Getting Started
Diagnostic Front Panel LEDs and Audible Codes
| Possible | Recommended |
Activity | Beeps Cause | Action |
Red Power LED | 2 | Processor thermal |
flashes two times, |
| protection |
once every |
| activated: |
second, followed |
| A fan may be |
by a two second |
| blocked or not |
pause. The beeps |
| turning. |
continue for five |
| OR |
iterations, then | The heatsink/fan | |
stop. The LED | ||
assembly is not | ||
flashes continue | ||
properly attached | ||
until the problem | ||
to the processor. | ||
is resolved. | ||
| ||
✎ Beeps may |
| |
not occur |
| |
on all |
| |
models for |
| |
this activity. |
|
1.Ensure that the computer air vents are not blocked and the processor cooling fan is running. Leave a
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 the fan assembly is properly attached.
5.Contact an authorized reseller or service provider.
24 | www.hp.com | Getting Started |