Lenovo ThinkPad L510 Hardware Maintenance Manual - Page 52

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

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Table 2. Numeric error codes (continued) Symptom or error (beeps, if any) 0270 Real-time clock error. (two short beeps) 0271 Date and time error-Neither the date nor the time is set in the computer. (two short beeps) 0280 Previous boot incomplete- Default configuration used. (two short beeps) 02D0 System cache error. (two short beeps) 02F0 CPU ID:xx Failed. 02F5 DMA test failed. (two short beeps) 02F6 Software NMI failed (two short beeps) 02F7 Fail-safe timer NMI failed (two short beeps) 1802 Unauthorized network card is plugged in-Turn off and remove the miniPCI network card. (two short beeps) FRU or action, in sequence 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. Run BIOS Setup Utility to reset the time and date. 1. Load "Setup Default" in BIOS Setup Utility. 2. DIMM. 3. System board. 1. CPU. 2. System board. 1. CPU. 2. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. Remove Mini PCI network 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. (four short beeps, pause, three short beeps, pause, one short beep, pause, one short beep) Install the DRAM. DRAM is not well plugged. (seven short beeps, one long beep, four short beeps, one long beep, one short beep, one long beep, one short beep, one long beep till forever.) Reinstall the DRAM. 46 Hardware Maintenance Manual

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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—Neither 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 Mini PCI network 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.
(four short beeps, pause, three short beeps, pause, one
short beep, pause, one short beep)
Install the DRAM.
DRAM is not well plugged.
(seven short beeps, one long beep, four short beeps, one
long beep, one short beep, one long beep, one short
beep, one long beep till forever.)
Reinstall the DRAM.
46
Hardware Maintenance Manual