Mighty Mule FM700 - Manual (Page 29)

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2. Set the transmitter DIP Switches
There are nine (9) transmitter DIP switches; each can be placed in three different positions (+, 0, –). DO NOT set all the
switches in the same position, such as all +, all 0, or all –. Once the DIP switches have been set to a personal code, replace
and close the access cover.
WARNING: No other adjustments should be made inside the transmitter.
Setting Your Personal Transmitter
Code
1. Remove the Transmitter
Cover
Grasp the sides of the access cover and slide it away from the transmitter
button (see illustration). When the access cover is removed, the battery
and the DIP switches will be exposed. To set a new code, use a small
screwdriver to move the switches.
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All GTO transmitters are set to a standard code at the factory and are ready to operate your Mighty Mule Gate Opener ® .
For your safety and security, however, we strongly recommend that you replace the factory setting with your own personal
code. Follow the directions below: