Status Indicators - IBM ThinkPad A20m Hardware Maintenance Manual

Thinkpad series
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Status indicators

The system status indicators show the status of the
computer, as follows:
Indicator
1 Battery
2 Standby
status
3 Drive in
use
(continued)
44
ThinkPad A20m/p, A21m/p, A22m/p
Meaning
Green:
The battery is fully charged.
Blinking green:
The battery has enough power to
operate, but is being charged.
Orange:
The battery power is low. The battery
is to being charged.
Blinking orange:
The battery needs to be charged.
when the indicator starts blinking
orange, the computer beeps three
times.
Green:
The computer is in standby mode.
Blinking green:
The computer is entering standby
mode or hibernation mode, or is
resuming normal operation. This
indicator does not blink in Windows
2000 and Windows Me.
Green:
Data is being read from or written to
the hard-disk drive, the diskette drive,
or the drive in the Ultrabay 2000.
When this indicator is on, do not put
the computer into standby mode or
turn off the computer.
Note: Do not move the system while the Green
drive in use light is on. Sudden physical shock
could cause drive errors.
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