Table 7. Diagnostic Beep Codes

Beep

Description

Possible Cause/Troubleshooting

 

 

Steps

 

 

 

1

BIOS ROM checksum in progress of

System board failure, covers BIOS

 

failure.

corruption or ROM error

2

No RAM detected

If no memory is detected, you can

perform the following steps:

• reseat the memory if an additional memory is available

• install that memory if the issue persists

• issue with the memory connector

3

4

• Chipset Error (North and

System board failure

 

South Bridge Chipset,

 

DMA/IMR/Timer Error)

 

Time-Of-Day Clock test failure

Gate A20 failure

Super I/O chip failure

Keyboard controller test failure

RAM Read/Write failure

If no memory is detected, you can

 

perform the following steps:

 

• reseat the memory if an

 

additional memory is available

 

• install that memory if the

 

issue persists

 

• issue with the memory

 

connector

5

Real-time clock power fail

CMOS battery failure. Reseat the

 

 

battery. If issue persists, there can be

 

 

an issue with the coin-cell battery or

 

 

the connector (that will involve

 

 

replacing the system board)

6

Video BIOS Test Failure

Video card failure

7

Processor Failure

Processor failure

8

Display

Display failure

54

Page 54
Image 54
Dell 3460 owner manual Beep Description Possible Cause/Troubleshooting Steps