Error  messages 
 
Symptom  or  error  FRU  or  action,  in  sequence 
Device  address  conflict.  1.  Load  “Setup  Defaults”  in 
IBM  BIOS  Setup  Utility. 
2.  Backup  battery. 
3.  System  board. 
Allocation  error  for  device.  1.  Load  “Setup  Defaults”  in 
IBM  BIOS  Setup  Utility. 
2.  Backup  battery. 
3.  System  board. 
Failing  bits:  nnnn.  1.  DIMM. 
2.  System  board. 
Invalid  system  configuration 
data. 
1.  DIMM. 
2.  System  board. 
I/O  device  IRQ  conflict.  1.  Load  “Setup  Defaults”  in 
IBM  BIOS  Setup  Utility. 
2.  Backup  battery. 
3.  System  board. 
Operating  system  not  found.  1.  Check  that  the  operating 
system  has  no  failure  and  is 
installed  correctly. 
2.  Enter  IBM  BIOS  Setup 
Utility  and  see  whether 
the  hard  disk  drive  and 
the  diskette  drive  are 
properly  identified. 
3.  Reseat  the  hard  disk  drive. 
4.  Reinstall  the  operating 
system. 
5.  Diskette  drive. 
6.  Hard  disk  drive. 
7.  System  board. 
Hibernation  error.  1.  Restore  the  system 
configuration  to  what  it 
was  before  the  computer 
entered  hibernation  mode. 
2.  If  memory  size  has  been 
changed,  re-create  the 
hibernation  file. 
Fan  error.  Fan. 
Thermal  sensing  error.  System  board. 
Authentication  of  system 
services  failed.  Press  <Esc>  to 
resume. 
The  IBM  Predesktop  Area  in 
the  hard  disk  drive  is 
corrupted.  Restore  it  from  a 
recovery  CD. 
CD  ROM  drive  1.  DIMM. 
2.  System  board. 
Entering  SETUP  1.  DIMM. 
2.  System  board.
 
(continued) 
Symptom-to-FRU  index  
66  MT  2369/2370/2371/2372/2382/2386