(1) USB port 
Connects a USB flash drive. Used for firmware updates.

(2) LAN / HDBaseT port 
Receives HDBaseT input including digital video and audio signals. Carries both video and audio signals across a single LAN cable (shielded twisted pair).
This port can also be used to connect the projector to a network.

(3) HDMI terminal (HDMI-1, HDMI-2)
Receives HDMI input including digital video and audio signals. Carries both video and audio signals across a single cable.

(4) AUDIO OUT terminal (AUDIO OUT)
Outputs the audio to external AV equipment. This outputs the audio signal that corresponds to the projected image signal.

(5) Trigger terminal (TRIGGER)
Used to trigger operation of a screen or other external device when the projector is turned on or off.

(6) Terminal for wired remote control (REMOTE) 
This terminal is used to connect the optional remote control (RS-RC05) using a cable.

(7) Service port
Used to control the projector with user commands