Replacing the AC Power Fuse

1.Turn the unit off.

2.Disconnect the AC power cord.

3.Slide open the fuse drawer completely.

4.Remove and replace the fuse in the rear compartment.

5.Close fuse drawer completely.

6.Reconnect the AC power cord.

Note: Use fuse type 5 x 20 mm 1.0 Amp fast blow (IEC 127F).

Care and Maintenance

Great care has been taken to ensure that your ATP7500 preamplifier/processor is as flawless in appearance as it is in performance. The front panel is finished with a high-grade anodizing process for durability as well as beauty. It is best cleaned with a soft cloth dampened with a mild solution of liquid detergent and water, then with a fresh cloth dampened with clean water. Wipe dry immediately with a dry cloth.

CAUTION: UNDER NO CIRCUMSTANCES SHOULD A LYE SOLUTION, POWDERED CLEANSER OR ABRASIVE CLEANER BE USED ON THE UNIT. NEVER SPRAY LIQUIDS DIRECTLY ON THE UNIT.

ATI Service Information

In the event that the unit must be returned to the factory, an RMA (Returned Merchandise Authorization) number must be requested from Amplifier Technologies, Inc. prior to shipping the unit to ATI. Under no circumstances should the unit be shipped to ATI without prior authorization.

Please contact:	Amplifier Technologies, Inc.
	1749 Chapin Road
	Montebello, CA 90640
	Phone: 818-343-4777
	Email: sales@ati-amp.com

It is important that you include a note describing the exact problem you are experiencing with the unit so that our repair technicians may provide better service. The unit must be sent freight PREPAID to ATI and we will return it to you on a prepaid basis as long as a problem was found (continental U.S. only).

In order to assure its safety, use only the original packing carton. If you no longer have the proper packing materials, a duplicate set may be ordered for a minimal charge. Always ship via UPS of other approved carriers and add proper insurance coverage. Never ship you unit via Parcel Post.

	Troubleshooting	For Future Reference
	Your preamplifier/processor is designed for trouble free	For Future Reference
	Your preamplifier/processor is designed for trouble free	Model Number______________________________
	operation. If you follow the instructions in this manual you	Model Number______________________________
	should enjoy many years of high quality listening enjoyment.	Serial Number ______________________________
	However, as with any sophisticated electronic device, there	Serial Number ______________________________
	may be occasional problems upon initial installation, or	Date of Purchase ____________________________
	during the life of the unit. The items on the list below are a	Date of Purchase ____________________________
	brief guide to the minor problems that you may be able to	Where Purchased ___________________________
	correct yourself. If these solutions do not rectify a problem,	Where Purchased ___________________________
	or if the problem persists, contact us for assistance.
	Problem	Solutions

	No sound, Status indicator and display are OFF.	Check if AC power cord is securely plugged in.
		Check AC power fuse, replace if necessary.

NO sound, Status indicator and display are ON.

Check all RCA cables for proper connections. Verify correct source is selected.

Verify power amplifiers are turned on.

NO remote control function and Status indicator OFF.

Press Power button on the front panel. Verify the Status indicator turns red.

NO remote control function and Status indicator is red.

Press AVC button on remote first. Check to ensure batteries are installed.

Check if the IR receiver path (located inside the display lens) is blocked by any obstructions.

All functions work except in tuner mode.	Check if antenna cables are properly connected.
Audio path works fine but the video signal does not	Verify that all video and audio connections correspond to the
correspond to the program source or vice versa.	correct source legend on the rear panel.

Page 17

ATP 7500 specifications

The Legend Audio ATP 7500 is a standout audio powerhouse designed for audiophiles and professionals alike. Its impressive sound performance, combined with advanced technologies and elegant design, makes it an indispensable addition to any audio setup. This premium product boasts a plethora of features that elevate the listening experience to new heights.

At the heart of the ATP 7500 is a high-performance amplifier that delivers robust power output without compromising sound fidelity. With a total output power of 7500 watts, this amplifier can drive even the most demanding speakers effortlessly, ensuring crystal-clear sound reproduction across all frequencies. The built-in digital signal processing (DSP) allows users to tailor their audio experience, offering customizable presets for various genres and environments.

One of the standout features of the ATP 7500 is its cutting-edge Class D amplification technology. This design not only makes the amplifier lightweight and compact but also enhances energy efficiency. The resulting reduced heat generation means the ATP 7500 can run for extended periods without overheating, ensuring reliability during long listening sessions or live performances.

Connectivity is paramount in today’s audio landscape, and the Legend Audio ATP 7500 does not disappoint. It includes multiple input options, such as XLR, TRS, and RCA, enabling seamless integration with a variety of audio sources, from professional mixing consoles to home theater systems. Bluetooth connectivity further extends its versatility, allowing for wireless streaming from smartphones and tablets with ease.

Another important feature of the ATP 7500 is its advanced protection circuitry, designed to safeguard both the amplifier and connected speakers from damage during operation. This built-in technology prevents overheating, short-circuits, and DC offsets, ensuring peace of mind while pushing the system to its limits.

The build quality of the ATP 7500 is exceptional, featuring a rugged chassis that is both durable and aesthetically pleasing. The intuitive front panel includes clearly labeled controls and LED indicators, allowing for easy operation and adjustments on the fly.

In summary, the Legend Audio ATP 7500 stands out with its powerful output, advanced Class D technology, versatile connectivity, and exceptional build quality. Whether used in a home studio, live performance, or as part of a home theater system, it offers an unparalleled audio experience that will satisfy even the most discerning listeners.