Message: 2110: Read error on HDD0 (Main HDD).

Solution: The hard disk drive is not working. Have the hard disk drive serviced.

Message: The power-on password prompt

Solution: A power-on password or a supervisor password is set. Type the password and press Enter to use the computer (refer to “Using passwords” on page 53). If the power-on password is not accepted, a supervisor password might have been set. Type the supervisor password and press Enter. If you still see the same error message, have the computer serviced.

Message: The hard disk password prompt

Solution: A hard disk password is set. Type the password and press Enter to use the computer (refer to “Hard disk passwords” on page 55).

Message: Hibernation error

Solution: The system configuration changed between the time your computer entered hibernation mode and the time it left this mode, and your computer cannot resume normal operation.

Restore the system configuration to what it was before your computer entered hibernation mode.

If the memory size has been changed, re-create the hibernation file.

Message: Operating system not found.

Solution: Verify the following:

The hard disk drive is correctly installed.

A startable disc is in the drive.

If you still see the same error message, check the boot sequence using ThinkPad Setup.

Message: Fan error

Solution: Cooling fan has failed. Have the computer serviced.

Message: EMM386 Not Installed-Unable to Set Page Frame Base Address.

Solution: Edit C:\CONFIG.SYS and change a line from device = C:\WINDOWS\EMM386.EXE RAM to device = C:\WINDOWS\EMM386.EXE NOEMS and save this file.

Message: CardBus Configuration Error-Device Disabled.

Solution: 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: Thermal sensing error

Solution: The thermal sensor is not functioning correctly. Have the computer serviced.

Message: Cannot boot from any device.

Solution: The thermal sensor is not functioning correctly. Have the computer serviced.

Device not found

Check the device you want to boot from.

Device error

Check the device you want to boot from.

No valid operating system

Check that the operating system has no failure and is installed correctly.

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Lenovo E525, E425 manual User Guide