5
a.
Check the frequency printed on the transmitter crystal.
b.
Check the frequency printed on the receiver crystal, and make sure it matches with the transmitter
crystal. Make sure no one will operate on the same frequency when you are. When there is a radio
glitch, it will most likely be caused by improper crystal, damaged crystal, or people operating on the
same frequency.
c.
Install the antenna into transmitter.
PREPARING THE RADIO
6
a.
Install 8 AA-size alkaline batteries into transmitter.
b.
Undo the large zip-tie, and remove the receiver battery box. Install 4 AA-size alkaline batteries into
receiver battery box.
c.
Secure the receiver battery box with batteries back onto the posts with large body clips.
RADIO BATTERY INSTALLATION
a
b
c
4
a.
When turning radio on, first turn on the transmitter.
b.
Then, turn on the receiver. When turning off, first turn the receiver off, then the transmitter off.
c.
To reverse the functions of servos, use the small, white servo reverse switches located on top of the
pistol transmitter (or the inset servo reverse switches located at the center of the stick transmitter). To
trim the servos on pistol transmitter, use the large, red trim levers on top and side of the steering wheel
(the top trims steering, and the side trims throttle/brake). On a stick transmitter, the trim levers are
located accordingly around the sticks.
RADIO OPERATION
a
b
c
7
b
a
c
Summary of Contents for EK4-S2
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