LiftMaster LA400 LA400 Manual - Page 20

Install The Control Board

Page 20 highlights

INSTALLATION » STANDARD CONTROL BOX INSTALL THE CONTROL BOARD NOTE: Make sure the battery leads are on the left side of the control box and not pinched. 1 Attach the antenna. 2 Reinstall the batteries, control board, alarm and reset button. 1 2 Coaxial Connector Reset Button Connections Alarm 19

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19
INSTALLATION
ยป STANDARD CONTROL BOX
INSTALL THE CONTROL BOARD
NOTE:
Make sure the battery leads are on the left side of the control box and not
pinched.
Attach the antenna.
Reinstall the batteries, control board, alarm and reset button.
1
2
Coaxial Connector
Reset Button Connections
Alarm
2
1