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
System
Board
2-3-3
Screen
retrace
failed
System
Board
1-2
Search
for
video
ROM
failed
System
Board
All
other
beep
code
sequences
System
Board
Continuous
beep
System
Board
Repeating
short
beeps
1.
Keyboard
stuck
key
2.
Keyboard
Cable
3.
System
Board
90
Hardware
Maintenance
Manual
Summary of Contents for THINKCENTER 8128
Page 2: ......
Page 16: ...10 Hardware Maintenance Manual...
Page 20: ...14 Hardware Maintenance Manual...
Page 30: ...1 USB connector 2 USB connector 24 Hardware Maintenance Manual...
Page 32: ...1 USB connector 2 USB connector 26 Hardware Maintenance Manual...
Page 39: ...Chapter 6 Replacing FRUs 33...
Page 74: ...68 Hardware Maintenance Manual...
Page 124: ...118 Hardware Maintenance Manual...
Page 263: ...Chapter 10 Related service information 257...
Page 264: ...258 Hardware Maintenance Manual...
Page 265: ...Chapter 10 Related service information 259...
Page 266: ...260 Hardware Maintenance Manual...
Page 267: ...Chapter 10 Related service information 261...
Page 268: ...262 Hardware Maintenance Manual...
Page 269: ...Chapter 10 Related service information 263...
Page 270: ...264 Hardware Maintenance Manual...
Page 280: ...274 Hardware Maintenance Manual...
Page 281: ...Chapter 10 Related service information 275...
Page 282: ...276 Hardware Maintenance Manual...
Page 289: ......
Page 290: ...Part Number 74P2661 Printed in USA 1P P N 74P2661...