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Lencore MPI-2 LOCAL User Manual

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USER
MANUAL
MPI-2 LOCAL RACK UNIT

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Summary of Contents for Lencore MPI-2 LOCAL

  • Page 1 USER MANUAL MPI-2 LOCAL RACK UNIT...

  • Page 2: Table Of Contents

    MPI-2 Local Rack Unit Contents MPI-2 Local Rack Unit ....................... 1 Overview ............................2 Features and Capabilities ........................ 2 Inputs ............................2 Output ............................2 LEDs ............................. 2 Front Panel ............................3 Rear View ............................4 Wiring .............................. 5 To Global MPI ..........................5 Microphone Input........................
  • Page 3 Adding a Global MPI-2....................... 16 Overview The Local MPI-2 rack unit is Lencore’s music and page interface (MPI) to be used for iNET systems. The MPI-2 is capable of zoned or all-call paging as well as background music. Paging can be made via any telephone on the network or a microphone.

  • Page 4: Mpi-2 Local Rack Unit

    MPI-2 Rack Unit Lencore’s Music Page Interface (MPI) Rack Unit replaces all the bulky headend equipment that that is associated with music and paging systems. With the MPI, there is no need for additional cable home runs, amplifiers, separate equalizers, special switching equipment or matching vendors for compatible product interfaces.

  • Page 5: Overview

    Features and Capabilities • Front panel LEDs. Various front panel LEDs indicate various functions and activity of the unit. • Analog phone input. • Built-in speaker for testing/troubleshooting. • Audio Test button. The Audio Test button is used to play pre-recorded music for testing/troubleshooting the paging lines.

  • Page 6: Front Panel

    Front Panel 6. Page On/Off 1. Power LED The power LED indicates power to the Used to start and stop a page for audio unit. connected to the MIC input. 7. Status/Page On LEDs 2. Activity LEDs The Status LED will flash while the unit The activity LEDs indicate LON activity.

  • Page 7: Rear View

    Rear View 11. To Global MPI 17. Break Tones Connect an RJ45 cable to the optional The break tones input is used to trigger Global MPI. break tones. 12. MIC 18. Doorbell The 5-position MIC input is for a The doorbell input is used to trigger microphone input.

  • Page 8: Wiring

    Wiring To Global MPI The addition of a Global MPI-2 is optional. The Global MPI-2 allows the user to page all buildings with a Global MPI-2 simultaneously. The “To Global” MPI connector is for communicating to the Global MPI. Wire the “TO GLOBAL MPI” to the Global MPI’s “TO LOCAL MPI”...

  • Page 9: Microphone Rca Input

    Microphone RCA Input The Microphone RCA input allows a line-level microphone input to be used for paging. Connect a line-level microphone signal to the MIC RCA connector using an RCA cable. Music Input The Music input is for background music. Connect a line-level music source to the MUSIC input using an RCA cable.

  • Page 10: Data

    Data The Data connector is used for communicating to the head-end and to the OP. Connect the “HE” to the head-end “TO OP” connector using an RJ45 cable. Connect the “OP” to the OP Data In connector using an RJ45 cable. PINS - 568 B ORANGE|WHITE ORANGE...

  • Page 11: Doorbell

    Doorbell The Doorbell input connector is used to trigger one of two doorbell chimes. Connect a normally open dry contact to “1” and “C1” for doorbell chime #1 and/or “2” and “C2” for doorbell chime #2 using 16 AWG wire. Message Triggers The Message Triggers input connector is used to trigger one of three pre- recorded messages.

  • Page 12: Gnd (Audio Com)

    GND (Audio Com) The GND (Audio Com) connector is the audio return for the system. Connect a single 16 AWG wire from the GND (Audio Com) to the head-end GND and to the OP GND (Audio Com). AC Input Connect the supplied IEC power cord to the AC Input. The unit is rated ate 100- 240VAC.

  • Page 13: Activity

    Activity The activity LEDs indicate LON activity. The LEDs will be flickering under normal activity. LON is the communication protocol for the iNET system. Source Selected The Source Selected LEDs indicate which source (5 for music, 6 for paging) has been selected to be played through the internal speaker.

  • Page 14: Audio Test Pushbutton

    Audio Test pushbutton The audio test pushbutton is used to play a pre-recorded music clip over the paging lines. This is used for testing and troubleshooting purposes. Press the Audio Test button one and the Status LED will blink while a pre-recorded sound clip plays over the speakers using the paging lines.

  • Page 15: Audio Level (Page/Music) Leds

    Audio Level (Page/Music) LEDs The Audio Level LEDs indicate the audio level input for the paging and music signals. Low (yellow) indicates a low audio level, Good (green) indicates a good audio level, and Clip (red) indicates am audio level that is too high, and clipping is occurring.

  • Page 16: Input Music Volume Potentiometer

    Input Music Volume potentiometer The Input Music Volume potentiometer allows the music input to be adjusted to maintain a good music level indicated by a green LED for the Audio level LEDs. Adjustments can be made by a small flat blade screwdriver. The potentiometer is a single-turn potentiometer.

  • Page 17: Operation

    4. Wait for a tone from the MPI then make the page. Hang up the phone receiver when the page is complete. The Status LED will turn off. Note: The zones must be configured with Lencore’s System Manager or Reports software.

  • Page 18: Direct Mic Connection

    3. Release the MIC key when the page is complete. Microphone RCA connection 1. Connect a MIC to Lencore’s MIC pre-amplifier. 2. Connect the audio output of the MIC pre-amp to the MIC RCA audio input of the MPI-2. 3. Press the MIC key and make the page.

  • Page 19: Internal Speaker Source Select

    MPI-2 Global “To Local” using an RJ45 cable. A single conductor ground wire is also required from the MPI-2 Local GND to the MPI-2 Global GND. The Global MPI-2 adds a second all-call only phone page input and a second all-call MIC page input to the system.
  • Page 20 Woodbury, NY 11797 516-682-9292 info@lencore.com www.lencore.com The information contained herein is proprietary to Lencore Acoustics Corp. and copyright protected. No part of this manual can © be copied, used or distributed without prior authorization from Lencore Acoustics Corp. Copyright 2020...

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