Instruction/ maintenance manual of the product DM1720X Numark Industries
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Professional Disc Jockey Products DM1720X STEREO MIXER OWNER’S MANUAL NUMARK INDUSTRIES 11 Helmsman Road, North Kingstown RI 02852 http://www.numark.
DM1720X Safety Information and Product Registration CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE ANY COVER. NO USER- SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ONLY.
DM1720X NUMARK DM1720X STEREO MIXER INDEX Safety Information Page 2 Product Registration Introduction and Features Page 4 Precautions Page 5 Front Panel Diagram Page 6 Rear Panel Diagram Page 8 Connec.
DM1720X CONGRATULATIONS! You have purchased the DM1720X Stereo Mixer by Numark. This equipment features all new circuitry and the latest in manufacturing and design technology to give you greater quality and better reliability than ever before. The DM1720X Preamp Mixer has been designed by DJs for DJs.
DM1720X IMPORTANT INFORMATION... Please read this entire manual before connecting the DM1720X to your system. For optimum performance: • Always make sure that AC power is OFF while making any connections. • Do not use excessively long cables (i.e.
DM1720X DM1720X FRONT PANEL DIAGRAM... 1 2 3 5 6 7 8 9 10 13 14 11 15 16 17 18 19 20 21 4 12 1. Channel Input Gain/Trim/Attenuation Controls . These control the sensitivity of the inputs for Channels 1-4. Use these whenever a particular source causes overload of the preamp inputs.
DM1720X 9. The Crossfader In/Out Pushbutton defeats the entire Crossfader function but leaves the Kill functions active. 10. The replaceable Crossfader achieves clean segues between two selected input channels. 11. The Crossfader Channel Assign switches determine which channels the crossfader will segue between.
DM1720X DM1720X REAR PANEL DIAGRAM... 1 2 3 4 6 7 9 7 7 7 7 9 9 11 10 5 1. GND is the grounding lug for turntables 1, 2 and 3 (phono inputs on Channels 1, 2 and 3). Always use this connection (your turntable cable should have a grounding wire). 2. The Stereo Main Outputs are low-impedance RCA connectors controlled by the Master fader.
DM1720X Instructions for Connection.... 1. Be sure the POWER is OFF. All connections should be made before the unit is turned on. Always remember “Turn Amps on last and off first!” 2. Use appropriate cables throughout your system: quality shielded audio cables, low capacitance preferred.
DM1720X SPECIFICATIONS... INPUTS: Line: 47k Ω input impedance 78mV rms sensitivity (for 1.22 V output) Mic: 10k Ω input impedance balanced/unbalanced 3 mV rms sensitivity (unbalanced for 1.
DM1720X BLOCK DIAGRAM... Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 11 http://www.numark.com.
Professional Disc Jockey Products Warranty and Service Information Numark Industries, LLC and Numark International, Inc. (hereafter “Numark”) warrants each new product manufactured and/or supplied.
An important point after buying a device Numark Industries DM1720X (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Numark Industries DM1720X 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 Numark Industries DM1720X - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Numark Industries DM1720X you will learn all the available features of the product, as well as information on its operation. The information that you get Numark Industries DM1720X will certainly help you make a decision on the purchase.
If you already are a holder of Numark Industries DM1720X, 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 Numark Industries DM1720X.
However, one of the most important roles played by the user manual is to help in solving problems with Numark Industries DM1720X. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Numark Industries DM1720X 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
