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Led Color Definitions - HP Z200 Maintenance And Service Manual

Small form factor workstation.
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Table 6-7
Activity
System does not power-on
and LEDs are not blinking.
No beeps.
*
The BIOS option you select controls the blue LED function during these suspend modes.

LED color definitions

The following table describes what each LED light on the computer front panel signifies.
Table 6-8
LED state
Solid
Flashing
Solid or flashing
None
166
Chapter 6 Diagnostics and troubleshooting
Diagnostic lights and audible codes (continued)
Possible cause
System unable to power on.
LED color definitions
LED color
System status
Blue
System is on.
Blue
System is in Standby.
Red
System has experienced an error. (See
messages on page
No light
System is in Hibernate, or is off.
Recommended action
CAUTION:
Internal components might be powered even when the
computer is off. To prevent damage, disconnect the computer power
cord before you remove a component.
To resolve the problem, choose one of the following options:
Press and hold the power button for less than 4 seconds. If the hard disk
drive LED turns green, then:
1.
Remove the expansion cards one at a time and try holding the
power button again for less than 4 seconds.
2.
The problem might be on the system board. Contact HP for
assistance.
Press and hold the power button for less than 4 seconds. If the hard disk
drive LED does not turn on green then:
1.
Check that unit is plugged into a working AC outlet.
2.
Open the access panel and check that the power button harness is
properly connected to the system board.
3.
Check that all power supply cables are properly connected to the
system board.
POST error
167.)
ENWW

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