IBM ThinkPad 755CX Manual page 59

Config contains the following:
Config
Memory shows the amount of installed memory and available
memory remaining.
Memory
Keyboard enables you to set the repeat-action (typematic) speed
and enables or disables the TrackPoint III.
Keyboard
Serial enables you to select the port address for a serial device
connected to the serial port, or for the internal serial device in the
diskette-drive compartment.
Serial
Parallel enables you to select the port address for a device, such
as a printer, that is connected to the parallel connector. When you
select Bidirectional, the data transfer between the selected port
Parallel
and the device is in both directions. When you select
Unidirectional, the data transfer is in only one direction: from the
computer to the device.
SystemBoard provides information about the installed system
board.
System
Board
Initialize sets all items in the Config menu to their original values.
After verifying the selections, click on OK or press Enter. To cancel
Initialize
the selections, press Esc.
Parallel SystemBoard
Memory Keyboard Serial
Initialize
Exit
Chapter 3. Operating Your Computer
Using Easy-Setup
43