HP Elite 8300 Series Convertible Minitower Maintenance And Service Manual page 316

Table 11-2
Activity
Red Power LED flashes ten
times, once every second,
followed by a two second
pause. Beeps stop after fifth
iteration but LEDs continue
until problem is solved.
Red Power LED flashes
eleven times, once every
second, followed by a two
second pause. Beeps stop
after fifth iteration but LEDs
continue until problem is
solved.
System does not power on
and LEDs are not flashing.
304 Chapter 11 POST Error Messages
Diagnostic Front Panel LEDs and Audible Codes (continued)
Beeps
10
11
None
Possible Cause Recommended Action
Bad option card. 1.
2.
3.
The current processor 1.
does not support a
2.
feature previously
enabled on this system.
3.
System unable to power Press and hold the power button for less than 4
on. seconds. If the hard drive LED turns green, the
power button is working correctly. Try the
following:
1.
2.
OR
Press and hold the power button for less than 4
seconds. If the hard drive LED does not turn on
green then:
1.
2.
3.
4.
5.
Check each option card by removing the
card (one at a time if multiple cards), then
power on the system to see if fault goes
away.
Once a bad card is identified, remove and
replace the bad option card.
Replace the system board.
Install a TXT capable processor.
Disable TXT in the Computer Setup (F10)
utility.
Reinstall the original processor.
Check that the voltage selector (some
models), located on the rear of the power
supply, is set to the appropriate voltage.
Proper voltage setting depends on your
region.
Replace the system board.
Check that the unit is plugged into a
working AC outlet.
Open hood and check that the power button
harness is properly connected to the
system board.
Check that both power supply cables are
properly connected to the system board.
Check to see if the 5V_aux light on the
system board is turned on. If it is turned on,
then replace the power button harness. If
the problem persists, replace the system
board.
If the 5V_aux light on the system board is
not turned on, remove the expansion cards
one at a time until the 5V_aux light on the
system board turns on. It the problem
persists, replace the power supply.