Lenovo ThinkPad R50 Hardware Maintenance Manual (HMM) - Page 60

Utility - cmos battery

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Symptom-to-FRU index Symptom or error 0220 Monitor type error-Monitor type does not match the one specified in CMOS. 0230 Shadow RAM error-Shadow RAM fails at offset nnnn. 0231 System RAM error-System RAM fails at offset nnnn. 0232 Extended RAM error- Extended RAM fails at offset nnnn. 0250 System battery error-System battery is dead. 0251 System CMOS checksum bad- Default configuration used. 0252 Password checksum bad-The password is cleared. 0260 System timer error. 0270 Real-time clock error. 0271 Date and time error-Neither the date nor the time is set in the computer. 0280 Previous boot incomplete- Default configuration used. 02F5 DMA test failed. 02F6 Software NMI failed 02F7 Fail-safe timer NMI failed 1802 Unauthorized network card is plugged in-Turn off and remove the miniPCI network card. FRU or action, in sequence Load Setup Defaults in BIOS Setup Utility. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. Replace the backup battery and run BIOS Setup Utility to reset the time and date. Replace the backup battery and run BIOS Setup Utility to reset the time and date. Reset the password by running BIOS Setup Utility. 1. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 2. System board. 1. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 2. System board. Run BIOS Setup Utility to reset the time and date. 1. Load "Setup Default" in BIOS Setup Utility. 2. DIMM. 3. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. Remove Mini PCI network card. 2. System board. 56 R50/R50p, R51 Series

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Symptom
or
error
FRU
or
action,
in
sequence
0220
Monitor
type
error—Monitor
type
does
not
match
the
one
specified
in
CMOS.
Load
Setup
Defaults
in
BIOS
Setup
Utility.
0230
Shadow
RAM
error—Shadow
RAM
fails
at
offset
nnnn.
System
board
.
0231
System
RAM
error—System
RAM
fails
at
offset
nnnn.
1.
DIMM
.
2.
System
board.
0232
Extended
RAM
error—
Extended
RAM
fails
at
offset
nnnn.
1.
DIMM
.
2.
System
board.
0250
System
battery
error—System
battery
is
dead.
Replace
the
backup
battery
and
run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
0251
System
CMOS
checksum
bad—
Default
configuration
used.
Replace
the
backup
battery
and
run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
0252
Password
checksum
bad—The
password
is
cleared.
Reset
the
password
by
running
BIOS
Setup
Utility.
0260
System
timer
error.
1.
Replace
the
backup
battery
and
run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
2.
System
board.
0270
Real-time
clock
error.
1.
Replace
the
backup
battery
and
run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
2.
System
board.
0271
Date
and
time
error—Neither
the
date
nor
the
time
is
set
in
the
computer.
Run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
0280
Previous
boot
incomplete—
Default
configuration
used.
1.
Load
“Setup
Default”
in
BIOS
Setup
Utility
.
2.
DIMM.
3.
System
board.
02F5
DMA
test
failed.
1.
DIMM
.
2.
System
board.
02F6
Software
NMI
failed
1.
DIMM
.
2.
System
board.
02F7
Fail-safe
timer
NMI
failed
1.
DIMM
.
2.
System
board.
1802
Unauthorized
network
card
is
plugged
in—Turn
off
and
remove
the
miniPCI
network
card.
1.
Remove
Mini
PCI
network
card.
2.
System
board.
Symptom-to-FRU
index
56
R50/R50p,
R51
Series