02F4

1.

Load Setup Defaults in

 

EISA CMOS not writable.

 

IBM BIOS Setup

 

Utility.Replace the backup

 

 

 

 

battery.

 

2.

System board.

 

 

 

02F5

1.

DIMM.

 

DIMM test failure

2.

System board.

 

 

 

 

 

02F6

1.

DIMM.

 

Software NMI failure

2.

System board.

 

 

 

 

 

02F7

1.

DIMM.

 

Fail-safe timer NMI failure

2.

System board.

 

 

 

 

 

Error messages

Symptom or error

FRU or action, in sequence

 

 

 

Device address conflict

1.

Load Setup Defaults in

 

 

 

IBM BIOS Setup Utility.

 

2.

Backup battery.

 

3.

System board.

 

 

 

Allocation error for device

1.

Load Setup Defaults in

 

 

 

IBM BIOS Setup Utility.

 

2.

Backup battery.

 

3.

System board.

 

 

 

Failing bits: nnnn

1.

DIMM.

 

 

2.

System board.

 

 

 

Invalid system configuration

1.

DIMM.

data

2.

System board.

 

 

 

 

I/O device IRQ conflict

1.

Load Setup Defaults in

 

 

 

IBM BIOS Setup Utility.

 

2.

Backup battery.

 

3.

System board.

 

 

 

Operating system not found

1.

Enter IBM BIOS Setup

 

 

 

Utility and see whether

 

 

the hard disk drive and

 

 

the diskette drive are

 

 

properly identified.

 

2.

Diskette drive.

 

3.

Hard disk drive.

 

4.

System board.

 

 

 

50ThinkPad X20, X21, X22, X23, X24

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IBM X21, X23, X24, X22, X20 manual Error messages