IBM N51 Series User Manual

Symptom/Error FRU/Action
200556 or 200557 - Error 1. Try another copy of
the software, or have
the customer contact
the software
manufacturer or
dealer and report the
problem.
2. Power-off computer,
wait 15 seconds, then
power-on. If the
message reappears,
replace system board.
200558 - Error 1. Try another copy of
the software, or have
the customer contact
the software
manufacturer or
dealer and report the
problem.
2. Power-off computer,
make sure all external
cable connections are
secure, wait 15
seconds, and then
power-on. If the
message reappears,
replace system board.
Miscellaneous Symptoms
Symptom/Error FRU/Action
AC Adapter connected, no
charge light
1. Replace AC Adapter
2. Battery pack
3. Video/power board
Red Charge LED 1. Replace battery
2. Video/power board
No display and no status
icons
1. System board
2. Video/power board
Display blank, any status
icon on
1. Top cabinet/LCD
2. Video/power board
Rest/Resume problem 1. Check setup
2. Backup battery
3. System board
4. Video/power board
Won't boot from diskette 1. Check setup
2. Diskette drive
3. Video/power board
Won't boot from hard disk 1. Check Setup
2. Hard disk
3. Video/power board
Time/Date problems 1. Backup battery
2. System board
LCD not readable 1. Top cabinet/LCD
2. Video/power board
190 IBM Mobile Systems HMM - Volume 1

IBM N51 Series Specifications

General

Brand	IBM
Model	N51 Series
Category	Laptop
Language	English