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
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...