POST Error Messages

POST Numeric Codes and Text Messages

This section covers those POST errors that have numeric codes associated with them. The section also includes some text messages that may be encountered during POST.

Theon thecomputerscreen. will beep once after a POST text message is displayed

Numeric Codes and Text Messages

Code/Message

Probable Cause

Recommended Action

BIOS ROM

The checksum of the

checksum

BIOS code in the BIOS

error–System halted

chip is incorrect,

 

indicating that the BIOS

 

code may have become

 

corrupt.

Contact your system dealer to replace the BIOS.

CMOS battery

The CMOS battery is no

Contact your system dealer for a

failed

longer functional.

replacement battery.

CMOS checksum

Checksum of CMOS is

error—Defaults

incorrect, so the system

loaded

loads the default

 

equipment configuration.

 

A checksum error may

 

indicate that CMOS has

 

become corrupt. A weak

 

battery may have caused

 

this error.

Check the battery and replace, if necessary.

CPU at nnnn

Displays the running

None.

 

speed of the CPU.

 

 

 

 

Press ESC to skip

 

The user may press Esc. to skip the full

memory test

 

memory test.

HARD DISK INSTALL

Cannot find or initialize

FAILURE

the hard drive controller

 

or the drive.

Make sure the controller is installed correctly. If no hard drives are installed, be sure the Hard Drive selection in Setup is set to NONE.

A–2

www.hp.com

Troubleshooting Guide

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HP dx5150 manual Post Numeric Codes and Text Messages, Code/Message Probable Cause Recommended Action

dx5150 specifications

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