1 - 8 MC55 User Guide
removed for several hours. The backup battery retains RAM data in memory for at least 15 minutes (at room
temperature) when the MC55A0’s main battery is removed. When the MC55A0 reaches a very low battery state,
the combination of main battery and backup battery retains RAM data in memory for at least 48 hours.
For cable and cradle setup and charging procedures refer to the MC55 Integrator Guide.
•
USB Charging Cable
•
Charge Only Cable
•
Single Slot USB Cradle
•
Single Slot Ethernet/Modem/USB Cradle
•
Four Slot Charge Only Cradle
•
Four Slot Ethernet Cradle.
To charge the main battery:
1. Connect the charging accessory to the appropriate power source.
2. Insert the MC55 into a cradle or attach to a cable. The MC55 begins charging. The Charging/Battery Status
LED blinks amber while charging, then turns solid amber when fully charged. See Table 1-2 for charging
indications.
The 2400 mAh battery fully charges in less than four hours and the 3600 mAh battery charges in less than six
hours.
Charging Spare Batteries
See Chapter 6, Accessories for information on using accessories to change spare batteries.
Table 1-2
LED Charge Indicators
Charging/Battery
Status LED
Indication
Off MC55 is not charging.
MC55 is not inserted correctly in the cradle or connected to a power source.
Charger/cradle is not powered.
Slow Blinking Amber
(1 blink every 2 seconds)
MC55 is charging.
Solid Amber Charging complete.
Note: When the battery is initially inserted in the MC55, 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 hours).
Single Blink Amber (when
Power button pressed)
Battery depleted.
Blinking Amber (when
Power button pressed)
Battery over-temperature condition.
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