Instruction/ maintenance manual of the product SPA 1400 Nady Systems
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AMPLIFIERS SP A Series Stereo Power Amplifiers OWNER’S MANUAL.
SP A SERIES STEREO POWER AMPLIFIER Offering top power , superior performance and full professional operating features in a roadworthy compact chassis, the SP A Series are perfect for even the most demanding sound reinforcement installation and touring applications.
W ARNING IMPORT ANT SAFETY INSTRUCTIONS When using this electronic device, basic precautions should always be taken, including the following: 1. Read all instructions before using the product. 2. Do not use this product near water (e.g., near a bathtub, washbowl, kitchen sink, in a wet basement, or near a swimming pool, etc.
1. POWER SWITCH T o turn the unit ON or OFF , press the upper or lower portion of this button. Before turning on the amplifier , check all connections and turn down the level controls. A momentary muting is normal when turning the amplifier on or off.
6 FRONT AND REAR CONTROLS 11. BALANCED INPUT CONNECTORS (1/4” TRS & XLR) These 1/4 ” (6.3mm) TRS (T ip/Ring/Sleeve) phone jacks and XLR jacks are compatible with balanced inputs and are wired as T ip/Pin 3 = (+), Ring/Pin 2 = (-), and Sleeve/Pin 1 = Ground.
7 INST ALLA TION Rack Mounting The SP A Series amplifiers are designed for standard 19 ” rack mounting as well as “ stack ” mounting without a cabinet.
The following instructions describe the most common ways to install your amplifier into a sound system. 1. T urn off the amplifier power switch before making any connections. 2. The SP A Series amplifiers maybe operated in one of three modes (stereo, bridged-mono, and parallel mono).
• Parallel (Mono) Mode T o put the amplifier in parallel-mono mode, first turn the amplifier off, then slide the mode selector switch (13) to the left “ P ARALLEL (MONO) ” position and properly connect the input/output wiring as shown. A signal into any input jack will drive both channels directly .
10 BLOCK DIAGRAM.
11 SPECIFICA TIONS POWER SPECIFICA TIONS SP A 850 SP A 1400 SP A 2400 2 Ω 425 800 1400 EIA out power 4 Ω 350 + 350 500 + 500 750 + 750 1Hz, THD maximum 1% 8 Ω 200 + 200 300 + 300 500 + 500 Both channels Bridged 8 Ω 600 1000 1600W 4 Ω 850 1400 2400 ELECTRICAL SPECIFICA TIONS SP A 850 SP A 1400 SP A 2400 INPUT SENSITIVITY 1.
NADY SYSTEMS, INC. • 6701 SHELLMOUND STREET , EMER YVILLE, CA 94608 T el: 510.652.2411 • Fax: 510.652.5075 • www .nadywir eless.com SERVICE FOR YOUR NADY AUDIO PRODUCT (U.S.) Should your NADY AUDIO product require service, please contact the Nady Service Department via telephone at (510) 652-241 1, or e-mail at service@nadywireless.
An important point after buying a device Nady Systems SPA 1400 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Nady Systems SPA 1400 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 Nady Systems SPA 1400 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Nady Systems SPA 1400 you will learn all the available features of the product, as well as information on its operation. The information that you get Nady Systems SPA 1400 will certainly help you make a decision on the purchase.
If you already are a holder of Nady Systems SPA 1400, 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 Nady Systems SPA 1400.
However, one of the most important roles played by the user manual is to help in solving problems with Nady Systems SPA 1400. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Nady Systems SPA 1400 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
