HP dc5100 - Microtower PC Service & Reference Manual page 183

Activity
Red Power LED
flashes six times,
once every
second, followed
by a two second
pause. Beeps stop
after the fifth
iteration but the
LED continues to
flash until the issue
has been resolved.
Red Power LED
flashes seven
times, once every
second, followed
by a two second
pause. Beeps stop
after the fifth
iteration but the
LED continues to
flash until the issue
has been resolved.
Red Power LED
flashes eight times,
once every
second, followed
by a two second
pause. Beeps stop
after the fifth
iteration but the
LED continues to
flash until the issue
has been resolved.
Service Reference Guide, dc5100
Possible
Beeps Cause
6 Pre-video
graphics error.
7 System board
failure (ROM
detected failure
prior to video).
8 Invalid ROM
based on bad
checksum.
376220-001
Recommended Action
For systems with a graphics card:
Reseat the graphics card. Power on the
system.
Replace the graphics card.
Replace the system board.
For systems with integrated graphics,
replace the system board.
Replace the system board.
Reflash the ROM using a ROMPaq
diskette. See the "ROM Flash" section of
the Desktop Management Guide on the
Documentation CD.
Replace the system board.
C–9