Beep Symptom
FRU/Action
3-3-4
Screen initialization failed.
1. Video Adapter
(if installed)
2. System Board
3. Display
3-4-1
Screen retrace test detected
an error.
1. Video Adapter
(if installed)
2. System Board
3. Display
3-4-2
POST is searching for video
ROM.
1. Video Adapter
(if installed)
2. System Board
4
1. Video Adapter
(if installed)
2. System Board
All other beep code
sequences.
1. System Board
One long and one short
beep during POST.
Base 640 KB memory error
or shadow RAM error.
1. Memory Module
2. System Board
One long beep and two or
three short beeps during
POST.
(Video error)
1. Video Adapter
(if installed)
2. System Board
Three short beeps during
POST.
1. See “System board
memory” on
page 348.
2. System Board
Continuous beep.
1. System Board
Repeating short beeps.
1. Keyboard stuck key?
2. Keyboard Cable
3. System Board
No beep symptoms
Note
Type 6868/6878 computer defaults to come up quiet
(No beep and no memory count and checkpoint code
display) when no errors are detected by POST.
To enable Beep and memory count and checkpoint
code display when a successful POST occurs:
Enable Power on Status in setup. See “Setup
Utility program” on page 329.
Symptom/Error
FRU/Action
No beep during POST but
computer works correctly.
1. System Board
362
IBM PC 300/IntelliStation/Aptiva Vol 2 HMM
Summary of Contents for 300 Series 6268
Page 2: ......
Page 8: ...vi IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 72: ...Input Output connectors 1 1 2 2 62 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 74: ...Front bezel EMC shield 64 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 87: ...System board layout 321 31 PC 300 6268 6278 6288 6338 Aptiva 2173 77...
Page 120: ...Notes 110 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 128: ...118 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 178: ...Front bezel EMC shield 168 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 184: ...System board layout 174 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 221: ...Notes PC 300 6563 6564 6574 Aptiva 2178 2198 211...
Page 234: ...224 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 237: ...Parts listing 304 Special tools 307 PC 300 6565 227...
Page 281: ...System board layout 12345678 OFF OFF 1234 PC 300 6565 271...
Page 312: ...Notes 302 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 313: ...Parts Type 6565 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 PC 300 6565 303...
Page 318: ...308 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 363: ...Bezel removal Top drive cage removal IntelliStation 6868 6878 353...
Page 367: ...System board layout 123 123 33 34 32 35 31 37 36 IntelliStation 6868 6878 357...
Page 399: ...Notes IntelliStation 6868 6878 389...
Page 413: ...Related Service Information 403...
Page 414: ...404 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 415: ...Related Service Information 405...
Page 425: ...Related Service Information 415...
Page 426: ...416 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 448: ...438 IBM PC 300 IntelliStation Aptiva Vol 2 HMM...
Page 449: ......
Page 450: ...IBM Part Number 09N8610 Printed in U S A S N 4 19 2...