Lenovo ThinkPad X23 English - ThinkPad X23 Service and Troubleshooting guide - Page 22

Solving computer problems, Message, Solution

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Solving computer problems Message 01C9: More than one Ethernet devices are found. Remove one of them. Press Esc to continue. 0200: Hard disk error 021x: Keyboard error Solution Remove either an Ethernet Mini-PCI Card or an Ethernet Daughter Card. Otherwise, press Esc to ignore the warning message. If it does not solve this problem, have the computer serviced. The hard disk is not working. Make sure that 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. 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: If an external keyboard is connected, do the following: v Turn off the computer and disconnect the external keyboard; then turn on the computer. Make sure that the built-in keyboard operates correctly. If it does, have the external keyboard serviced. v Make sure that the external keyboard is connected to the correct connector. Test the computer, using PC-Doctor. v If the computer stops during the test, have the computer serviced. 0230: Shadow RAM error 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. 0231: System RAM error 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. 0232: Extended RAM error The extended RAM failed. Test your computer's memory with PC-Doctor. If you have increased memory just before turning the computer on, reinstall it. Then test the memory with PC-Doctor. 0250: System battery error The system battery is depleted. This battery is used to preserve the configuration information, such as the date and time, while the computer is turned off. Replace the battery and run IBM BIOS Setup Utility to verify the configuration. If you still have a problem, have the computer serviced. 0251: System CMOS checksum bad The system CMOS might have been corrupted by an application program. The computer uses the default settings. Run IBM BIOS Setup Utility to reconfigure the settings. If you still see the same error code, have the computer serviced. 0260: System timer error Have the computer serviced. 0270: Real time clock error Have the computer serviced. 12 ThinkPad® X Series Service and Troubleshooting Guide

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Message
Solution
01C9: More than one
Ethernet devices are
found. Remove one of
them. Press Esc to
continue.
Remove either an Ethernet Mini-PCI Card or an Ethernet Daughter Card.
Otherwise, press Esc to ignore the warning message. If it does not solve this
problem, have the computer serviced.
0200: Hard disk error
The hard disk is not working. Make sure that 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.
021
x:
Keyboard error
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:
If an external keyboard is connected, do the following:
v
Turn off the computer and disconnect the external keyboard; then turn on
the computer. Make sure that the built-in keyboard operates correctly. If it
does, have the external keyboard serviced.
v
Make sure that the external keyboard is connected to the correct
connector.
Test the computer, using PC-Doctor.
v
If the computer stops during the test, have the computer serviced.
0230: Shadow RAM error
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.
0231: System RAM error
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.
0232: Extended RAM
error
The extended RAM failed. Test your computer
’
s memory with PC-Doctor. If
you have increased memory just before turning the computer on, reinstall it.
Then test the memory with PC-Doctor.
0250: System battery
error
The system battery is depleted. This battery is used to preserve the
configuration information, such as the date and time, while the computer is
turned off. Replace the battery and run IBM BIOS Setup Utility to verify the
configuration. If you still have a problem, have the computer serviced.
0251: System CMOS
checksum bad
The system CMOS might have been corrupted by an application program.
The computer uses the default settings. Run IBM BIOS Setup Utility to
reconfigure the settings. If you still see the same error code, have the
computer serviced.
0260: System timer error
Have the computer serviced.
0270: Real time clock
error
Have the computer serviced.
Solving computer problems
12
ThinkPad
®
X Series Service and Troubleshooting Guide