![Nexus 21 L-50 Installation Instructions Manual Download Page 11](http://html1.mh-extra.com/html/nexus-21/l-50/l-50_installation-instructions-manual_1684612011.webp)
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Step 11:
Connect the RF Receiver to Port A2 on the Control Box, if you are
using RF Controls. Leave Port A2 blank if you are using IR Controls.
Step 10:
Connect the Power Cord to Port AC on the Control Box then
connect the cord to a power receptacle.
Step 12:
Using the Wired Backup Switch or IR Receiver, press the DOWN button once, then press and hold
it again for 5 seconds to “Initialize” the Lift System.
Note:
You will hear or see the lift jog or move up and down very slightly. This is the “reset/calibration”
feature of the lift system and must be done to ensure proper function.
Step 12:
Extend the Lift System by pressing the UP button on the Wired
Backup Switch.
UP
DOWN