Symbol Color Meaning
.2/ Battery
Charging Green Indicates that the battery
pack is charging. When the
indicator turns off, the
battery pack is fully
charged.
Off Indicates that the battery
pack is charged (if the AC
Adapter is attached).
.3/ Diskette
Drive In Use Amber Turns on when data is
written to or read from the
internal diskette drive.
.4/ Hard Disk
In-Use Amber Turns on when data is read
from or written to the hard
disk or internal CD-ROM.
Do not enter suspend mode
or turn off the computer
when this indicator is on.
.5/ Numeric
Lock Green When on, indicates the
numeric keypad on the
keyboard is enabled. You
enable and disable the
keypad by pressing and
holding the Shift key. Then
press the NumLk key.
.6/ Caps Lock Green When on, indicates the
Caps Lock mode is
enabled. All alphabetic
characters (A–Z) are
entered in capital letters
without pressing the Shift
key. You enable and
disable Caps Lock mode by
pressing the Caps Lock
key.
.7/ Scroll Lock Green Alternately turns on and off
each time the Scroll Lock
key is pressed.
While this indicator is on,
the Arrow keys are used as
screen-scroll function keys.
In this state, the cursor
cannot be moved with the
Arrow keys. Not all
application programs
support this function.
118 IBM Mobile Systems - ThinkPad HMM Volume 3