Fn key combinations
The following table shows the function of each combination
of Fn with a function key.
ThinkPad X30 (MT 2672/2673)
1. If two DIMMs are installed, remove one of
them and run Diagnostics --> Memory
Test - Quick.
2. If the problem does not recur, return the
DIMM to its place, remove the other one,
and run the test again.
3. If the test does not detect the error, run
Diagnostics --> Memory Test - Full.
1. Turn on the computer and check the air
turbulence at the louver near the power
2. Run Diagnostics --> Other Devices -->
Turn off the LCD display, leaving the screen
blank. To turn the LCD display on again, press
any key or the TrackPoint stick.
Turn standby mode on. To return to normal
operation, press the Fn key independently,
without pressing a function key.
Switch between the LCD and an external
monitor (CRT). If an external monitor is
attached, computer output is displayed in the
following three patterns by turns:
v CRT display
v LCD + CRT display
Turn screen expansion on or off. (There is no
symbol on the key.)
Turn hibernation mode on. To return to normal
operation, press the power button for less than
Turn the ThinkLight on or off.
The LCD becomes brighter.
The LCD becomes less bright.