Desktop Computer Hardware Maintenance Manual
POST  Error  Code  FRU/Action 
Tape  Drive  amber  LED  remains  on 
1.  Tape  Drive 
2.  SCSI  Cable  (internal) 
3.  SCSI  Adapter  or  System  Board 
Tape  Drive  green  ″in  use″  LED  fails  to  come 
on 
1.  Tape  Drive 
2.  SCSI  Adapter  or  System  Board 
3.  SCSI  Cable  (internal) 
4.  SCSI  Cable  (external) 
Tape  automatically  ejected  from  drive 
1.  Tape  Cassette 
Drive 
SCSI  ID  on  rotary  switch  does  not  match 
SCSI  ID  set  in  configuration.  Verify  drive 
switches  inside  cover  are  set  to  zero 
1.  Rotary  Switch  Circuit  Board 
2.  Circuit  Board  Cable 
3.  Tape  Drive 
Tape  sticks  or  breaks  in  drive. 
Verify  that  the  tapes  used  meet  ANSI 
standard  X3B5 
1.  Tape  Cassette 
212XX 
1.  SCSI  Printer 
2.  Printer  Cable 
213XX 
1.  SCSI  Processor 
214XX 
1.  WORM  Drive 
215XXXC,  215XXXD,  215XXXE,  215XXXU 
If  an  external  device,  and  power-on  LED  is 
off,  check  external  voltages 
1.  CD-ROM  Drive  I 
2.  CD-ROM  Drive  II 
Enhanced  CD-ROM  Drive  II 
Any  CD-ROM  Drive 
3.  SCSI  Cable 
4.  SCSI  Adapter  or  System  Board 
216XX 
1.  Scanner 
217XX 
If  an  external  device,  and  power-on  LED  is 
off,  check  external  voltages 
1.  Rewritable  Optical  Drive 
2.  SCSI  Adapter  or  System  Board 
3.  SCSI  Cable 
218XX 
Check  for  multi  CD  tray  or  jukebox 
1.  Changer 
219XX 
1.  SCSI  Communications  Device 
24201Y0,  24210Y0 
Be  sure  wrap  plug  is  attached 
1.  ISDN/2  Adapter 
2.  ISDN/2  Wrap  Plug 
3.  ISDN/2  Communications  Cable 
273XX 
1.  1  Mbps  Micro  Channel
®
2.  Infrared  LAN  Adapter 
27501,  27503,  27506,  27507 
1.  ServerGuard  Adapter 
2.  System  Board 
3.  Riser  card 
27502,  27504,  27510,  27511,  27533,  27534, 
27536,  27537 
1.  ServerGuard  Adapter 
Chapter  7.  Symptom-to-FRU  Index  85










