IBM NETVISTA 2251 Hardware Maintenance Manual page 69

Beep Symptom
3-2-4
Keyboard controller failed
3-3-4
Screen initialization failed
3-4-1
Screen retrace test detected an error
3-4-2
POST is searching for video ROM
4
All other beep code sequences
One long and one short beep during POST.
Base 640 KB memory error or shadow RAM
error
One long beep and two or three short beeps
during POST.
(Video error)
Three short beeps during POST
Continuous beep
Repeating short beeps
FRU/Action
1. System Board
2. Keyboard
1. Video Adapter (if installed)
2. System Board
Display
1. Video Adapter (if installed)
2. System Board
3. Display
1. Video Adapter (if installed)
2. System Board
1. Video Adapter (if installed)
2. System Board
1. System Board
1. Memory Module
2. System Board
1. Video Adapter (if installed)
2. System Board
1. See "System board memory" on page
32.
2. System Board
1. System Board
1. Keyboard stuck key?
2. Keyboard Cable
3. System Board
Chapter 6. Symptom-to-FRU Index
61