HP Compaq dc7100 DT - Page 42

38 www.hp.com Getting Started
Getting Started
Red Power LED
flashes eight
times, once every
second, followed
by a two second
pause.
8 Invalid ROM based
on bad checksum.
1. Reflash the ROM
using a ROMPaq
diskette. See the
“ROM Flash”
section of the
Desktop
Management Guide
on the
Documentation CD.
2. Replace the system
board.
Red Power LED
flashes nine times,
once every
second, followed
by a two second
pause.
9 System powers on
but is unable to
boot.
1. Check that the
voltage selector,
located on the rear
of the power supply
(some models), is
set to the
appropriate
voltage. Proper
voltage setting
depends on your
region.
2. Replace the system
board.
3. Replace the
processor.
Diagnostic Front Panel LEDs and Audible Codes
Activity Beeps Possible Cause
Recommended
Action