Compaq 1256 Laptop User Manual


 
Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
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.
XX000YZZ RAM failure 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 Replace the system board.
301-Keyboard Error
Probable Cause Recommended Action
Keyboard failure 1. Ensure that 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
controller
1. Run Computer Checkup (TEST).
2. Check and/or replace cables.
3. Replace the system board.
file:///C|/SERVICE%20MANUALS/COMPAQ%20_%20check...01272,%201273,%201274,%20and%201275/power1.html (2 of 3)6/28/2004 9:23:05 AM