Solution: Checksum of the CRC2 setting in the EEPROM is not correct. Press F1 to go to ThinkPad Setup. Press F9 and then press Enter to load the default setting. Press F10 and then press Enter to restart the system.
•Message: 0183: Bad CRC of Security Settings in EFI Variable. Enter ThinkPad Setup.
Solution: Checksum of the Security settings in the EFI Variable is not correct. Press F1 to go to ThinkPad Setup. Press F9 and then press Enter to load the default setting. Press F10 and then press Enter to restart the system.
•Message: 0187: EAIA data access error
Solution: The access to EEPROM is failed. Have the computer serviced.
•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 configuration 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
Solution: The computer turned off, because the battery is low. Connect the ac power adapter to the computer and charge the battery.
•Message: 0191: System Security - Invalid remote change requested.
Solution: The system configuration change has failed. Confirm the operation and try again. To clear the error, enter the ThinkPad Setup.
•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. Confirm the supervisor password and try again. To clear the error, enter the ThinkPad Setup.
•Message: 0251: System CMOS checksum bad
Solution: The system CMOS might have been corrupted by a program. The computer uses the default settings. Run ThinkPad Setup to reconfigure 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. The computer uses the default settings. Run ThinkPad Setup to reconfigure the settings. If you still see the same error code, have the computer serviced.
•Message: 0271: Date and time error
Solution: Neither the date nor the time is set in the computer. Set the date and time, using the ThinkPad Setup.
•Message: 2000: ThinkVantage Active Protection sensor diagnostics failed.
Solution: Have the computer serviced.
•Message: 2100: Initialization error on HDD0 (Main HDD)
Solution: The hard disk drive is not working. Have the hard disk drive serviced.
