YUNEEC H920 PLUS, User Manual

CHARGING THE LIPO FLIGHT BATTERY

Connecting to the power source : the A10 Dual Balance Charger comes with built in 

switching power supply. You can connect the AC power cord directly to the main AC 

socket (110 to 240V AC).

NOTICE: While the A10 is connected to a 

suitable 110 to 240V AC power source, the 

combined power output for Channel A and 

Channel B is 200W, capable of charging two 

6-Cell (6S), 4,000mAh LiPo battery packs at 

4.3A.

CONNECTING THE BATTERY

CHARGING
BATT/PROGRAM Select: Press INC and DEC to go through all the programs and press 

START/ENTER to enter LiPo BATT Program (for flight BATT) or Li-ion BATT Program(for 

proaction™).

Mode Select: Press INC and DEC to go through all the modes and press START/ENTER 

to enter LiPo Balance Charge Mode (for aircraft’s flight battery), to enter Li-ion 

Balance Charge Mode (for ProAction ground handle).

Battery Setting: Press START/ENTER, the current value will start to blink, press INC 

and DEC to change the value and press START/ENTER to confirm your setting. For the  

H920 Plus battery, it is recommended to set 4A (no more than 8A). For ProAction™ 

battery, it is recommended to set 2A (no more than 3A).

At the same time, the battery cells number will start blinking, press INC and DEC to 

change the value and press START/ENTER to confirm your setting.

For the H920 Plus battery, 6S should be selected. For ProAction™, 4S should be 

selected.

Program Start: Press and hold START/ENTER for 3 seconds to start the program.

The charger is detecting the battery cell.

NOTICE: R shows the number of cells detected by the charger and S is the number of 

cells set by you at the previous screen. If both numbers are not identical, press STOP 

to go back to previous screen to recheck the number of cells of the battery pack 

before going ahead. If both numbers are identical, press START/ENTER to start 

charging process.

If the number of cells do not match after double checking the connection, please 

contact technical support.

INSTALLING THE FLIGHT BATTERIES
After the flight batteries have been fully charged, they are ready to be installed in the 
H920 PLUS:

STEP 1) Open the battery compartment flap with the status LED mounted on it by 

carefully pulling the top edge of the door flap.

STEP 2) Slide the batteries into the compartment with the EC3 blue, polarity-protected 

connector leads / wires towards the downward side of the compartment.

WARNING: The aircraft may be launched with either two or three batteries. If utilizing 

two flight batteries, make sure the two batteries are placed evenly within the two 

sides to balance the aircraft’s center of gravity. The voltage between each battery 

pack must be within 0.1V prior to connecting the batteries to the aircraft. Be sure to 

use the included battery voltage meter.

STEP 3) Connect the flight battery to the relevant socket above the respective battery 

on the H920 PLUS using the EC3 blue, polarity-protected connector.

NOTICE:The white socket is for battery charging, do not connect it to any port when 

installing the batteries. If the battery is not installed in the correct orientation it will 

not be possible to make a positive connection.

STEP 4) Fasten the battery belt, close the battery door and ensure the door is closed 

safely by the magnet.

INSTALLING THE FLIGHT BATTERIES

12