Meyer Sound Self-Powered Loudspeakers UM-100P manual

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First and foremost, an user manual of Meyer Sound Self-Powered Loudspeakers UM-100P should contain:
- informations concerning technical data of Meyer Sound Self-Powered Loudspeakers UM-100P
- name of the manufacturer and a year of construction of the Meyer Sound Self-Powered Loudspeakers UM-100P item
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- safety signs and mark certificates which confirm compatibility with appropriate standards

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Table of contents for the manual

  • Page 1

    Operating Instructions UM-P Series UM-1P and UM-100P Self-Powered Loudspeakers Copyright © 1997 Meyer Sound Laboratories, Inc. All rights reserved Part #: 05.079.008.01 Rev B (Serial Numbers 981000 and above)[...]

  • Page 2

    Contents Symbols Used Introduction .......................................................... 3 AC Power ............................................................. 4 The Modular Rear Panel ..................................... 5 Amplification, Limiting, and Cooling System .... 6 Example Application ........................................... 7 V[...]

  • Page 3

    ! Introduction The Integrated Design The Meyer UM-P Series (UM-100P , UM-1P) self- p ow e re d stage monitors are composed of: • one 12-inch cone driver and one 3-inch diaphragm compression driver; • phase-corrected, optimized control electronics; • a two-channel amplifier (350 W rms /ch). The drivers, control electr onics, and amplifier are [...]

  • Page 4

    " to compensate for hostile conditions o n the AC mains: • suppresses high voltage transients up to several kilovolts • filters EMI (radio frequencies and noise present on the AC line) • sustains operation during low-voltage periods, which minimizes audio discontinuity • provides soft-start power-up, which eliminates high inrush curren[...]

  • Page 5

    # Power Connector Wiring Use the following AC cable wiring diagram to create international or special-purpose power connectors: brown = hot blue = neutral yellow/green = earth ground (chassis) AC cable color code If the colors referred to in the diagram don't corr espond to the terminals in your plug, use the following guide- lines: • Connec[...]

  • Page 6

    $ Looping, Polarity, and Attenuating Audio Input Module This module has a balanced, female XLR audio input connector , a male XLR loop connector , an input polarity switch, and a level attenuator knob. W ith the input polarity switch in the up (+) position, pin 2 is hot relative to pin 3, r esulting in a positive pressur e wave when a positive sign[...]

  • Page 7

    % Power Supply Fan The power supply is cooled by a single small internal fan that turns on low when the unit is first po we red up . The fan doubles its speed as the system is driven with audio. Since the fan draws air in fr om, and exhausts it out the side of the cabinet, there mus t be at least six inches on the amplifier’s side of the cabinet [...]

  • Page 8

    & Verifying Polarity Incorrect driver polarity impairs system performance and may damage the drivers. All Meyer Sound loud- speakers are shipped with the drivers in corr ect align- ment. If the driver or cir cuit wiring has been removed or disassembled i t i s essential to check the polarity between adjacent monitors and between dr iv ers and b[...]

  • Page 9

    ' 4. Send the audio signal to another speaker to insur e signal presence and that the level is within the proper range. T urn the source level down befor e reconnecting the audio input and incr ease the level slowly to avoid a sudden blast of sound. 5 . If possible, monitor the audio source with headphones. Hum or noise is produced by the spea[...]

  • Page 10

     • T o reduce the risk of electric shock, disconnect the loud- speaker from the AC mains befor e installing audio cable. Reconnect the power cord only after making all signal connections. • Connect the loudspeaker to a two-pole, three wir e grounding mains receptacle. The receptacle must be connected to a fuse or circuit breaker . Connect[...]

  • Page 11

     Rear Panel and Optional Modules The user panel and optional modules are described on page 5 of this guide. User Panel with RMS option and standard Looping Audio Input Module. Looping, Polarity , and Attenuating Input Module. Summing Audio Input Module On / T emp . Summing Inputs 24VFan - + Inputs Limit Earth / Chassis Case 220k Ω 1k Ω Ea[...]

  • Page 12

     (in inches) Dimensions Meyer Sound Laboratories, Inc. 2832 San Pablo Avenue Berkeley, California 94702 Telephone: 510 - 486 - 1166 FAX: 510 - 486 - 8356 E-mail: techsupport@meyersound.com http://www.meyersound.com Contact Information 16.5 22.4 16.5 22.4 UM-100P F ront 16.5 9.99 UM-P Bac k UM-1P F ront 12.6 UM-P T op 52 13.8 16.9 AC Input 100-24[...]