LiftMaster L979U Universal Keypad Programming Instructions

These instructions show you how to program the LiftMaster L979U Universal Wireless Keypad to compatible garage door openers. The keypad works with most major brands manufactured after 1993 that use photoelectric sensors, as outlined in the product manual.:contentReference[oaicite:0]{index=0}

Safety Requirements

• Install and use the keypad within sight of the garage door and at least 5 ft (1.5 m) above the ground.:contentReference[oaicite:1]{index=1}
• Keep children away from the keypad. Never allow children to operate or play with access devices.
• Operate the door only when the doorway is clear of people, vehicles, and objects.
• Stay in view of the moving door until it fully closes.

Before You Begin

• Ensure the garage door area is clear and the opener has a working light (required for confirmation flashes).:contentReference[oaicite:2]{index=2}
• Locate the garage door opener’s program/learn button. Learn button colors vary by brand.:contentReference[oaicite:3]{index=3}
• Review all steps before starting—some instructions are time-sensitive.
• The keypad must be programmed before permanent installation.:contentReference[oaicite:4]{index=4}

Identify Your Garage Door Opener Learn Button

The L979U keypad programs differently depending on the learn button color on your opener. Supported colors include: Yellow, Purple (may appear brown), Orange, Red, Green, and White. Examples of learn button locations appear in the manual.:contentReference[oaicite:5]{index=5}

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Programming for Yellow, Purple, Orange, Red, or Green Learn Buttons

Use these steps for LiftMaster, Chamberlain, Craftsman, Raynor, and other compatible brands with colored learn buttons.

1. Press and hold the 0 and 3 buttons on the keypad until the blue LEDs turn solid, then release.:contentReference[oaicite:6]{index=6}
2. Press and immediately release the opener’s Learn button.
3. Within 15 seconds, enter a 4-digit PIN on the keypad and press the HOME button three times. The opener light will flash and the door may move.:contentReference[oaicite:7]{index=7}
4. When the door begins to move, press and release the HOME button within 3 seconds to complete programming.

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Programming for White Learn Button Openers

Garage door openers with a white learn button support three programming options:

• Using the myQ App
• Using the Learn Button
• Using the Wall Control Panel

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Option 1: Programming with the myQ App (Recommended)

1. Download the myQ app by scanning the QR code inside the keypad manual. Follow the app steps to connect your opener.:contentReference[oaicite:9]{index=9}
2. Scan the QR code on the back of the keypad and complete pairing inside the app.

Option 2: Programming Using the White Learn Button

1. Press and release the opener’s Learn button. The LED will illuminate.:contentReference[oaicite:10]{index=10}
2. Within 30 seconds, enter a 4–8 digit PIN on the keypad, then press and hold the HOME button until the opener flashes twice or clicks.

Option 3: Programming Using the Wall Control Panel

Depending on your wall control model, follow the appropriate steps to place the opener into programming mode.:contentReference[oaicite:11]{index=11}

• Standard Control Panel: Lift the push bar; press the Learn button twice until the LED pulses.
• Push Button Door Control: Hold the Light button, then press and release the push button.
• Smart Control Panel: Select MENU → PROGRAM and follow the prompts.

Within 30 seconds of activating programming mode, enter a 4–8 digit PIN on the keypad and hold the HOME button until the opener confirms programming.:contentReference[oaicite:12]{index=12}

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Testing the Keypad

1. Ensure the garage door is closed.
2. Enter the programmed PIN and press HOME. The door should open.
3. If the door does not respond, wait for the opener’s Learn LED to turn off (may take up to 3 minutes), then repeat programming steps.:contentReference[oaicite:13]{index=13}

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Battery Replacement

The keypad uses a 9V battery. Replace the battery if the LEDs dim or stop flashing.:contentReference[oaicite:14]{index=14}

1. Slide the battery cover down to remove it.
2. Disconnect and remove the old 9V battery.
3. Connect a new 9V battery to the power leads.
4. Insert the battery and reinstall the cover.