Lenovo ThinkPad X40 User Manual - Page 69

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Symptom-to-FRU index Symptom or error FRU or action, in sequence 0270 Real time clock error-Real-Time Clock fails BIOS hardware test 1. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 2. System board. 0271 Date and time error-BIOS found date or time out of range and reset the Real-Time Clock. 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. 0281 Memory Size found by POST differed from CMOS-Memory Size found by POST differed from CMOS 1. Enter here. 02B0 Diskette drive A error-Drive A: is present but fails the BIOS POST diskette tests. Check to see that the drive is defined with the proper diskette type in Setup and that the diskette drive is attached correctly. 02B1 Diskette drive B error-Drive B: is present but fails the BIOS POST diskette tests. Check to see that the drive is defined with the proper diskette type in Setup and that the diskette drive is attached correctly. 02B2 Incorrect drive A type-Type of floppy drive A: not correctly identified in Setup. 1. Diskette drive. 2. External FDD cable. 3. I/O card. 4. Run setup 02B3 Incorrect drive B type-Type of floppy drive B: not correctly identified in Setup. 1. Diskette drive. 2. External FDD cable. 3. I/O card. 4. Run setup 02D0 System cache error.-RAM cache failed and BIOS disabled the cache On older boards, check the cache jumpers. You may have to replace the cache (continued) ThinkPad X40 series 65

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Symptom
or
error
FRU
or
action,
in
sequence
0270
Real
time
clock
error—Real-Time
Clock
fails
BIOS
hardware
test
1.
Replace
the
backup
battery
and
run
BIOS
Setup
Utility
to
reset
the
time
and
date
.
2.
System
board.
0271
Date
and
time
error—BIOS
found
date
or
time
out
of
range
and
reset
the
Real-Time
Clock.
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.
0281
Memory
Size
found
by
POST
differed
from
CMOS—Memory
Size
found
by
POST
differed
from
CMOS
1.
Enter
here
.
02B0
Diskette
drive
A
error—Drive
A:
is
present
but
fails
the
BIOS
POST
diskette
tests.
Check
to
see
that
the
drive
is
defined
with
the
proper
diskette
type
in
Setup
and
that
the
diskette
drive
is
attached
correctly.
02B1
Diskette
drive
B
error—Drive
B:
is
present
but
fails
the
BIOS
POST
diskette
tests.
Check
to
see
that
the
drive
is
defined
with
the
proper
diskette
type
in
Setup
and
that
the
diskette
drive
is
attached
correctly.
02B2
Incorrect
drive
A
type—Type
of
floppy
drive
A:
not
correctly
identified
in
Setup.
1.
Diskette
drive
.
2.
External
FDD
cable.
3.
I/O
card.
4.
Run
setup
02B3
Incorrect
drive
B
type—Type
of
floppy
drive
B:
not
correctly
identified
in
Setup.
1.
Diskette
drive
.
2.
External
FDD
cable.
3.
I/O
card.
4.
Run
setup
02D0
System
cache
error.—RAM
cache
failed
and
BIOS
disabled
the
cache
On
older
boards,
check
the
cache
jumpers.
You
may
have
to
replace
the
cache
(continued)
Symptom-to-FRU
index
ThinkPad
X40
series
65