting Started Guide