Operation Manual

FRU Applicable test
CD-ROM or
DVD drive
1. Diagnostics --> Other Devices -->
CD-ROM/DVD
2. Interactive Tests --> CD-ROM/DVD Test
Memory 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.
Fan 1. Turn on the computer and check the air
turbulence at the louver near the power
switch.
2. Run Diagnostics --> Other Devices -->
Fan.
Fn key combinations
The following table shows the function of each combination
of Fn with a function key.
Key
combination
Description
Fn+F1 Reserved.
Fn+F2 Reserved.
Fn+F3 Turn off the LCD display, leaving the screen
blank. To turn the LCD display on again, press
any key or the TrackPoint stick.
Fn+F4 Turn standby mode on. To return to normal
operation, press the Fn key independently,
without pressing a function key.
Notes:
1. This mode is called suspend mode in
Windows NT.
2. In Windows XP and Windows 2000, this
combination of buttons functions as a sleep
button. The user can change the setting so
that pressing it puts the computer into
hibernation mode or even shuts the
computer down.
(continued)
Product overview
ThinkPad X30, X31, X32 59