Lenovo Ideapad E490 Hardware Maintenance Manual page 45

Table 2. 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.
0271
Check Date and Time settings.
1802
Unauthorized network card is plugged in—Power off and
remove the network card.
1820
More than one external fingerprint reader are 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 M.2 main Slot (SSD0)
2101
Detection error on M.2 Main Slot (Storage Device0)
2102
Detection error on Main HDD (HDD0)
2110
Read error on M.2 Main Slot (SSD0)
2111
Read error on M.2 Main Slot (Storage Device0)
2112
Read error on Main HDD (HDD0)
2200
Machine Type and Serial Number are invalid.
2201
Machine UUID is invalid
38
E490 and R490 Hardware Maintenance Manual
FRU or action, in sequence
1. Run the ThinkPad Setup program, and then save
current setting by pressing F10.
2. Replace the system board.
1. Run the ThinkPad Setup program. The retry count
will be reset. Then save the current settings by
pressing F10.
2. Replace the system board.
1. Charge the coin-cell battery for more than 8 hours
by connecting the ac adapter.
2. Replace the coin-cell battery and run ThinkPad Setup
to reset the time and date.
1. Run ThinkPad Setup to reset the time and date
2. Replace the coin-cell battery and run ThinkPad Setup
to reset the time and date.
1. Remove 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 M.2 solid-state drive.
2. Replace the M.2 solid-state drive.
3. Replace the system board.
1. Reseat the M.2 solid-state drive.
2. Replace the M.2 solid-state drive.
3. Replace the system board.
1. Reseat the main hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
1. Reseat the M.2 solid-state drive.
2. Replace the M.2 solid-state drive.
3. Replace the system board.
1. Reseat the M.2 solid-state drive.
2. Replace the M.2 solid-state drive.
3. Replace the system board.
1. Reseat the main hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
Replace the system board.
Replace the system board.