POST Error Messages

POST Error Messages

Screen Message

Probable Cause

Recommended Action

 

 

 

CMOS Checksum Error.

CMOS corrupt or bad

Press F1 to save defaults.

Defaults Loaded

RTC battery.

Replace RTC battery.

 

 

Download the current ROM BIOS from

 

 

the HP Web and reflash the ROM BIOS.

 

 

 

ROM BIOS Checksum

ROM BIOS may be

Download the most current ROM BIOS

Error - system halted

corrupted.

from the Web and reflash the system

 

 

ROM.

 

 

 

Keyboard/Interface

Keyboard controller

Reconnect keyboard with computer

Error

failure.

turned off.

 

 

Check connector for bent or missing

 

 

pins.

 

 

Ensure that none of the keys are

 

 

depressed.

 

 

Replace keyboard.

 

 

Replace system board.

 

 

 

Keyboard Error or No

Keyboard not present or

Reconnect keyboard with computer

Keyboard Present

system not responding

turned off.

 

when keyboard controller

Check connector for bent or missing

 

is initialized.

pins.

 

 

Ensure that none of the keys are

 

 

depressed.

 

 

Replace keyboard.

 

 

Replace system board.

 

 

 

Hard Disk Install Failure

Cannot find or initialize

Check Computer Setup (F10 Setup) for

 

the hard drive.

presence of hard drive.

 

 

Check drive cable connections.

 

 

Replace hard drive.

 

 

 

Memory Test Failure

If POST detects an error

Run Computer Setup (F10 Setup) or

 

during memory testing,

Windows utilities.

 

additional information

Ensure memory modules are installed

 

appears about the type

correctly.

 

and location of the

Verify proper memory module type.

 

memory error.

 

Remove and replace memory modules

 

 

 

 

one at a time to isolate faulty module.

 

 

Replace the faulty memory module.

 

 

If error persists after replacing memory

 

 

module, replace the system board.

 

 

 

C–4

415606-001

Service Reference Guide, dx2200 MT