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If you still encounter the same problem after you restart your tablet, reset your tablet and restart it again,
you can perform a factory data reset operation. For more information, refer to “Resetting your tablet to
the factory default settings” on page 37.
Error messages
Message: 0177: Bad SVP data, stop POST task.
Solution: Checksum of the supervisor password in the EEPROM is not correct. The system board should
be replaced. Have the tablet serviced.
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. Enter ThinkPad Setup to
check Security settings, and restart the system. If you still have a problem, have the tablet serviced.
Message: 0187: EAIA data access error
Solution: The access to EEPROM is failed. Have the tablet 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 tablet serviced.
Message: 0189: Invalid RFID conguration information area
Solution: The EEPROM checksum is not correct (block # 4 and 5). The system board should be replaced,
and the UUID needs to be reinstalled. Have the tablet serviced.
Message: 0190: Critical low-battery error
Solution: The tablet turned off, because the battery is low. Connect the ac power adapter to the tablet
and charge the battery.
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 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.
Conrm the supervisor password and try again. To clear the error, enter the ThinkPad Setup.
Message: 2200: Machine Type and Serial Number are invalid.
Solution: Machine Type and Serial Number are invalid. Have the tablet serviced.
Message: 2201: Machine UUID is invalid.
Solution: Machine UUID is invalid. Have the tablet serviced.
Chapter 8. Troubleshooting problems 57