Troubleshooting 18
Diagnostic Power LED Codes
Power LED Light Status Possible Cause Troubleshooting Steps
Off The computer is either
turned off or is not
receiving power.
• Re-seat the power
cable in the power
connector on the back
of the computer and the
electrical outlet.
• If the computer is
plugged into a power
strip, ensure the power
strip is plugged into an
electrical outlet and is
turned on. Also, bypass
power protection
devices, power strips,
and power extension
cables to verify the
computer turns on
properly.
• Ensure the electrical
outlet is working by
testing it with another
device, such as a lamp.
Blinking Amber Computer fails to complete
POST or processor failure.
• Remove and then
reinstall any cards.
• Remove and then
reinstall the graphics
card, if applicable.
• Ensure the power cable
is connected to the
motherboard and
processor.
Steady Amber Computer is in standby or
this is a computer fault
error condition, including
the power supply. Only the
• Press the power button
to bring the computer
out of standby mode.
• Ensure all power cables
are securely connected
to the system board.
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