Instruction/ maintenance manual of the product MX-70 MK Sound
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Miller & Kreisel Sound Corporation 10391 Jefferson Boulevard Culver City, CA 90232 USA (310) 204-2854 FAX (310) 202-8782 © 1994 MILLER & KREISEL SOUND CORP.
page 2 powered subwoofers T ABLE OF CONTENTS 1. SAFETY INSTRUCTIONS.............................................................................3 2. INTRODUCTION..........................................................................................
pa ge 3 powered subwoofers 1. SAFETY INSTRUCTIONS 1. READ INSTRUCTIONS - All safety and operating instructions should be read before this product is operated. 2. RETAIN INSTRUCTIONS - The safety and operating instructions should be retained for future reference.
page 4 powered subwoofers 2. INTRODUCTION Congratulations! You have just made perhaps the most exciting and dramatic addition that you could make to your audio or audio/video system. The new dimension of deep and powerful bass provided by your M&K Subwoofer will thrill and excite you.
pa ge 5 powered subwoofers Look at the back panel of the Subwoofer. You will see two RCA input jacks labelled "FROM PREAMP," and two sets of speaker wire input terminals labelled "FROM AMPLIFIER" and "TO SPEAKERS." You must choose to use either the speaker wire inputs or the RCA jack inputs .
page 6 powered subwoofers You now have two options for connecting your Satellite speakers. SA TELLITE SPEAKER WIRING OPTION 1 With this option, you connect the wiring for the Satellites directly to the Subwoofer. There is no performance advantage with this method, but it may require less speaker wire and be more convenient.
pa ge 7 powered subwoofers FIGURE 2 - SA TELLITE SPEAKER WIRING OPTION 1 (ALSO SHOWS USE OF THE V-125's HIGH-LEVEL HIGH-PASS FILTER) If your Amplifier has two sets of speaker outputs (e.g., A and B), you can connect the Satellites to one set and the Subwoofer to the other.
page 8 powered subwoofers Unless you have a V-125, a full-range signal (including deep bass) is fed to your Satellites. To roll off (filter) the signal fed to the Satellite speakers to achieve true biamplification, you must: 1. Have a separate amp and preamp OR a receiver or integrated amp that allows you to separate its amp and preamp stages.
pa ge 9 powered subwoofers the left Subwoofer and the right interconnect cable to the right Subwoofer. WIRING WITH THE LP-1S & VF-100 ELECTRONIC HIGH-P ASS FIL TERS The M&K LP-1S and VF-100 El.
page 10 powered subwoofers PLUGGING IN THE SUBWOOFER Once all the speaker wires or preamp interconnect cables are in place, you are ready to plug in the Subwoofer. Set the "BASS LEVEL" control to "MIN". Then plug the AC cord in. You should hear a thump from the Subwoofer.
pa ge 11 powered subwoofers Now listen to the same musical passage as you did earlier, concentrating on the mid-bass region. If you hear less bass, the original connections were correct. If you hear more bass, the new connections are correct. If you have two Subwoofers, perform one test for each Subwoofer.
page 12 powered subwoofers the "BASS LEVEL" control slightly higher. 8. FINE-TUNING SUBWOOFER PLACEMENT If you have the physical space in your room and the interest to experiment with the placement of your Subwoofer, you may be able to optimize its location and sound.
pa ge 13 powered subwoofers In some cases, however, you may prefer the subwoofer set to a higher playback level for video sources. This may occur when video sources (especially older films and some television) have very little deep bass present.
page 14 powered subwoofers . producing a "boomy" sound if it is located in a corner. Always try the subwoofer first in a corner. If it sounds "boomy," move it a few feet out of the corner.
pa ge 15 powered subwoofers c. Check the red LED on the Subwoofer's back panel. If the LED is not lit, check the AC fuse next to the LED. Unplug the Subwoofer before changing the fuse. See instructions on Page 15. If the element inside the fuse is broken, replace the fuse.
page 16 powered subwoofers probably coming from another component. Hum can also be caused by AC ground loops. If the Subwoofer is plugged into a separate AC outlet, try plugging it into the same outlet used for your amplifier or receiver, or reverse the polarity of its AC plug.
An important point after buying a device MK Sound MX-70 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought MK Sound MX-70 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 MK Sound MX-70 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, MK Sound MX-70 you will learn all the available features of the product, as well as information on its operation. The information that you get MK Sound MX-70 will certainly help you make a decision on the purchase.
If you already are a holder of MK Sound MX-70, 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 MK Sound MX-70.
However, one of the most important roles played by the user manual is to help in solving problems with MK Sound MX-70. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device MK Sound MX-70 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
