Instruction/ maintenance manual of the product EQU Series Nilfisk-ALTO
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EQU Series LTO R www .altoproaudio.com V ersion 2.0 Dec. 2002 English 15/31 Band Graphic Equalizer User's Manual.
1 SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Protective Ground T erminal AC mains (Alternating Current) Hazardous Live T erminal ON: Denotes the product is turned on. OFF: Denotes the product is turned off. W ARNING Describes precautions that should be observed to prevent the possibility of death or injury to the user .
2 Preface Dear Customer: Thank you very much. L TO AUDIO TEAM Thanks for choosing L TO Graphic Equalizer and thanks for choosing one of the results of L TO AUDIO TEAM job and researches. For our L TO AUDIO TEAM, music and sound are more than a job...are first of all passion and let us say .
T ABLE OF CONTENT 1. INTRODUCTION ...................................................................................................................................4 2. FEA TURE LIST ...................................................................
4 EQU131 Front Panel EQU215 Front Panel EQU2215 Front Panel 1 1 2 6 8 5 7 13 12 2 6 8 5 7 13 12 1. INTRODUCTION EQU Series Graphic Equalizers include the following seven models: EQU131 - EQU215 - EQU2.
5 EQU231TWIN 20 31.5 50 100 200 500 1.25K 2.5K 6.3K 12.5K 25 40 80 160 400 1K 2K 5K 10K 63 125 315 800 250 630 1.6K 4K 3.15K 8K 16K 20K LEVEL Channel One Channel T wo Dual 31 Band Graphic Equalizer 20 31.5 50 100 200 500 1.25K 2.5K 6.3K 12.5K 25 40 80 160 400 1K 2K 5K 10K 63 125 315 800 250 630 1.
6 1 1.VU meter This VU meter is used to indicate the output level. 12.High pass LED When the High pass filter (40Hz/12dB) is in active, this LED will light. 14.Output level meter This output level meter is used to indicate the output level. 3.2 The Rear Panel 13.
15. XLR input and output connector.
8 18. Ground lift switch 4. INST ALLA TION & CONNECTION 4.1 Mains Connection Please ensure that the EQU Series Graphic Equalizer is set to the correct supply voltage before plugging the power cord into the wall outlet, use the same fuse as marked on the fuse holder at the AC power connection socket.
9 - Insert Points Connection 4.3 Rack Mounting - In Line Connection For these applications the EQU Series Graphic Equalizer provides 1/4" TRS connectors, XLR connectors and RCA connectors to easily interface with most any professional audio device.
CDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABC Human hearing range VOCAL 25 31 40 50 62 80 100 125 160 200 250 320 400 500 640 800 1K 1.
11 5.2 Equalizer In Sound Reinforcement Systems The EQU Series Graphic Equalizers can be used in the sound reinforcement systems to: Eliminate unwanted sounds, such as the 60Hz Hum noise. Shape the sound by changing the frequency response of the track.
12 T ype E QU131 EQU215 EQU2215 EQU131VU EQU231VU / 231LED 2 15 Band: 2/3 octave , ISO spacing (1H series) 2 15 Band: 2/3 octave , ISO spacing (2H series) 1 31 Band: 1/3 octave , ISO spacing (1H series) 2 31 Band: 1/3 octave , ISO spacing (2H series) 6.
13 7. W ARRANTY 1. W ARRANTY REGISTRA TION CARD T o obtain Warranty Service, the buyer should first fill out and return the enclosed W arranty Registration Card within 10 days of the Purchase Date.
SEIKAKU TECHNICAL GROUP LIMITED No. 1, Lane 17, Sec. 2, Han Shi W . Road, T aichung, 401 T aiwan http://www .altomobile.com T el: 886-4-22313737 email: info@altomobile.
An important point after buying a device Nilfisk-ALTO EQU Series (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Nilfisk-ALTO EQU Series 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 Nilfisk-ALTO EQU Series - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Nilfisk-ALTO EQU Series you will learn all the available features of the product, as well as information on its operation. The information that you get Nilfisk-ALTO EQU Series will certainly help you make a decision on the purchase.
If you already are a holder of Nilfisk-ALTO EQU Series, 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 Nilfisk-ALTO EQU Series.
However, one of the most important roles played by the user manual is to help in solving problems with Nilfisk-ALTO EQU Series. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Nilfisk-ALTO EQU Series 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
