Beep
Symptom
FRU/Action
2-2-4
CMOS
configuration
info
validation
failed
1.
Battery
2.
System
Board
2-3-1
Screen
initialization
failed
1.
Jumper
on
J28
2.
System
Board
2-3-2
Screen
memory
failed
1.
System
Board
2-3-3
Screen
retrace
failed
1.
System
Board
1-2
Search
for
video
ROM
failed
1.
System
Board
All
other
beep
code
sequences
1.
System
Board
Continuous
beep
1.
System
Board
Repeating
short
beeps
1.
Keyboard
stuck
key
2.
Keyboard
Cable
3.
System
Board
Chapter
7.
Symptom-to-FRU
Index
71
Summary of Contents for ThinkCentre 8127
Page 1: ...ThinkCentre Hardware Maintenance Manual Types 8127 8183 8184 8320 8416 8417 8418 8419 and 8429...
Page 2: ......
Page 3: ...ThinkCentre Hardware Maintenance Manual Types 8127 8183 8184 8320 8416 8417 8418 8419 and 8429...
Page 16: ...10 Hardware Maintenance Manual...
Page 24: ...18 Hardware Maintenance Manual...
Page 96: ...90 Hardware Maintenance Manual...
Page 158: ...152 Hardware Maintenance Manual...
Page 169: ...Chapter 10 Related service information 163...
Page 170: ...164 Hardware Maintenance Manual...
Page 171: ...Chapter 10 Related service information 165...
Page 172: ...166 Hardware Maintenance Manual...
Page 173: ...Chapter 10 Related service information 167...
Page 174: ...168 Hardware Maintenance Manual...
Page 175: ...Chapter 10 Related service information 169...
Page 176: ...170 Hardware Maintenance Manual...
Page 186: ...180 Hardware Maintenance Manual...
Page 187: ...Chapter 10 Related service information 181...
Page 188: ...182 Hardware Maintenance Manual...
Page 195: ......
Page 196: ...Part Number 74P2660 Printed in USA 1P P N 74P2660...