Acer R720 Series manual Troubleshooting BIOS POST error beep codes, Number, Troubleshooting action

Models: R720 Series

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Troubleshooting BIOS POST error beep codes

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Troubleshooting BIOS POST error beep codes

The following table lists the possible beep codes thay may occur while using the system and is followed by solutions to the situation.

Number

Troubleshooting action

of beeps

 

 

 

1, 2, or 3

• Make sure the memory modules are properly seated on the

 

DIMM slots.

 

• Make sure the memory modules comply with the system

 

requirements.

 

• Make sure the memory modules have been populated

 

according to the system requirements.

 

 

4-7, 9-11

• Indicates a fatal error. Consult your dealer or local Acer

 

representative for assistance.

 

• If beep codes are generated even when all PCI cards are

 

absent, consult your system manufacturer’s technical

 

support.

 

• Check for a malfunctioning expansion card. If beep codes

 

are not generated when all expansion cards are absent, one

 

of the expansion cards is causing the malfunction. Insert

 

the cards back into the system, booting the system between

 

each card addition, until the beeps occur again to reveal

 

the malfunctioning card.

8• Make sure the video adapter is properly seated on the expansion slot.

If the video adapter is an integrated part of the mainboard, the board may be faulty.

Page 157
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Acer R720 Series manual Troubleshooting BIOS POST error beep codes, Number, Troubleshooting action, of beeps