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Troubleshooting Tools 123
Diagnostic Light Codes During POST
The power light displays a solid green for diagnostic light codes during POST.
(blinking)
amber A possible system
board failure has
occurred.
Contact Dell for technical
assistance (see "Contacting
Dell" on page 295).
(blinking)
amber A possible system
board failure has
occurred.
Contact Dell for technical
assistance (see "Contacting
Dell" on page 295).
(blinking)
amber A possible system
board failure has
occurred.
Contact Dell for technical
assistance (see "Contacting
Dell" on page 295).
(blinking)
amber A possible system
board failure has
occurred.
Contact Dell for technical
assistance (see "Contacting
Dell" on page 295).
(blinking)
amber A processor mismatch
exists.
See "Troubleshooting" on
page 107 and then to
"Processor" on page 179.
(blinking)
amber Power supply cables
are not properly
connected.
Verify that both power
supply cables are plugged
in to the motherboard.
Light Pattern Problem Description Suggested Resolution
A possible processor failure has
occurred.
Reinstall the processor (see
"Processor" on page 179)
and restart the computer.
Diagnostic Lights Power
Light
Problem Description Suggested Resolution