Acer Altos R710 Manuel D’Utilisation

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Acer Management Modules provide the following additional beep 
codes.
Error Beep Codes Provided by Acer® Management Modules
Beep Code
Reason for the beeps and action to take
1
Control panel CMOS clear has been initiated.
1-5-1-1
Processor failure. Reseat or replace the failed processor.
1-5-2-1
No processor is installed or the CPU 1 socket is empty. 
Reseat or replace the failed processor.
1-5-2-3
Processor configuration error or CPU 1 socket is empty. 
Reseat or replace the failed processor. In a two-processor 
system, make sure the processors are identical.
1-5-2-4
Front-side bus selects configuration error.
1-5-4-2
DC power unexpectedly lost.
1-5-4-3
Chipset control failure.
1-5-4-4
Power control failure.