Lenovo ThinkPad X12 Detachable Gen 1 Hardware Maintenance Manual page 42

Table 2. Numeric error codes (continued)
Symptom or error
0271
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.
2100
Detection error on HDD0 (Main HDD)
2101
Detection error on SSD1 (M.2)
2102
Detection error on SSD2 (M.2)
2110
Read error on HDD0 (Main HDD)
2111
Read error on SSD1 (M.2)
2112
Read error on SSD2 (M.2)
2200
Machine Type and Serial Number are invalid.
2201
Machine UUID is invalid.
2202
Brand Name is invalid.
2203
System configuration is invalid.
2204
System configuration data is invalid.
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ThinkPad X12 Detachable Gen 1 Hardware Maintenance Manual
FRU or action, in sequence
Neither the date nor the time is set in the
computer. Set the date and time, using the
ThinkPad Setup program.
1. Remove wireless network card.
2. System board
Remove all but the reader that you set up for the
authentication.
1. Reseat the hard disk drive.
2. Hard disk drive
3. System board
1. Reseat the M.2 solid-state drive.
2. M.2 solid-state drive
3. System board
1. Reseat the M.2 solid-state drive.
2. M.2 solid-state drive
3. System board
1. Reseat the hard disk drive.
2. Hard disk drive
3. System board
1. Reseat the M.2 solid-state drive.
2. Main M.2 solid-state drive
3. System board
1. Reseat the M.2 solid-state drive.
2. Main M.2 solid-state drive
3. System board
System board
System board
Have the computer serviced.
Have the computer serviced.
Have the computer serviced.