HP Dx5150 - Compaq Business Desktop Troubleshooting Manual page 73

Diagnostic Front Panel LEDs and Audible Codes (Continued)
Activity
Red Power LED
flashes ten times,
once every second,
followed by a
two-second pause.
The Power LED will
continue flashing
until the problem is
resolved.
Troubleshooting Guide
Possible
Beeps Cause
10 Bad option
card.
www.hp.com
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.
POST Error Messages
A–9