HP Compaq dc7100 DT Getting Started Manual page 43

Diagnostic Front Panel LEDs and Audible Codes
Activity
Red Power LED
flashes ten times,
once every
second, followed
by a two second
pause.
Getting Started
Beeps Possible Cause
10 Bad option card.
www.hp.com
Getting Started
Recommended
Action
1. Check each
graphics card by
removing the card
(one at a time if
multiple cards), then
power on the system
to see if fault goes
away.
2. Once a bad card is
identified, remove
and replace the
bad option card.
3. Replace the system
board.
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