Instruction/ maintenance manual of the product UM-1P Meyer Sound
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Operating Instructions UM-P Series UM-1P and UM-100P Self-Powered Loudspeakers Copyright © 1997 Meyer Sound Laboratories, Inc. All rights reserved Part #: 05.
Contents Symbols Used Introduction .......................................................... 3 AC Power ............................................................. 4 The Modular Rear Panel ..................................... 5 Amplification, Limiting, and Cooling System .
! 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).
" 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) • su.
# 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 cabl.
$ 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.
% 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.
& 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.
' 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.
• 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.
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 .
(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.
An important point after buying a device Meyer Sound UM-1P (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Meyer Sound UM-1P yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Meyer Sound UM-1P - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Meyer Sound UM-1P you will learn all the available features of the product, as well as information on its operation. The information that you get Meyer Sound UM-1P will certainly help you make a decision on the purchase.
If you already are a holder of Meyer Sound UM-1P, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Meyer Sound UM-1P.
However, one of the most important roles played by the user manual is to help in solving problems with Meyer Sound UM-1P. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Meyer Sound UM-1P along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
