Lenovo ThinkPad Edge E145, User Manual

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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 configuration 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 computer serviced.
• Message : 0190: Critical low-battery error.
Solution : The computer turns 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 configuration change has failed. Confirm the operation and try again. To clear the
error, enter the ThinkPad Setup program.
• 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 program.
• 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: Real time clock error.
Solution : Have the computer serviced.
• Message : 1802: Unauthorized network card is plugged in.
Solution : The network card is not supported on this computer. Remove it.
• 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 drive is not working. Have the hard disk drive serviced.
• Message : 2110: Read error on HDD0 (Main HDD).
Chapter 9
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Troubleshooting computer problems
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