LiftMaster 888LM, 889LM, 828LM Manual

Required items

1. MyQ Control Panel (888LM/889LM)
   
2. MyQ Internet Gateway (828LM)
   
3. Compatible door opener
   

Connect MyQ Internet Gateway

1. Connect Ethernet cable to router and the internet gateway.
2. Connect power to the internet gateway.
3. When the internet gateway connects to the internet, the green light stops blinking and lightssolid green. If the green light does not light solid, check the power, router, and internet connections to the internet gateway.
4. Write down the serial number on the gateway to be used in the registration process

MyQ Internet Gateway LED guide

Register the Internet Gateway using the customer website

Note: The Internet Gateway cannot be registered through Alarm.com if it is already registered through MyQ/LiftMaster. The Internet Gateway must be removed from the user's MyQ account before attempting to register it to Alarm.com.

1. Log into the customer website (not the app).
2. Click Settings.
3. Click Manage Devices.
4. Click Add Device.
5. Click Garage Door.
6. Click MyQ Control Panel.
7. Click Next.
8. Click Register Gateway.
9. In the Serial Number field, enter the serial number of the Internet Gateway, and then click Continue.
10. The Internet Gateway will go into learn mode so that MyQ-Enabled Garage Door can be added. A yellow light turns on at the Internet Gateway to indicate that it is in learn mode.
    
11. After the yellow light is on at the Internet Gateway, go to the MyQ Control Panel and push the learn button twice.
    
    • On the MyQ Control Panel, the red LED turns on.
    • On the MyQ Internet Gateway, the LED turns blue once the device is learned in.
      
12. Return to the Garage page and click Check for New Devices.
13. Repeat steps 6-9 if initially unsuccessful. Also, verify the model number of the garage door opener to verify it is compatible.

Troubleshooting

• If the yellow command LED does not turn on, reverse the wires connected to the R and W terminals of the control panel. Replace the wire if necessary.
• If yellow and red LEDs blink slowly, the control panel is not compatible with the garage door opener.
• If the yellow and red LEDs blink quickly, the control panel is charging, and may take up to five minutes to become operational.
• MyQ gateway Learn Mode is active for three minutes during which time devices associated with that gateway is inoperable.

To factory reset the MyQ Internet Gateway

1. Disconnect power from the MyQ Internet Gateway.
2. Locate the reset button pinhole on the side of the gateway.
3. While the gateway is powered down, use a thin tool (such as a paper clip) to hold the Reset button. A click should be felt.
4. Continue holding the Reset button while reapplying power to the gateway.
5. Continue holding the Reset button for another 10-20 seconds until the gateway's yellow LED blinks, then immediately release the button.