Programming; To Add Or Reprogram A Hand-Held Remote Control; To Erase All Codes; 3-Button Remotes - Chamberlain CG40DM 1/2 HP Owner's Manual

PROGRAMMING

NOTICE: If this Security ✚
in the receiver of the garage door opener, which provides security against code-theft devices, will be circumvented. The
owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non-rolling code
transmitter to circumvent that technical measure.
Your garage door opener has already been programmed at the factory to operate with your hand-held remote control.
The door will open and close when you press the large push button.
Below are instructions for programming your opener to operate with additional Security✚
USING THE "LEARN" BUTTON
1. Press and release the "learn"
button on the motor unit.
The learn indicator light will
glow steadily for 30 seconds.
2. Within 30 seconds, press
and hold the button on the
hand-held remote* that you
wish to operate your garage
door.
3. Release the button when the
motor unit lights blink. It
has learned the code. If light
bulbs are not installed, two
clicks will be heard.
® garage door opener is operated with a non-rolling code transmitter, the technical measure

To Add or Reprogram a Hand-held Remote Control

1
1 2 3
To deactivate any unwanted remote, fi rst erase all
codes:
2
Press and hold the "learn"
button on motor unit until the
learn indicator light goes out
(approximately 6 seconds).
All previous codes are now
erased. Reprogram each
remote or keyless entry you wish to use.
If provided with your
garage door opener,
the large button is
factory programmed to
operate it. Additional
buttons on any
Security✚
remote or mini-remote can be programmed to operate
other Security✚
35
®
remote controls.
To Erase All Codes From
Motor Unit Memory

*3-Button Remotes

® 3-Button
®
garage door openers.