Chapter
2
Motion Tablet PC Hardware
Motion Computing M1400 Tablet PC User Guide
15
Battery Status Gauge
A five-LED battery gauge is located on the battery on the bottom of
your Tablet PC. Each LED represents about 20% of available power.
You can activate the gauge by pushing the black button next to
the LEDs.
In the example shown here, two LEDs are lit, which means the
battery has about 40% of its power remaining.
F
INGERPRINT
R
EADER
The built-in fingerprint reader lets you scan your fingerprint and associate it
with a password. This provides a quick and convenient way to log on to your
Tablet PC and provides additional password management and protection for
your data.
Table 2-4
Front Panel Battery Status LED
LED
Battery Status
Action
Steady green
Battery 100% charged
(AC plugged in)
None
Steady amber
Battery charging
(AC plugged in)
None
Steady red
Battery overheated or defective Wait for the battery to cool.
Replace the battery.
Flashing green and
amber
Battery discharging abnormally Replace the battery.
Slow-flashing amber 10% battery charge remaining
(AC unplugged).
Immediately charge the
battery to avoid loss of data.
NOTE:
When the remaining battery charge is 10%, your Tablet PC issues a Low
Battery alarm message in addition to the LED warning. For information about
modifying this alarm (you can set it to display a message or to produce an audible
warning), see Chapter 4 of this
User Guide
.
Fast-flashing amber
(for only a few
seconds)
3% battery charge remaining
(AC unplugged)
The Tablet PC issues a
Critical Battery alarm and
automatically goes into
Hibernate mode.
NOTE
: Hibernate mode attempts to save data in any open programs to your Hard
Disk Drive. When you restart the Tablet PC, it returns to the same system status as
before hibernation.
Off
Tablet PC is unplugged from
AC power and the system is
running on battery power.
Plug the Tablet PC into AC
power if you want to
preserve battery power.
