1 - 8 MC75 User Guide

The 3600 mAh battery fully charges in approximately five hours and t he 4800 mAh battery charges in
approximately seven hours.

Charging Spare Batteries

See Chapter 6, Accessories for information on using accessories to change spare batteries.
Charging Temperature
Charge batteries in temperatures from 0°C to 40°C (32°F to 104°F). Charging is in telligently controlled by the
MC75.
To accomplish this, for small periods of time, the MC75 or accessory alternately enables and disables b attery
charging to keep the battery at acceptable temperatures. The MC75 or access ory indicates when charging is
disabled due to abnormal temperatures via its LED. See Table 1-2.
Powering On the MC75
Press the Power button to turn on the MC75. If the MC75 does not power on perform a warm boot. See Resetting
the MC75 on page 2-14.
When turning the MC75 on for the first time, the splash screen displays for abo ut a minute as the MC75 initializes
its flash file system, then the calibration window appears. Note that these window s also appear upon cold boot.
Calibrating the Screen
To calibrate the screen so the cursor on the touch screen aligns with the tip of the stylus:
Table 1-2
LED Charge Indicators
Charging/Battery
Status LED Indication
Off MC75 is not charging.
MC75 is not inserted correctly in the cradle or connected to a power sourc e.
Charger/cradle is not powered.
Slow Blinking Amber
(1 blink every 2 seconds) MC75 is charging.
Solid Amber Charging complete.
Note: When the battery is initially inserted in the MC75, the amber LED flashes
once if the battery power is low or the battery is not fully inserted.
Fast Blinking Amber
(2 blinks/second) Charging error, e.g.:
Temperature is too low or too high.
Charging has gone on too long without completion (typically eight ho urs).
Single Blink Amber (when
Power button pressed) Battery depleted.
Blinking Amber (when
Power button pressed) Battery over-temperature condition.
NOTE When the MC75 powers up after inserting a battery for the first time, the device boots and powers on
automatically.