Instruction/ maintenance manual of the product LF-4215 QSC
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*TD-000141-00* Cinema Loudspeaker Sy stems User Manual LF-4215 and LF-4215-8 Low Frequenc y Loudspea kers Introduction The LF-4215 dual 15” (381mm) low frequency enclosure is designed specific ally for cinema applications.
Connections Normal Connecti on The LF-4215 has barrier strip screw termi- nals for connection. The terminals accept up to #10 AWG stranded loudspeaker wir- ing.
LF-4215 Specifications (subject to change w ithout notice) Frequency Range: 38 - 1300 Hertz (±3 dB) 30 - 1400 Hertz useable range (-10 dB) Nominal Coverage: 100° horizontal X 55° vertical at 600 Hertz Maximum Output: 134.
Warranty (USA only; ot her countries, see your dealer or distributor) Disclaimer QSC Audio Products, Inc. is not liable for any damage to amplifiers, or any other equipment that is caused by negligence or improper installation and/or use of this loudspeaker product.
An important point after buying a device QSC LF-4215 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought QSC LF-4215 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 QSC LF-4215 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, QSC LF-4215 you will learn all the available features of the product, as well as information on its operation. The information that you get QSC LF-4215 will certainly help you make a decision on the purchase.
If you already are a holder of QSC LF-4215, 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 QSC LF-4215.
However, one of the most important roles played by the user manual is to help in solving problems with QSC LF-4215. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device QSC LF-4215 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