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Table 1. Numeric error codes (continued)
Symptom or error
0191
System Security—Invalid Remote Change requested.
0199
System Security—Security password retry count
exceeded.
0251
System CMOS checksum bad—Default configuration
used.
0253
EFI Variable Block Data was destroyed.
0270
Real Time Clock Error—System Real Time Clock is not
functional.
0271
Check Date and Time settings—Neither the date nor the
time is set in the computer.
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
Active Protection sensor diagnostics failed.
2100
Detection error on HDD0 (Main HDD)
2110
Read error on HDD0 (Main HDD)
2200
Machine Type and Serial Number are invalid.
2201
Machine UUID is invalid.
Error messages
Table 2. Error messages
Symptom or error
Fan error
Thermal sensing error
FRU or action, in sequence
1. Run the ThinkPad Setup program, and then save
current setting by pressing F10.
2. System board
1. Run the ThinkPad Setup program, and then save
the current setting by pressing F10.
2. System board
Enter ThinkPad Setup program to reconfigure the
settings.
Enter ThinkPad Setup program to load the default
settings.
Have the computer serviced.
Set the date and time, using ThinkPad Setup.
1. Remove wireless network card.
2. System board
Remove all but the reader that you set up for the
authentication.
System board
1. Reseat the hard disk drive.
2. Main hard disk drive
3. System board
1. Reseat the hard disk drive.
2. Main hard disk drive
3. System board
System board
System board
FRU or action, in sequence
1. Fan
2. Thermal grease
3. System board
System board
Chapter 4
.
Related service information
41
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