Status Indicators - IBM ThinkPad A22e Hardware Maintenance Manual

Status indicators

The system status indicators show the status of the
computer, as follows:
1 2 3
Indicator
1 Drive in use
2 Num lock
3 Caps lock
(continued)
4 5
Meaning
Green:
Note: Do not move the system while the
Green drive in use light is on. Sudden
physical shock could cause drive errors.
Green:
Green:
ThinkPad A21e, A22e, i 1800
6
Data is being read from or
written to the storage device,
such as the hard disk drive or a
drive in the Ultrabay 2000. When
this indicator is on, do not put the
computer into standby mode or
turn off the computer.
The numeric keypad on the
keyboard is enabled. To enable
or disable the keypad, press and
hold the Shift key, and then
press the NumLk (ScrLk) key. If
the numeric keypad is enabled,
press and hold Shift key to use
the cursor- and screen-control
keys temporarily.
Caps Lock mode is enabled. To
enable or disable Caps Lock
mode, press Fn + Caps Lock
key.
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