Lenovo ThinkPad T420 4236 User Manual page 201

Table 8. Config menu items (continued)
Keyboard/Mouse
TrackPoint
Touch Pad
Fn and Ctrl Key swap
Fn Key Lock
ThinkPad NumLock
Power-On NumLock
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Independent
• Synchronized
• Automatic
• On
Chapter 8
Enable or disable the
built-in TrackPoint.
Note: If you want to use
an external mouse, select
"Disabled."
Enable or disable the
built-in touch pad.
Note: If you want to use
an external mouse, select
"Disabled."
If you select "Enabled", the
Fn key works as the Ctrl
key, and the Ctrl key works
as the Fn key.
Note: Even when
"Enabled" is selected,
you need to press the Fn
key to return the computer
from sleep mode to normal
operation.
If you select "Enabled",
you can press the Fn key
to keep it in a pressed
condition, then press the
desired function key. The
action is equivalent to
pressing the required
key and the Fn key
simultaneously. When
you pressed the Fn key
twice, the state is locked
until you press the Fn key
again.
If you select "Independent",
NumLock on your
computer can be disabled
independently regardless
of the NumLock state of
the external keyboard. If
NumLock on the computer
is enabled, NumLock on
the external keyboard will
also be enabled.
If you select
"Synchronized", NumLock
on your computer and
NumLock on the external
keyboard are synchronized.
If you select "Automatic",
NumLock is enabled
when full size keyboard is
attached.
.
Advanced configuration
183