Lenovo ThinkPad Edge 11 Hardware Maintenance Manual - Page 47

Error messages, Press F1 to enter BIOS Setup Utility. Press F9, - fan error

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Table 2. Numeric error codes (continued) Symptom or error (beeps, if any) FRU or action, in sequence 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 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 to reset the time and date. 0280 Previous boot incomplete-Default configuration used. (two short beeps) 1. Load "Setup Default" in BIOS Setup Utility. 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. Error messages Table 3. Error messages Symptom or error (beeps, if any) Bad CRC2. Enter BIOS Setup Utility, and load Setup defaults. (two short beeps) Fan error. (four short beeps, one long beep) DRAM is unplugged. (one short beep, pause, three short beeps, pause, three short beeps, pause, one short beep.) FRU or action, in sequence Press F1 to enter BIOS Setup Utility. Press F9, and Enter to load the default setting. Then save the current setting by pressing F10, and restart the computer. 1. Fan. 2. Thermal grease. 3. System board. Memory card is not installed. Install memory card. Chapter 4. Related service information 41

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Table 2. Numeric error codes (continued)
Symptom or error (beeps, if any)
FRU or action, in sequence
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 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 to reset the time and date.
0280
Previous boot incomplete—Default configuration used.
(two short beeps)
1.
Load “Setup Default” in BIOS Setup Utility.
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.
Error messages
Table 3. Error messages
Symptom or error (beeps, if any)
FRU or action, in sequence
Bad CRC2. Enter BIOS Setup Utility, and load Setup
defaults.
(two short beeps)
Press F1 to enter BIOS Setup Utility. Press F9, and
Enter to load the default setting. Then save the current
setting by pressing F10, and restart the computer.
Fan error.
(four short beeps, one long beep)
1.
Fan
.
2. Thermal grease.
3. System board.
DRAM is unplugged.
(one short beep, pause, three short beeps, pause, three
short beeps, pause, one short beep.)
Memory card is not installed. Install memory card.
Chapter 4
.
Related service information
41