Table of Contents
Advertisement
IDE bus failure has occurred.
USB port or a device
connected to it has failed
initialization.
Other failure.
Computer has started and
turned over control to the
operating system.
POST Beep Codes
If the monitor cannot display errors or problems, during POST the computer might emit a series of beeps, or beep code, that identifies the problem. The POST
beep codes are listed below.
Beep
Codes
Possible Cause
1
A memory refresh failure occurred.
2
Memory parity cannot be reset.
3
A failure occurred in the first 64 KB of memory.
4
The system timer is not operational.
6
8042 Gate A20 cannot be toggled.
7
An exception interrupt error occurred.
8
A read/write error occurred in the display
memory.
10
A CMOS shutdown register test error occurred.
11
An invalid BIOS is installed.
System Messages
Message
Possible Cause
The keyboard controller failed its test.
8042 Gate-A20 error
Error in the address decoding circuitry in the
Address Line Short!
memory.
The hard drive is not working or is not configured
C: Drive Error
correctly.
C: Drive Failure
Cache memory is not operating.
Cache Memory Bad, Do
Not Enable Cache
assistance.
Reseat the
drive
cables. If the problem persists, see "Contacting Dell" in the Solutions Guide for
instructions on obtaining technical assistance.
Disconnect the device from the
USB
Solutions Guide for instructions on obtaining technical assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.
No action is necessary.
Corrective Action
Reseat the memory
modules.
Reseat the memory
modules.
Reseat the memory
modules.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical
assistance.
Corrective Action
If you receive this message after making changes in the
program, enter the program and restore the original value(s).
Reseat the memory
Ensure that the drive is installed correctly in the computer and defined
correctly in the
See "Contacting Dell" in the Solutions Guide for instructions on obtaining
technical assistance.
connector. If the problem persists, see "Contacting Dell" in the
modules.
system setup
program.
system setup
Hide quick links:
Advertisement
Table of Contents
