Power LED light status Possible cause Troubleshooting steps
connected to the
system board.
• Ensure the main
power cable and
front panel cable are
connected to the
system board.
Steady white The computer is fully
functional and in the On
state.
If the computer is not
responding, do the
following:
• Ensure the display is
connected and
turned on.
• If the display is
connected and
turned on, listen for a
beep code.
Diagnostic error messages
Table 2. Diagnostic error messages
Error messages Description
AUXILIARY DEVICE FAILURE
The touchpad or external mouse may be faulty. For
an external mouse, check the cable connection.
Enable the Pointing Device option in the System
Setup program.
BAD COMMAND OR FILE NAME
Ensure that you have spelled the command
correctly, put spaces in the proper place, and used
the correct path name.
CACHE DISABLED DUE TO FAILURE
The primary cache internal to the microprocessor
has failed. Contact Dell.
CD DRIVE CONTROLLER FAILURE
The optical drive does not respond to commands
from the computer.
DATA ERROR
The hard drive cannot read the data.
DECREASING AVAILABLE MEMORY
One or more memory modules may be faulty or
improperly seated. Reinstall the memory modules
or, if necessary, replace them.
DISK C: FAILED INITIALIZATION
The hard drive failed initialization. Run the hard
drive tests in Dell Diagnostics.
DRIVE NOT READY
The operation requires a hard drive in the bay
before it can continue. Install a hard drive in the
hard drive bay.
ERROR READING PCMCIA CARD
The computer cannot identify the ExpressCard.
Reinsert the card or try another card.
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