HP Small Form Factor PC dc5750 Interpreting POST Diagnostic Front Panel LEDs and Audible Codes

Table 2 Solving Hardware Installation Problems (continued)

Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.)

Cause	Solution
	For systems with integrated graphics, replace the
	system board.

Power LED flashes Red ten times, once every second, followed by a two second pause, and the computer beeps ten times. (Beeps stop after fifth iteration but LEDs continue flashing.)

Cause	Solution
Bad option card.	1.	Check each option card by removing the
		cards one at time (if multiple cards), then
		power on the system to see if fault goes away.
	2.	Once bad card is identified, remove and
		replace bad option card.
	3.	Replace the system board.

Interpreting POST Diagnostic Front Panel LEDs and Audible Codes

If you see flashing LEDs on the front of the computer or if you hear beeps, see the Troubleshooting Guide for interpretation and recommended action.

ENWW Basic Troubleshooting 23