LiftMaster 3900 3900PLD Manual - Page 26

PROGRAMMING NOTICE: If this Security✚® door operator is operated with a non-rolling code transmitter, the technical measure in the receiver of the door operator, which provides security against code-theft devices, will be circumvented. The owner of the copyright in the door operator does not authorize the purchaser or supplier of the non-rolling code transmitter to circumvent that technical measure. To Add or Program a Hand-held Remote Control (Not Provided) Below are instructions for programming your operator to operate with optional Security✚® 315 MHz remote controls. A maximum of eight Security✚® 315 MHz remote controls can be programmed to work with your operator. USING THE "LEARN" BUTTON 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 6-9 seconds). All previous codes are now erased. Reprogram each remote or keyless entry you wish to use. 1. Press and release the purple "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 door. *3-Button Remote (315 MHz) If provided with your door operator, the large button is factory programmed to operate it. Additional buttons on any Security✚® 3-Button remote can be programmed to operate other Security✚® door operators. THE REMOTE CONTROL BATTERY 3. Release the button when the learn indicator light blinks and shuts off upon learning the remote control. If the optional remote light is installed, the light will blink. 4. If the safety reversing sensors are not installed or misaligned, the door will not close from a hand-held remote control. If this occurs, the door can be closed by pressing and holding the push button on the Single Button Control Station until the door has closed. Releasing the push button prior to the door closing will cause the door to reverse. To prevent possible SERIOUS INJURY or DEATH: • NEVER allow small children near batteries. • If battery is swallowed, immediately notify doctor. To reduce risk of fire, explosion or chemical burn: • Replace ONLY with 3V2032 coin batteries. • DO NOT recharge, disassemble, heat above 100°C (212°F) or incinerate. The lithium battery should produce power for up to 5 years. To replace battery, use the visor clip or screwdriver blade to pry open the case as shown. Insert battery positive side up (+). Battery positive side up (+) Dispose of old battery properly. Replace the battery with only 3V2032 coin cell batteries. NOTICE: To comply with FCC and or Industry Canada rules (IC), adjustment or modifications of this receiver and/or transmitter are prohibited, except for changing the code setting or replacing the battery. THERE ARE NO OTHER USER SERVICEABLE PARTS. Tested to Comply with FCC Standards FOR HOME OR OFFICE USE. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 26