IBM 6643 User Manual page 68

Code Description
161 Defective CMOS Battery
162 A change in the device
configuration occurred
163 Clock not updating
164 CMOS RAM memory size does not
match
301 Keyboard error
662 Diskette drive configuration error
1762 Hard disk configuration error
52
User Guide
Action
Replace the battery. See "Replacing the
battery" on page 68.
Go to "Starting and using the
Configuration/Setup Utility program"
on page 31, and follow the
instructions to load the Default
Settings.
If the problem persists, have the
computer serviced.
Go to "Starting and using the
Configuration/Setup Utility program"
on page 31, and follow the
instructions to reset the time and date.
If the problem persists, have the
computer serviced.
This is expected if you have removed
memory. Otherwise, Go to "Running
the IBM Enhanced Diagnostics
program" on page 67 for instructions
on running memory diagnostics.
1. Make sure the keyboard is
properly connected.
2. If the keyboard is properly
connected, have the computer
serviced.
1. Go to "Starting and using the
Configuration/Setup Utility
program" on page 31, and follow
the instructions to verify the
diskette drive configuration.
2. Run the diagnostic program for the
diskette drive. See "Running the
IBM Enhanced Diagnostics
program" on page 67.
3. If the problem persists, have the
computer serviced.
1. Go to "Starting and using the
Configuration/Setup Utility
program" on page 31, and follow
the instructions to verify the hard
disk configuration.
2. If the problem persists, have the
computer serviced.