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| Troubleshooting | |
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| Possible | Recommended |
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Activity | Beeps | Cause | Action | |
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Green Power LED | None | Workstation | None |
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blinks four times, |
| in Suspend |
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once per second.** |
| to Disk or |
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| “Hibernate” |
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| mode. |
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NOTE: For the following LED activity and beeps, the beeps will be heard through the
Red Power LED | 2 | Processor |
blinks two times, |
| thermal |
once every second, |
| protection |
followed by a two- |
| activated: |
second pause. |
| A fan may be |
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| blocked or |
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| not turning. |
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| OR |
The heatsink/fan assembly is not properly attached to the processor.
1.Ensure that the workstation 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 | 3 | Processor not |
blinks three times, |
| installed (not |
once every second, |
| an indicator |
followed by a two- |
| of bad |
second pause. |
| processor). |
1.Check to see that the processor is present.
2.Reseat the processor.
Getting Started Guide | www.hp.com |
