JVC DLA-RS67 Instructions page 16

Main Unit - Input Terminals
Enlarged View of Rear Face
A
D
E
.
A [HDMI 1] input terminal
B [HDMI 2] input terminal
For connecting to devices that support HDMI output.
(p. 22)
It is fitted to the M3 lock hole. The depth of the screw
hole is 3 mm.
C [LAN] terminal (RJ-45)
The projector can be controlled by connecting it to a
PC through the computer network for control
commands to be sent to the projector.
D [RS-232C] terminal (D-sub 9-pin
male)
The projector can be controlled by connecting a PC to
this terminal.
E [3D SYNCHRO] terminal
By connecting a 3D SYNCHRO EMITTER (sold
separately) to this terminal, you can view 3D movies.
16
B C
F
F [TRIGGER] terminal (E)
Output terminal for DC 12 V, 100 mA power supply. It
is used for sending output signals to control devices
such as an elevating screen that is equipped with a
trigger function.
Note that improper connection may damage the
projector. (Tip=DC +12 V, Sleeve=GND)