HP Dc7100 Getting Started - Business Desktops - Enhanced for Accessibility - Page 35

system board., connected to

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Getting Started Diagnostic Front Panel LEDs and Audible Codes Activity Possible Beeps Cause Recommended Action System does not power on and LEDs are not flashing. (continued) OR Press and hold the power button for less than 4 seconds. If the hard drive LED does not turn on green then: 1. Check that the unit is plugged into a working AC outlet. 2. Open hood and check that the power button harness is properly connected to the system board. 3. Check that both power supply cables are properly connected to the system board. 4. 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. 5. If the 5V_aux light on the system board is not turned on, then replace the power supply. 6. Replace the system board. Getting Started www.hp.com 31

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Getting Started
OR
f
fl
i
plugged into a
i
l
l
ly
Diagnostic Front Panel LEDs and Audible Codes
Possible
Recommended
Activity
Beeps Cause
Action
System does not
power on and
Press and hold the power
LEDs are not
button
or less than 4
ashing.
seconds. If the hard dr ve
(continued)
LED does not turn on
green then:
1. Check that the unit is
work ng AC out et.
2. Open hood and
check that the power
button harness is
proper y connected
to the system board.
3. Check that both
power supply cables
are proper
connected to the
system board.
4. 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.
5. If the 5V_aux light on
the system board is
not turned on, then
replace the power
supply.
6. Replace the system
board.
Getting Started
www.hp.com
31