Futaba FX-40 - Manual (Page 20)

20 <Before Use>
Installing and Removing of the battery
LT4F5000 for the transmitter
Installing the battery
1. Open the rear cover. (See [Precautions when
opening the rear cover and working inside
and working inside].)
2. Remove the battery stopper by pulling it
forward while pushing the lock button in the
arrow direction.
3. Install the battery by sliding it in the horizontal
direction.
4. Fasten the battery by re-installing the battery
stopper.
Battery stopper
Battery
5. Close the rear cover. (See [Precautions when
opening the rear cover and working inside].)
Removing the battery
When removing the battery, always turn off the
power to the transmitter. If the battery is removed
while power to the transmitter is on, the set data
will not be saved.
1. Turn off the power to the transmitter.
2. Open the rear cover. (See [Precautions when
opening the rear cover and working inside].)
3. Remove the battery stopper by pulling it
forward while pushing the lock button in the
arrow direction. Then remove the battery by
sliding it horizontally
Battery stopper
Battery
Warning
Be careful to not drop the battery.
Never take out the battery from the FX-40
transmitter while the LED monitor is blinking
yellow after turning off the power the FX-40
transmitter.
* Internal devices such as memories may have been de-
stroyed.
* If there is any problem, the message "Backup Error" will
be shown the next time when you turn on the power of the
transmitter. Do not use the transmitter as it is, send it back
for a check to the Futaba Service Center.