HP zx2000 Setup And Troubleshooting Manual page 38

Diagnostic Lights and Audible (Beep) Codes
This section covers the front panel light (LED) error and operation codes as well as the audible codes that
may occur before or during the Power-On Self-Test (POST).
Table 4-13 Diagnostic Lights and Audible Codes
Activity
Green Power LED On.
Green Power LED blinks every
two seconds.**
Green Power LED is off.**
Green Power LED blinks three
times, once per second.**
Green Power LED blinks four
times, once per second.**
NOTE: **When the Unique Sleep State Blink Rates is disabled in Computer Setup (F10), these reflexes are
observed on the green power LED.
NOTE: For the following LED activity and beeps, the beeps will be heard through the on–board speaker and not the
chassis speaker. Blinks and beeps will be repeated for 5 cycles, after that, only the blinks will continue to repeat.
Red Power LED blinks two
times, once every second,
followed by a two- second
pause.
Red Power LED blinks three
times, once every second,
followed by a two- second
pause.
30 Troubleshooting
Beeps Possible Cause
None Workstation on.
None Workstation in Suspend to RAM
mode (select models only) or
normal Suspend mode.
None Workstation in Suspend
to Disk or "Hibernate" mode.
None Workstation in Suspend to RAM
mode (select models only) or
normal Suspend mode.
None Workstation in Suspend
to Disk or "Hibernate" mode.
2 (only on Processor thermal protection
xw4200 activated:
and
A fan may be blocked or not
xw9300)
turning.
OR
The heatsink/fan assembly is not
properly attached to the
processor.
3 (only on Processor not installed (not an
xw4200 indicator of bad processor).
and
xw9300)
Recommended Action
None
None
None
None
None
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.
1. Check to see that the processor is
present.
2. Reseat the processor.