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Table 2. Numeric error codes (continued)
Symptom or error (beeps, if any)
0271
Real-Time Clock Error. Check Date and Time settings.
1802
Unauthorized network card is plugged in - Turn off and
remove the network card.
1820
More than one external fingerprint reader is attached.
Power off and remove all but the reader that you set up
within your main operating system.
2000
ThinkVantage Active Protection sensor diagnostics failed.
2100
Detection error on HDD0 (Main HDD)
2101
Detection error on HDD1 (Ultrabay HDD)
2102
Detection error on HDD2 (Mini SATA)
2110
Read error on HDD0 (Main HDD)
2111
Read error on HDD1 (Ultrabay HDD)
2112
Read error on HDD2 (Mini SATA)
2200
Machine Type and Serial Number are invalid.
2201
Machine UUID is invalid
Error messages
Table 3. Error messages
Symptom or error (beeps, if any)
Fan error.
(four short beeps, one long beep)
Thermal sensing error.
FRU or action, in sequence
1. Run ThinkPad Setup to reset the time and date
2. Replace the coin-cell battery and run the ThinkPad
Setup program to reset the time and date.
1. Remove the network card.
2. Replace the system board.
Remove all but the reader that you set up for the
authentication
Have the computer serviced.
1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
1. Reseat the hard disk drive.
®
2. Replace the Ultrabay
3. Replace the system board.
1. Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
1. Reseat the hard disk drive.
2. Replace the Ultrabay hard disk drive.
3. Replace the system board.
1. Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
Replace the system board.
Replace the system board.
FRU or action, in sequence
1. Replace the fan.
2. Apply thermal grease.
3. Replace the system board.
Replace the system board.
Chapter 4
hard disk drive.
.
Related service information
43
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