Post Error Messages

Numeric Codes and Text Messages

Code/Message

Beeps

Probable Cause

Recommended Action

 

 

 

 

1801

None

Processor is not

Upgrade BIOS to proper

 

 

supported by

version.

 

 

ROM BIOS.

 

 

 

 

 

1998-Master

1L, 2S*

The previously saved

Run Computer Setup and

Boot Record has

 

copy of the MBR has

save the MBR of the current

been lost.

 

been corrupted.

bootable disk.

 

 

 

 

1999-Master

1L*

The current MBR

Use extreme caution. The

Boot Record has

 

does not match the

MBR may have been updated

changed.

 

previously saved copy

due to normal disk maintenance

 

 

of the MBR.

activities (disk manager, fdisk,

 

 

 

or format). Replacing the

 

 

 

previously saved MBR in such

 

 

 

situations can cause data loss.

 

 

 

If you are certain the MBR

 

 

 

change is unintentional and

 

 

 

undesired (e.g. due to a virus),

 

 

 

then run Computer Setup and

 

 

 

restore the previously saved

 

 

 

MBR copy. Otherwise, run

 

 

 

Computer Setup and either

 

 

 

disabled MBR security or

 

 

 

save the MBR of the current

 

 

 

bootable disk.

2000-Master

1L, 2S*

The current bootable

Boot Record

 

hard drive is not the

Hard Drive has

 

same as the one that

changed.

 

was present when

 

 

MBR Security was

 

 

enabled.

Run Computer Setup and either disable MBR security or save the MBR of the current bootable disk.

*L = Long, S = Short

A–12

Troubleshooting Guide

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Image 62
Compaq Compaq Evo Desktop, 177620-006 manual ROM Bios