LiftMaster Icon 26 ICON26 Manual - Page 14

GROUNDING THE UNIT -NO -NC -COM -NO -NC -COM ND -N Chassis Ground 12V AUX AUX AC/DC OUTPUT RELAYS NPUT POWER N +) +) -) -) GND GND RS 485 3) RS 485 (1) +) -) GND RS 485 4) +) -) GND RS 485 (2) TEL L NE N N GND V-C V-NO COM NO COM NC NO GATE DOOR RE A R LAY VIDEO OUT HASS S ROUND CAMERA FAN KBRD L GHT AUX 1 RE AY AUX 2 R LAY GATE DOOR RELAY RE AY P W R Ground Rod Refer to the next page for ground rod installation. Icon Page 13 It is MANDATORY that this unit is properly grounded. The provided "chassis ground" wire must be connected to the ground rod. If unit is not grounded, lightning damage will occur.