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Power LED Light Status
Diagnostic Beep Codes
Table 9. Beep Codes with Cause and Troubleshooting Steps
Beep
1
2
3
4
5
6
7
Diagnostic Error Messages
Error Messages
AUXILIARY DEVICE FAILURE
BAD COMMAND OR FILE NAME
CACHE DISABLED DUE TO FAILURE
CD DRIVE CONTROLLER FAILURE
DATA ERROR
42
Possible Cause
Possible Cause
BIOS ROM checksum in progress of
failure.
No RAM detected
•
Chipset Error (Intel B75
Chipset, DMA/IMR/Timer
Error for Intel platform);
Chipset error
•
Time-Of-Day Clock test failure
•
Gate A20 failure
•
Super I/O chip failure
•
Keyboard controller test
failure
RAM Read/Write failure
RTC Power Fail
Video BIOS Test failure
Processor failure
Description
The touch pad or external mouse may be faulty. For an
external mouse, check the cable connection. Enable the
Pointing Device option in the system setup program.
Ensure that you have spelled the command correctly, put
spaces in the proper place, and used the correct
pathname.
The primary cache internal to the microprocessor has
failed.
The optical drive does not respond to commands from the
computer.
The hard drive cannot read the data.
Troubleshooting Steps
•
If the display is connected
and turned on, listen for a
beep code.
Troubleshooting Steps
System board failure, covers BIOS
corruption or ROM error
No memory detected
System board failure
Memory failure
COMS battery failure
Video card failure
Processor failure
Contact
Dell.
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