Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1257, 1260, 1262, 1266, and 1267

RAM failure

Memory test data error

XX000YZZ RAM failure

1.Replace the memory modules.

2.Replace the system board.

1.Replace the memory modules.

2.Replace the system board. Replace the system board.

XX000YZZ 201-Memory Error

Probable Cause

 

Recommended Action

 

 

 

RAM failure

 

1. Replace the memory modules.

 

 

2. Replace the system board.

 

 

 

Memory test data error

 

1. Replace the memory modules.

 

 

2. Replace the system board

 

 

 

XXOOOYZZ Ram failure

 

1. Replace the system board

 

301-Keyboard Error

 

 

 

Probable Cause

 

Recommended Action

 

 

 

Keyboard failure

 

1. Ensure the keys are not depressed during

 

 

POST.

 

 

2. Reconnect the keyboard with the computer

 

 

off.

 

 

3. Replace the keyboard.

 

 

 

304-Keyboard or System Unit Error

 

 

 

Probable Cause

 

Recommended Action

 

 

 

Keyboard or system board error

 

1. Replace the keyboard.

 

 

2. Replace the TouchPad or mouse.

 

 

3. Replace the system board.

 

 

 

601-Diskette Controller Error

Probable Cause

 

Recommended Action

 

 

 

 

 

Mismatch in drive type or failure in the diskette

 

 

1.

Run Computer Checkup (TEST).

controller

 

 

 

 

 

 

 

2.

Check and/or replace cables.

 

 

 

3.

Replace the system board.

 

 

 

 

 

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