Acer R720 Series ARMC/3 module error beep codes, Beep, Reason for the beeps and action to take

148 5 Troubleshooting

ARMC/3 module error beep codes

In addition to the beep codes above, additional beep codes are provided if an ARMC/3 module is installed. The management modules provide the following additional beep codes.

Beep	Reason for the beeps and action to take
Code
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	AC power unexpectedly lost
1-5-4-3	Chipset control failure
1-5-4-4	Power control failure