Crestron MPS-250 Multimedia Presentation System 250
Connectors, Controls & Indicators
# CONNECTORS1,
CONTROLS &
INDICATORS
DESCRIPTION
1 NET LED (1) yellow LED, indicates Cresnet bus activity.
2 MSG LED (1) yellow LED, illuminates when a message is
present in the message log. To view the
contents of the message log, use the front
panel buttons or Crestron Toolbox™.
3 & 4 RESET BUTTONS HW-R – Initiates system hardware reset.
SW-R – Pressing this in combination with the
HW-R button performs a system restart without
loading the program. Pressing it alone
momentarily while the system is running
restarts the program.
5 COMPUTER
Pin 1 Pin 2
Pin 4 Pin 3
(1) USB Type B female; USB 1.1 computer
console port (cable included)
PIN DESCRIPTION
1 +5 VDC
2 Data -
3 Data +
4 Ground
6 PROGRAM OUT (L/R)
(1) 5-pin 3.5 mm detachable terminal block;
Balanced/unbalanced stereo line-level output
Output Impedance: 200 ohms balanced,
100 ohms unbalanced
Maximum Output Level: 4 Vrms balanced,
2 Vrms unbalanced
7 AUDIO INPUTS 1-5
(5) 5-pin 3.5 mm detachable terminal blocks
Balanced/unbalanced stereo line-level inputs
Input Impedance: 24k ohms
balanced/unbalanced
Balanced Input Level: -20 to +12 dBV;
4 Vrms maximum
Unbalanced Input Level: -20 to +6 dBV;
2 Vrms maximum
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Operations Guide – DOC. 6647A Multimedia Presentation System 250: MPS-250 • 13