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IBM A40I TYPE 2271 User Manual

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Beep symptoms 
Beep symptoms are short tones or a series of short tones separated by pauses 
(intervals without sound). See the following examples. 
 
Beeps 
Description 
1-2-X 
v 
 
 
One beep 
v 
 
 
A pause (or break) 
v 
 
 
Two beeps 
v 
 
 
A pause (or break) 
v 
 
 
Any number of breaks 
4 
Four continuous beeps 
  
 
Use the following table to diagnose beep symptoms. 
 
Beep Symptom 
FRU/Action 
1-1-3 
CMOS read-write error 
1.   
Run Setup 
2.   
System Board 
1-1-4 
ROM BIOS check error 
1.   
System Board 
1-2-X 
DMA error 
1.   
System Board 
1-3-X 
1.   
Memory Module 
2.   
System Board 
1-4-4 
1.   
Keyboard 
2.   
System Board 
1-4-X 
Error detected in first 64 KB of RAM 
1.   
Memory Module 
2.   
System Board 
2-1-1
, 2-1-2 
1.   
Run Setup 
2.   
System Board 
2-1-X 
First 64 KB of RAM failed 
1.   
Memory Module 
2.   
System Board 
2-2-2 
1.   
Video Adapter (if installed) 
2.   
System Board 
2-2-X 
First 64 KB of RAM failed 
1.   
Memory Module 
2.   
System Board 
2-3-X 
1.   
Memory Module 
2.   
System Board 
2-4-X 
1.   
Run Setup 
2.   
Memory Module 
3.   
System Board 
3-1-X 
DMA register failed 
1.   
System Board 
3-2-4 
Keyboard controller failed 
1.   
System Board 
2.   
Keyboard 
 
 
Chapter 6. Symptom-to-FRU Index 
57