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Table 2. Numeric error codes (continued)
Symptom or error
FRU or action, in sequence
0270
Real-time clock error.
1. Charge the backup battery for more 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
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 conguration used.
1. Load “Setup Default” in BIOS Setup Utility.
2. DIMM.
3. System board.
02B2
Incorrect drive A type.
1. Diskette drive.
2. External FDD cable.
3. I/O card.
02D0
System cache error.
02F0
CPU ID:xx Failed.
1. CPU.
2. System board.
02F4
EISA CMOS not writable.
1. Load Setup Defaults in BIOS Setup Utility.
2. Replace the backup battery.
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.
1801
Attached docking station is not supported
Shut down the computer and remove it from the
docking station.
1802
Unauthorized network card is plugged in—Turn off and
remove the miniPCI network card.
1. Remove Mini PCI network card.
2. System board.
1803
Unauthorized daughter card is plugged in—Turn off and
remove the daughter card.
1. Remove the daughter card that you installed.
2. System board.
1804
Unauthorized WAN card is plugged in—Power off and
remove the WAN card.
1. Remove the WAN card that you installed.
2. System board.
1805
Unauthorized Wireless USB card is plugged in—Power off
and remove the Wireless USB card.
1. Remove the Wireless USB card that you installed.
2. System board.
Chapter 4. Related service information 53