short beeps. This beep code tells you that the computer encountered a possible motherboard failure. If your computer beeps during start-up:

1.Write down the beep code and Contact Dell, see “Contacting Dell” on page 53.

2.Run the Dell Diagnostics to identify a more serious cause, see “Dell Diagnostics” on page 41.

Code

(repetitive Description short beeps)

1BIOS ROM checksum in progress or failure; BIOS chip failure

2No RAM detected

3Chipset Error (North and South Bridge Chipset, DMA/ IMR/Timer Error for Intel platform); Chipset Error

Using Support Tools

Code

(repetitive Description short beeps)

3 (continued) Time-Of-Day Clock test failure Gate A20 failure

Super I/O chip failure

Keyboard controller test failure

4RAM Read/Write failure

5Real-time clock power failure

6Video BIOS Test failure

System Messages

If your computer has an issue or error, it may display a system message that will help you identify the cause and action needed to resolve the issue.

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Dell A2420, HW049, MTG24 setup guide System Messages, Code Repetitive Description short beeps