Getting Started Guide

Getting Started
Diagnostic Front Panel Lights (LEDs) and Audible Codes
Continued
Activity Beeps Possible Cause Recommended Action
Red Power LED
flashes two times,
once every
second, followed
by a two-second
pause.
None Processor thermal
protection activated:
A fan may be
blocked or not
turning.
OR
The heatsink/fan
assembly is not
properly attached to
the processor.
1. Ensure that the computer air vents
are not blocked and the cooling fan
is running.
2. Open hood, press power button,
and see if the processor fan spins. If
the processor fan is not spinning,
make sure the fan's cable is plugged
onto the system board header. Ensure
the fan is fully/properly seated or
installed.
3. If fan is plugged in and seated
properly, but is not spinning, then
replace processor fan.
4. Reseat processor heatsink and
verify that fan assembly is properly
attached.
5. Contact an authorized reseller or
service provider.
Red Power LED
stays on.
None Processor not installed
(not an indicator of
bad processor).
1. Check to see that the processor is
present.
2. Reseat the processor.
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