Chamberlain 3840 Garage Door Opener User Manual


 
34
To Erase All Codes From Motor Unit
Memory
To deactivate any unwanted remote, first
erase all codes:
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.
Press the PROG <Learn> button on 1.
the Smart Control Panel
®
.
Press the PROG <Learn> button 2.
again to confirm Learn Mode.
Press the button on the hand-held 3.
remote* that you wish to operate your
garage door.
When the motor unit lights blink, it 4.
has learned the code. If light bulbs
are not installed, two clicks will be
heard.
Press and release the “learn” button 1.
on the motor unit. The learn indicator
light will glow steadily for 30 seconds.
Within 30 seconds, press and hold 2.
the button on the hand-held remote*
that you wish to operate your garage
door.
Release the button when the motor 3.
unit lights blink. It has learned the
code. If light bulbs are not installed,
two clicks will be heard.
To Add and Reprogram an Additional Hand-held Remote Control
USING THE “LEARN” BUTTON USING THE SMART CONTROL PANEL
®
LOCK
LIGHT
LOCK
LIGHT
PROGRAMMING
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
®
315 MHz remote controls.
NOTICE: If this Security
®
garage door opener is operated with a non-rolling code remote control, the technical
measure 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 remote control to circumvent that technical measure.
LOCK
LIGHT
*3-Button Remotes (315 MHz)
If provided with your garage door opener, the button with
1 light slot is factory
programmed to operate it.
Additional buttons on any
Security
®
3-button
remote or mini-remote can
be programmed to operate
other Security
®
garage
door openers.