The Battery Charging Process; Battery Charging Codes; Transmitter Controls - Horizon Hobby Blade CX4 Instruction Manual

The Battery Charging Process

1. Charge only batteries that are cool to the touch and are not damaged. Inspect the battery to make sure it is
not damaged e.g., swollen, bent, broken or punctured.
2. Connect the charger to a 12V power source, noting proper polarity.
3. The RED LED fl ashes.
4. Connect the battery balance lead to the charger. The balance connector is keyed to prevent reverse polarity.
5. The GREEN and RED LEDs glow solid when the battery is charging.
6. Charging is complete when the RED LED is solid and the GREEN LED is off.
7. Always unplug the battery from the charger immediately upon completion of charging.
CAUTION: Only use a charger specifi cally designed to charge a Li-Po battery. Failure to do so could result in
fi re causing injury or property damage.
CAUTION: Do not exceed manufacturer's recommended charge rate.

Battery Charging Codes

RED LED
Flashing
Solid
Solid
Flashing

Transmitter Controls

Install the 4 included AA batteries in the transmitter. Check the power level of the batteries and operation of the
transmitter by switching the power switch on (upward). The LCD screen at the top of the transmitter will indicate
the power level of the batteries. If at any time the voltage indicated on the LCD screen falls to 4.5V or less, an alarm
will sound and it will be necessary to replace the batteries with new ones.
Trainer Switch
Speaker
Throttle (up/down)
Rudder (right/left)
Throttle Trim
Rudder Trim
Power Switch
Power LED
Charge Port
GREEN LED
Off
Solid
Off
Flashing
5
Instruction
Battery charger is powered. Li-Po battery is not
connected.
Li-Po battery is connected and charging
Li-Po battery is connected and charging is complete
Charge Error
Ch 5 Knob
LCD Screen
Elevator (up/down)
Aileron (right/left)
Elevator Trim
Aileron Trim
ON
1 2 3 4 5 6 7 8 9 10
Switch positions
EN