IBM ThinkPad R30 Service And Troubleshooting Manual page 26

Solving computer problems
Message: 0194: The computer is carried through the security gate
Solution: The computer has been carried through the security portal gate.
Enter the supervisor password to return your computer to the normal
operation.
Message: 0200: Hard disk error
Solution: The hard disk is not working. Make sure the hard disk drive is
attached firmly. Run the BIOS Setup Utility; then make sure the hard disk
drive is not disabled in the Startup menu.
Message: 021x: Keyboard error
Solution: Make sure that there are no objects placed on the keyboard, or if
you have one, the external keyboard. Turn off the computer, and turn off all
attached devices. Turn on the computer first; then turn on the attached
devices.
If you still see the same error code, do the following:
v If an external keyboard is connected, do the following:
– Turn off the computer and disconnect the external keyboard; then turn
– Make sure that the external keyboard is connected to the correct
v Test the computer by using PC-Doctor.
– If the computer stops during the test, have the computer serviced.
Message: 0230: Shadow RAM error
Solution: The shadow RAM failed. Test your computer's memory with
PC-Doctor. If you added a memory module just before turning the computer
on, reinstall it. Then test the memory with PC-Doctor.
Message: 0231: System RAM error
Solution: The system RAM failed. Test your computer's memory with
PC-Doctor. If you added a memory module just before turning the computer
on, reinstall it. Then test the memory with PC-Doctor.
Message: 0232: Extended RAM error
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ThinkPad R30 Series Service and Troubleshooting Guide
on the computer. Make sure that the built-in keyboard operates correctly.
If it was, have the external keyboard serviced.
connector.