Multimedia Presentation System 250
Crestron
MPS-250
Connectors, Controls, & Indicators (Continued)
#
CONNECTORS
1
,
CONTROLS &
INDICATORS
DESCRIPTION
17
IR/SERIAL OUT
(4) 2-pin 3.5 mm detachable terminal blocks,
IR/Serial output ports; IR output up to
1.2 MHz; One-way serial TTL/RS-232
(0-5 Volts)
2
up to 9600 baud
18
IR IN
(1) 3-pin 3.5 mm detachable terminal block;
For connection of the CNXRMIRD IR
Receiver (sold separately);
Allows IR wireless control from Crestron or
third-party remotes using RC-5 IR commands.
19
VOLUME CONTROL
(1) Continuous turn rotary encoder, adjusts
menu parameters, defaults to program audio
volume
20
RGB DIP SWITCHES
(3) Banks of DIP switches (one per RGB
input) for configuring the horizontal and
vertical sync impedances of each RGB input.
Each bank of DIP switches can also be
configured to simulate the presence of a
monitor to RGB outputs that require a monitor
to be connected. For more information, refer
to “Configure the RGB Input Ports” on page
28.
21
INPUT
(1) 5-pin 3.5 mm detachable terminal block;
Comprises (4) digital/contact closure inputs;
Rated for 0-24 Volts DC, referenced to GND;
Input Impedance: 2.2k ohms pulled up to
5 Volts DC;
Logic Threshold: 2.5 Volts DC nominal with
1 Volt hysteresis band
22
RELAY
(1) 8-pin 3.5 mm detachable terminal block;
Comprises (4) normally open, isolated relays;
Rated 1 Amp, 30 Volts AC/DC;
MOV arc suppression across contacts
23
FUNCTION BUTTONS
(5) pushbuttons and red LEDs, programmable
for any control system function. When using
the out-of-the-box functionality, the buttons
control the projector screen and lighting (if
connected).
24
INPUT BUTTONS
(6) pushbuttons and red LEDs, select input to
be routed.
(Continued on following page)
16
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Multimedia Presentation System 250: MPS-250
Operations Guide – DOC. 6647A
