Compaq Presario 305 Maintenance & Service Manual page 46

Compaq.com Compaq Presario Maintenance and Service Guide - 305
RAM failure
Memory test data error
XX000YZZ RAM failure
Probable
Cause
Keyboard failure 1. Ensure the keys are not depressed during POST.
304-Keyboard or System Unit Error
Probable
Recommended Action
Cause
Keyboard or 1. Replace the keyboard.
system board 2. Replace the TouchPad or
error mouse.
3.
601-Diskette Controller Error
Probable Cause
Mismatch in
drive type or
failure in the
diskette
controller
file:///C|/SERVICE%20MANUALS/COMPAQ%20_%20checked%20ok/NOTEBOOKS/PRESARIO%20305/post.html (3 of 4)6/27/2004 2:16:31 AM
1. Replace the memory
2. Replace the system
1. Replace the memory
2. Replace the system
Replace the system
301-Keyboard Error
Recommended Action
2. Reconnect the keyboard with the computer off.
3. Replace the keyboard.
Replace the system
Recommended Action
1. Run Computer Checkup
(TEST).
2. Check and/or replace cables.
3. Replace the system
module.
board.
module.
board.
board.
board.
board.