User guide

23
EN
2.4GHz Troubleshooting Guide
Problem Possible Cause Solution
Aircraft will not
“throttle up”but
all other controls
seem to function
User did not lower throttle
trim and throttle stick
prior to initializing the
aircraft
Lower throttle stick and
throttle trim to their lowest
settings
Throttle channel is
reversed. Futaba transmit-
ters (equipped with
Spektrum modules) may
require you to reverse the
throttle channel
Reverse throttle channel on
specific transmitter if
applicable
LED on aircraft
remains flashing
and cannot be
controlled by
transmitter
User did not wait at least
5 seconds after powering
the transmitter prior to
connecting the flight
battery to the aircraft
Unplug, then reconnect
flight battery
User bound the aircraft to
a different transmitter
Rebind aircraft to your
desired compatible
transmitter
Transmitter was too close
to aircraft during the
initialization process
Move transmitter (powered
on) a few feet from the
aircraft prior to reconnecting
the flight battery
Controls appear to
be reversed after
binding to a dif-
ferent transmitter
User did not initially set
up transmitter prior to
binding to the aircraft
See the “Advanced
Programming” section of
this manual
Aircraft does not
function after
connecting flight
battery and aircraft
smells burnt
User may have acciden-
tally plugged the flight
battery in with the wrong
polarity
Replace AR7110/AR7110R
board and ensure the RED
polarity marks are facing the
same direction when
connecting the flight battery
to the AR7110/AR7110R
board