Table 2. Numeric error codes (continued)

Symptom or error

FRU or action, in sequence

 

 

 

0250

1.

Charge the backup battery for more

System battery error—System battery is

 

than 8 hours by connecting the ac

dead.

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

 

 

0251

1.

Charge the backup battery for more

System CMOS checksum bad— Default

 

than 8 hours by connecting the ac

configuration used.

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

 

0252

Reset the password by running BIOS Setup

Password checksum bad—The password is

Utility.

cleared.

 

 

 

 

 

0260

1.

Charge the backup battery for more

System timer error.

 

than 8 hours by connecting the ac

 

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

3.

System board.

 

 

 

0270

1.

Charge the backup battery for more

Real-time clock error.

 

than 8 hours by connecting the ac

 

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

3.

System board.

 

 

0271

Run BIOS Setup Utility to reset the time

Date and time error—Neither the date nor

and date.

the time is set in the computer.

 

 

 

 

 

0280

1.

Load “Setup Default” in BIOS Setup

Previous boot incomplete— Default

 

Utility.

configuration used.

2.

DIMM.

 

3.

System board.

 

 

 

02F0

1.

CPU.

CPU ID:xx Failed.

2.

System board.

 

 

 

02F4

1.

Load Setup Defaults in BIOS Setup

EISA CMOS not writable.

 

Utility.

 

2.

Replace the backup battery.

 

3.

System board.

 

 

 

02F5

1.

DIMM.

DMA test failed.

2.

System board.

 

 

 

02F6

1.

DIMM.

Software NMI failed

2.

System board.

 

 

 

02F7

1.

DIMM.

Fail-safe timer NMI failed

2.

System board.

 

 

 

1802

1.

Remove Mini PCI network card.

Unauthorized network card is plugged

2.

System board.

in—Turn off and remove the miniPCI

 

 

network card.

 

 

 

 

 

1803

1.

Remove the daughter card that you

Unauthorized daughter card is plugged

 

installed.

in—Turn off and remove the daughter card.

2.

System board.

 

 

 

64ThinkPad T500 and W500 Hardware Maintenance Manual

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Lenovo W500 Than 8 hours by connecting the ac, Adapter, Charge the backup battery for more, Utility, Date, 02F0, 02F5