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WA_DEV_FEX20_UGD_002
Rev 002
April 26, 2010
108
Fastrack Xtend User Guide
Recommendations when Using the
Battery Accessory
15.2. LED Indicator
The charger operation status is defined by the bi-color LED indicator. Refer to the following table for
the operational details of the LED indicator.
Table 73: LED Indicator Status
LED Light Activity
Charger Status
Red LED ON
Battery level is below 3.6V
Green LED ON
Battery level is above 3.7V
LED OFF
DC-IN or USB is NOT connected
15.3. Charging Time
Refer to the table below for the charging times of the battery accessory.
Table 74: Battery Accessory Charging Time
Battery Type
Battery Capacity
Power Source
Charging Time
Ni-MH
500mAH
DC-IN
~14Hrs
USB
~16Hrs
15.3.1. Charging Specification
Charging can be done using either DC-IN or USB.
When using DC-IN charging, simply plug in the power cable with DC-IN (7.5V to 32V) to the battery
cable while attached to the battery accessory (see Figure 38 Battery with Charger Block Diagram).
For USB charging, connect a USB cable to the Fastrack Xtend while connecting the battery accessory
via the battery cable.
If both the DC-IN and USB power source are connected, charging through DC-IN takes precedence if
the input USB voltage is 5V or below. Otherwise, charging via USB takes precedence.
Refer to the following table for charging specifications.
Table 75: Charging Specifications (Typical)
Power
Source
Input Voltage
Maximum
Charging Voltage
Charging Current
Maximum
Continuous
DC-IN
DC 7.5 – 32V
4.9V
128mA
20mA
USB
DC 5V
4.8V
118mA
14mA
Содержание AirLink FXT Series
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