Lenovo ThinkPad Edge E431 Hardware Maintenance Manual - Page 47

Reseat the Mini SATA device., Real-Time Clock Error. Check Date and Time settings.

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Table 2. Numeric error codes (continued) Symptom or error (beeps, if any) 0251 System CMOS checksum bad - Default configuration used. 0253 EFI Variable Block Data was destroyed. FRU or action, in sequence 1. Charge the backup battery for more than 8 hours by connecting the ac power adapter. 2. Replace the backup battery and run the ThinkPad Setup program to reset the time and date. 1. Run ThinkPad Setup to reconfigure the settings. 2. Replace the system board. 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 1. Run ThinkPad Setup to reset the time and date 2. Replace the backup 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® 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. 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. 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
0251
System CMOS checksum bad - Default configuration
used.
1.
Charge the backup battery for more than 8 hours
by connecting the ac power adapter.
2. Replace the backup battery and run the ThinkPad
Setup program to reset the time and date.
0253
EFI Variable Block Data was destroyed.
1.
Run ThinkPad Setup to reconfigure the settings.
2. Replace the system board.
0271
Real-Time Clock Error. Check Date and Time settings.
1.
Run ThinkPad Setup to reset the time and date
2. Replace the backup battery and run the ThinkPad
Setup program to reset the time and date.
1802
Unauthorized network card is plugged in - Turn off and
remove the network card.
1.
Remove the network card.
2. Replace the system board.
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.
Remove all but the reader that you set up for the
authentication
2000
ThinkVantage Active Protection sensor diagnostics failed.
Have the computer serviced.
2100
Detection error on HDD0 (Main HDD)
1.
Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
2101
Detection error on HDD1 (Ultrabay HDD)
1.
Reseat the hard disk drive.
2. Replace the Ultrabay
®
hard disk drive.
3. Replace the system board.
2102
Detection error on HDD2 (Mini SATA)
1.
Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
2110
Read error on HDD0 (Main HDD)
1.
Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
2111
Read error on HDD1 (Ultrabay HDD)
1.
Reseat the hard disk drive.
2. Replace the Ultrabay hard disk drive.
3. Replace the system board.
2112
Read error on HDD2 (Mini SATA)
1.
Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
2200
Machine Type and Serial Number are invalid.
Replace the system board.
2201
Machine UUID is invalid
Replace the system board.
Chapter 4
.
Related service information
41