Post Beep Codes - Dell Dimension 2100 System Reference Manual

POST Beep Codes

If the monitor cannot display errors or problems, during power-on self-test (POST) the
computer may emit a series of beeps, or beep code, that identifies the problem.
If the computer emits a beep code and then fails to start, write down the beep code and
look it up in Table 2.
Table 2. System Beep Codes
Beep
Code Possible Cause
1 Memory refresh failure
2 Parity cannot be reset
3 Memory failure within
the first 64 KB of
memory
4 Timer not operational
5 Processor failure
Computer has started
and turned over
control to the
operating system.
Corrective Action
Reseat the memory
Reseat the memory
Reseat the memory
See "Contacting Dell" in the Solutions
Guide for instructions on obtaining
technical assistance.
See "Contacting Dell" in the Solutions
Guide for instructions on obtaining
technical assistance.
No action is necessary.
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