IBM ThinkPad T500 Service Guide - Page 23
Troubleshooting, Error messages - battery replacement
UPC - 074450008664
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Troubleshooting If you do not find your problem here, see Access Help. The following section only describes problems that might prevent you from accessing this help system. Error messages Note: 1. In the charts, x can be any character. 2. The version of PC-Doctor referred to here is PC-Doctor for Windows. Message Solution 0176: System Security - The System has been tampered with. This message is displayed if you remove the Security Chip and reinstall it, or install a new one. To clear the error, enter the BIOS Setup Utility. If this does not solve the problem, have the computer serviced. 0182: Bad CRC2. Enter BIOS Setup and load Setup defaults. Checksum of the CRC2 setting in the EEPROM is not correct. Press F1 to enter the BIOS Setup Utility. Press F9 and then Enter to load the default setting. Press F10 and then Enter to restart the system. 0185: Bad startup sequence settings. Enter BIOS Setup and load Setup defaults. Checksum of the startup sequence setting in the EEPROM is not correct. Press F1 to enter the BIOS Setup Utility. Press F9 and then Enter to load the default setting. Press F10 and then Enter to restart the system. 0190: Critical low-battery error The computer turned off because the battery is low. Connect the AC adapter to the computer and charge the battery, or replace the battery with a fully charged one. 0191: System Security - Invalid remote change requested. The system configuration change has failed. Confirm the operation and try again. To clear the error, enter the BIOS Setup Utility. 0199: System Security - Security password retry count exceeded. 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 BIOS Setup Utility. 01C8: More than one Remove one of the Modem Daughter Cards. Otherwise, press modem devices are Esc to ignore the warning message. If this does not solve the found. Remove one problem, have the computer serviced. of them. Press to continue. Chapter 3. Solving computer problems 15