Filter
Top Products
Solution: Checksum of the Security settings in the EFI Variable is not correct. Enter ThinkPad Setup
to check security settings, Press F10 and then press Enter to restart the system. If you still have a
problem, have the computer serviced.
• 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 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: 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: System CMOS has been corrupted or modied incorrectly, perhaps by an application program
that changes data stored in CMOS. The BIOS installed Default Setup Values. If you do not want these
values, enter Setup and enter your own values. If the error persists, check the system battery or contact
your dealer.
• Message: 0271: Real Time Clock Error - Check Date and Time settings.
Solution: BIOS found date or time out of range and reset the Real-Time Clock. May require setting
legal date (1991-2099).
• Message: 1802: Unauthorized network card is plugged in - Power off and remove the network card.
Solution: The 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)
Solution: The hard disk is not working. Have the hard disk serviced.
• Message: 2101: Detection error on HDD1 (Ultrabay HDD)
Solution: The hard disk is not working. Have the hard disk serviced.
• Message: 2102: Detection error on HDD2 (Mini SATA)
Solution: The Mini SATA device is not working. Have the Mini SATA device serviced.
• Message: 2110: Read error on HDD0 (Main HDD)
Solution: The hard disk is not working. Have the hard disk serviced.
• Message: 2111: Read error on HDD1 (Ultrabay HDD)
Solution: The hard disk is not working. Have the hard disk serviced.
Chapter 10. Troubleshooting computer problems 117