Install The Tx Battery - UBSAN Q4 FPV Instruction Manual

8.2 INSTALL THE TX BATTERY

PUSH
Remove the cover
● Do not mix old and new batteries
● Do not charge non-rechargeable battery.
Notice：
1. When the power on the transmitter runs low, the red LED will blink quickly and the
LCD screen will turn black, also the transmitter and X4 may disconnect. Please replace
with new batteries.
2. If the batteries in the transmitter runs low while flying the X4, you can still control the
X4, please land the X4 and then replace batteries.
3. The Transmitter can only use 2S Lipo batteries, 4XAA batteries or NI-MH AA
batteries, other batteries will damage the Transmitter.
8.3 VIDEO REPLAY SETUP
If you would like to replay the previous videos on transmitter, then follow the instructions
below.
Pull the throttle stick to the lowest position and long press the Pitch stick simultaneously to
enter into MAIN MENU interface. Push the Elevator stick up/down to select "Play Record".
Select "Exit" to exit.
Install 4 x AA batteries
according to the correct polarities
● Do not mix different types of batteries
PUSH
Close the cover
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