Rs-232 Connection - ViewSonic LS740W User Manual

RS-232 Connection

When you use a RS-232 serial port cable to connect the projector to an external
computer certain functions can be controlled remotely by the PC, including Power
On/Off, Volume adjustment, Input select, Brightness, and more.
USB 5V/1.5A
(SERVICE)
DC IN
AUDIO OUT RS232
HDMI 2 HDMI 1
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