• Message: 0188: Invalid RFID Serialization Information Area
Solution: The EEPROM checksum is not correct (block # 0 and 1). The system board should be replaced,
and the box serial number needs to be reinstalled. Have the computer serviced.
• Message: 0189: Invalid RFID conguration information area
Solution: The EEPROM checksum is not correct (block # 4 and 5). The system board should be replace,
and the UUID needs to be reinstalled. Have the computer serviced.
• Message: 0190: Critical low-battery error
Solution: The computer turned off, because the battery is low. Connect the ac power adapter to the
computer and charge the battery, or replace the battery with a fully charged one.
• Message: 0191: System Security - Invalid remote change requested
Solution: The system conguration change has failed. Conrm the operation and try again. To clear the
error, enter ThinkPad Setup.
• Message: 0192: System Security - Embedded Security hardware tamper detected
Solution: The Security Chip has been replaced with a different one. Have the computer serviced.
• Message: 0199: System Security - Security password retry count exceeded.
Solution: This message is displayed if you enter a wrong supervisor password more than three times.
Conrm the supervisor password and try again. To clear the error, enter ThinkPad Setup.
• Message: 0251: System CMOS checksum bad - Default conguration used
Solution: The system CMOS might have been corrupted by an application program. The computer uses
the default settings. Run ThinkPad Setup to recongure the settings. If you still see the same error code,
have the computer serviced.
• Message: 0253: EFI Variable Block Data was destroyed.
Solution: The system EFI Variable Block Data might have been corrupted.
1. Press F1 to enter ThinkPad Setup.
Press F9 and then press Enter to load the default setting.
2. Press F10 and then press Enter to restart the system.
If you still have a problem, have the computer serviced.
• Message: 0271: Check date and time settings
Solution: Neither the date nor the time is set in the computer. Set the date and time, using ThinkPad
Setup.
• Message: 1802: Unauthorized network card is plugged in - Power off and remove the network card.
Solution: The mini PCI Express network card is not supported on this computer. Remove it.
• Message: 1820: More than one external ngerprint readers are attached.
Solution: Power off and remove all but the reader that you set up within your main operating system.
• Message: 2000: ThinkVantage Active Protection sensor diagnostics failed.
Solution: ThinkVantage Active Protection sensor is not working correctly. Have the computer serviced.
• Message: 2100: Detection error on HDD0 (Main HDD)
230 User Guide