Epson PowerLite Pro Cinema 7500 UB User's Guide - Page 21

Making Other Connections, Connect a 3.5-mm mini jack to the port, as shown.

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Making Other Connections Connect the power cable and other cables described below, depending on how you plan to use the projector. ■ Plug the power cable into the projector and a grounded electrical outlet. ■ The Trigger out port outputs a 12-volt DC signal when the projector is turned on. This lets a central control system monitor whether the projector is on or off, and can be used to raise or lower your projection screen automatically when the projector is in use. Connect a 3.5-mm mini jack to the port, as shown. To enable the port, turn on the Trigger Out setting (see page 47). ■ To use an AV controller with the projector, connect a 9-pin null modem serial cable to the RS-232C port. Refer to the table of ESC/VP21 command codes on page 69. Setting Up the Projector 21

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Setting Up the Projector
21
Making Other Connections
Connect the power cable and other cables described below, depending on how you plan to
use the projector.
■
Plug the power cable into the projector and a grounded electrical outlet.
■
The
Trigger out
port outputs a 12-volt DC signal
when the projector is turned on. This lets a central
control system monitor whether the projector is on
or off, and can be used to raise or lower your
projection screen automatically when the projector
is in use.
Connect a 3.5-mm mini jack to the port, as shown.
To enable the port, turn on the
Trigger Out
setting (see page 47).
■
To use an AV controller with the projector, connect a 9-pin null modem serial cable to
the
RS-232C
port. Refer to the table of ESC/VP21 command codes on page 69.