Lenovo 0596A28 User Manual - Page 41

Run BIOS Setup Utility ThinkPad Setup for ThinkPad, Load Setup Default in BIOS Setup Utility

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Table 2. Numeric error codes (continued) Symptom or error (beeps, if any) FRU or action, in sequence 0251 System CMOS checksum bad-Default configuration used. (two short beeps) 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 (ThinkPad Setup for ThinkPad X120e) to reset the time and date. 0254 System NV7 Volume checksum bad-Default configuration used (two short beeps) Turn off the computer and discharge CMOS. Then restart the computer. 0260 System timer error. (two short beeps) 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 (ThinkPad Setup for ThinkPad X120e) to reset the time and date. 3. System board. 0270 Real-time clock error. (two short beeps) 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 (ThinkPad Setup for ThinkPad X120e) to reset the time and date. 3. System board. 0271 Date and time error- either the date nor the time is set in the computer. (two short beeps) Run BIOS Setup Utility (ThinkPad Setup for ThinkPad X120e) to reset the time and date. 0280 Previous boot incomplete-Default configuration used. (two short beeps) 1. Load "Setup Default" in BIOS Setup Utility (ThinkPad Setup for ThinkPad X120e). 2. DIMM. 3. System board. 02D0 System cache error. (two short beeps) 1. CPU. 2. System board. 02F0 CPU ID:xx Failed. 1. CPU. 2. System board. 02F5 DMA test failed. (two short beeps) 1. DIMM. 2. System board. 02F6 Software NMI failed (two short beeps) 1. DIMM. 2. System board. 02F7 Fail-safe timer NMI failed (two short beeps) 1. DIMM. 2. System board. 1802 Unauthorized network card is plugged in-Turn off and remove the miniPCI network card. (two short beeps) 1. Remove the Mini PCI network card. 2. System board. 1804 Unauthorized WAN card is plugged in-Power off and remove the WAN card. 1. Remove the wireless WAN card. 2. System board. Chapter 4. Related service information 35

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Table 2. Numeric error codes (continued)
Symptom or error (beeps, if any)
FRU or action, in sequence
0251
System CMOS checksum bad—Default configuration
used.
(two short beeps)
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 (ThinkPad Setup for ThinkPad X120e) to reset
the time and date.
0254
System NV7 Volume checksum bad—Default
configuration used
(two short beeps)
Turn off the computer and discharge CMOS. Then
restart the computer.
0260
System timer error.
(two short beeps)
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 (ThinkPad Setup for ThinkPad X120e) to reset
the time and date.
3. System board.
0270
Real-time clock error.
(two short beeps)
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 (ThinkPad Setup for ThinkPad X120e) to reset
the time and date.
3. System board.
0271
Date and time error— either the date nor the time is set in
the computer.
(two short beeps)
Run BIOS Setup Utility (ThinkPad Setup for ThinkPad
X120e) to reset the time and date.
0280
Previous boot incomplete—Default configuration used.
(two short beeps)
1.
Load “Setup Default” in BIOS Setup Utility
(ThinkPad Setup for ThinkPad X120e).
2. DIMM.
3. System board.
02D0
System cache error.
(two short beeps)
1.
CPU.
2. System board.
02F0
CPU ID:xx Failed.
1.
CPU.
2. System board.
02F5
DMA test failed.
(two short beeps)
1.
DIMM.
2. System board.
02F6
Software NMI failed
(two short beeps)
1.
DIMM.
2. System board.
02F7
Fail-safe timer NMI failed
(two short beeps)
1.
DIMM.
2. System board.
1802
Unauthorized network card is plugged in—Turn off and
remove the miniPCI network card.
(two short beeps)
1.
Remove the Mini PCI network card.
2. System board.
1804
Unauthorized WAN card is plugged in—Power off and
remove the WAN card.
1.
Remove the wireless WAN card.
2. System board.
Chapter 4
.
Related service information
35