ViewSonic LS740HD - I;O Ports; Keypad Functionality

Number Description
1 Keypad
2 Focus Ring
3 Zoom Ring
4 Front IR
5 Top IR
6 DC IN
7 Lens
8 I/O Ports
9 Vent (inlet)
10 Vent (outlet)
NOTE: Do not block projector intake and exhaust vents.
I/O Ports
Number Port Description
1 DC IN DC IN socket
2 AUDIO OUT Audio signal output socket
3
USB (5V/1.5A
Out)
(Service)
USB Type A port for power and
service
4 RS-232 RS-232 control port
5
HDMI 1
[1]
/ HDMI
2
[1]
HDMI port
1. Supports HDCP 1.4.
Keypad
LS740HD - ViewSonic Projectors https://manuals.viewsonic.com/LS740HD_Full_Guide
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