Amplifier Tech AT3000, AT2000 manual Main Circuit Breaker, ATI Service Information, Troubleshooting

Models: AT3000 AT2000

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Main Circuit Breaker

Your amplifier is supplied with a heavy-duty magnetic circuit breaker. If power to your amplifier is interrupted, inspect the circuit breaker on the rear of the unit. If the circuit breaker is in the off position you may reset it to the on position to restore AC power. If the circuit breaker immediately trips to the off position, unplug the amplifier from the AC power source and contact the ATI Service Department.

WARNING: Always turn off the amplifier and unplug the power cord before making any electrical connections.

ATI Service Information

The AT2000/AT3000 series do not contain any user serviceable parts inside. If you suspect a problem that may require service assistance, contact us at amptech@ix.netcom.com, or by phone at 888-777-8507. It is important that only an authorized service agent carry out any repairs. This will assure proper service and preserve the protection of your Limited Warranty. Keep your sales slip or receipt in a safe place with this manual so that it will be available to verify the purchase date, should you experience a problem covered by our warranty.

Protection Circuitry

Care and Maintenance

Your ATI amplifier uses an advanced optically coupled

Cleaning

protection circuit that does not require fuses and is completely

When the unit becomes dirty, wipe it with a clean, soft, dry

isolated from the audio path. In the event that the amplifier

cloth. If necessary, first wipe the surface with a soft cloth

senses a shorted speaker wire the protection circuit will

slightly dampened with mild soapy water, then with a fresh

engage shutting down the output and will sample the state of

cloth dampened with clean water. Wipe dry immediately with

the amplifier every 7 seconds (nominal). The output will be

a dry cloth. NEVER use benzene, thinner, alcohol or any other

cut off as long as the short exists. The amplifier will begin to

volatile cleaning agent. Do not use abrasive cleaners, as they

operate normally after the shorted situation is repaired.

will damage the finish of the metal parts. Avoid spraying

 

insecticide, waxes, polishing agents, or any aerosol product

If this should happen, first check all speaker wire connections,

near the unit.

both at the speakers themselves and at the speaker terminals

Troubleshooting

on the back of the amplifier to make certain that none of the

strands from any channel touch another channel, and that

 

none of the strands from a "positive" terminal touch those

Your ATI amplifier is designed for trouble free operation.

from a "negative" terminal. Even a few stray wire strands can

If you follow the instructions in this manual you should enjoy

cause the unit to go into the protection mode.

many years of high quality listening enjoyment. However, as

 

with any sophisticated electronic device, there may be

After checking all speaker connections, turn the unit back on.

occasional problems upon initial installation, or during the

If it continues to turn off, check your speakers to verify that

life of the unit. The items on the list below are a brief guide to

they are operating properly. If all other potential sources of

the minor problems that you may be able to correct yourself.

trouble check out properly, contact ATI for further assistance

If these solutions do not rectify a problem, or if the problem

and information.

persists, contact us for assistance.

Problem

Solutions

 

 

Amplifier will not turn on.

Master Power Switch turned off.

 

Turn on Master Power Switch.

 

 

Amplifier will not turn off.

Remote trigger cable not properly connected.

 

Verify connection of trigger cable at both ends.

 

 

Amplifier turns on, but no audio from one or more channels.

Input plugs not connected to proper jack or are loose.

 

Check input connections.

No audio from one or more channels.

Speakers not connected properly.

Check speaker connections at amp and speaker.

Audio levels differ.

Improper settings or output levels from processor or controller.

 

Check the settings on your preamp, processor or controller.

 

 

 

Audio plays, then cuts off.

Amplifier shorted.

 

Check speaker connections for short circuit at amp and speaker.

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Amplifier Tech AT3000, AT2000 Main Circuit Breaker, ATI Service Information, Protection Circuitry Care and Maintenance

AT3000, AT2000 specifications

Amplifier Tech is a renowned name in the audio engineering sphere, and its AT2000 and AT3000 models exemplify the brand's commitment to quality and innovation in sound amplification. These amplifiers are designed to cater to both professional audio applications and high-fidelity home use, offering a range of features that suit various needs.

The AT2000 model is characterized by its compact yet powerful design. It delivers a robust output of 2000 watts, making it suitable for small to medium-sized venues. One of the standout features of the AT2000 is its class D amplification technology, which ensures high energy efficiency while maintaining exceptional audio fidelity. With a wide frequency response, the AT2000 can reproduce a full spectrum of sounds, from deep bass to crisp highs, allowing for a rich listening experience.

Additionally, the AT2000 includes advanced thermal management systems that prevent overheating during prolonged use, ensuring reliability even in demanding situations. The amplifier also features built-in protection circuits that safeguard against short circuits, overloads, and temperature spikes, adding to its durability and longevity.

On the other hand, the AT3000 takes power and performance to the next level. With an output of 3000 watts, this amplifier is designed for larger venues and more demanding applications. It employs a higher-grade class D technology, optimizing the signal-to-noise ratio for clearer audio output. One notable upgrade in the AT3000 is its digital signal processing (DSP) capabilities, which allow users to fine-tune audio settings to match specific acoustics of any environment.

The AT3000 also comes equipped with multiple input options, including XLR, ΒΌ-inch, and RCA connectors, providing versatility for various sound sources. The intuitive user interface allows for straightforward operation, with adjustable thresholds for loudness and clarity. Furthermore, both the AT2000 and AT3000 feature lightweight and rugged construction, making them portable and stable for transport.

In conclusion, the Amplifier Tech AT2000 and AT3000 offer unparalleled performance for audio professionals and enthusiasts alike. From their innovative technologies to their robust features, these amplifiers stand out in the competitive landscape of audio equipment. Whether you're setting up for a live performance or enhancing your home audio system, the AT2000 and AT3000 provide the quality and reliability needed to deliver an exceptional sound experience.