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Amplifier Tech AT1800 Series manual

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Table of contents for the manual

  • Page 1

    A T1 800 SERIES 2- T O 7-CHANNEL POWER AMPLIFIER OWNER’S GUIDE TRANSL A TING TECHNOL OG Y[...]

  • Page 2

    Safe ty Ins tructions W ARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. Read all the safety and operating instructions befor e connecting or using this unit. All warnings on the unit and in this operating manual should be adhered to. All operating and use instructions should be follo wed. Do not us[...]

  • Page 3

    T able of Contents Please Read First ............................................................ Pag e 2 Safe ty Instr uctions ........................................................ Page 2 T able of Contents .......................................................... Pag e 3 Introduction ...........................................................[...]

  • Page 4

    Pa ge 4 Getting to Know the Rear Panel A Audio Inputs Use the INPUT jacks to connect to the outputs of a preamplifier , receiver with preout connections, CD play er , or other control devices. B R emote Trigger Input Use the REMOTE TRIGGER jack to connect to a compatible preamplifier , source device, or other product with a 3.3-24VDC output. C Prod[...]

  • Page 5

    Connecting Y our Amplif ier When making connections between any source components and the amplifier , or when making connections to any speaker , be cer tain that both the input devices and the amplifier are turned off. T o assure that there will be no unwanted signal transients that can damage equipment or speakers, it is always best to unplug all[...]

  • Page 6

    Pa ge 6 Making Rear P anel Connections When connecting the amplif ier to y our source equipment, match the output channel designations on the rear of your source equipment to the input jacks on the rear panel of y our amplifier that have the same channel name. Correct polar ity connections are important to maintain proper speaker phasing. When maki[...]

  • Page 7

    Left Front Speaker Pa ge 7 Speaker Left Rear Speaker Left Surround Speaker essor Shown as a Typical Exam ple[...]

  • Page 8

    Power Contr ol Connections Y our amplifier featur es a built-in remo te tur n-on system that will automatically switch the amplifier on when another device in the system is switched on. Remote Turn-On Using Products Equipped With a Low V oltag e Trigger Jack Press the front panel pow er switch on the amplifier so that it is in the ON position. Then[...]

  • Page 9

    Problem Solutions Amplif ier will not turn on. Master Po wer Switch tur ned of f. Turn on Master Po wer Switch. Amplif ier will not turn of f. Remo te tr igger cable not proper ly connected. V erify connection of trigger cable at both ends. Amplif ier tur ns on, but no audio from one or more channels. Input plugs not connected to proper jack or are[...]

  • Page 10

    Pa ge 10 Suggestion #3: Ground loop problems may also be caused by poor g rounding of the electr ical system in your home, par ticularly when there are multiple components with three prong, grounded, pow er cords. Try unplugging these components one at a time, and see if one or all of them is causing the problem. The ultimate solution to this type [...]

  • Page 11

    Series AT1 800 Number of Channels 2 to 7 EIA 1kHz Output Power at 8 Ohms* 2 1 0 w atts EIA 1kHz Output Power at 4 Ohms* 3 1 5 watts FTC Full Bandwidth Output P ower at 8 Ohms** 1 80 watts FTC Full Bandwidth Output P ower at 4 Ohms** 2 70 watts Input Sensitivity for Full Rated Power 1 .6 V olts Fr equency Response at Rated Output 20Hz to 20kHz ±0.1[...]

  • Page 12

    90-Day Limited Warranty T erms and Conditions (7-Y ear Optional Extended W ar ranty) This ATI product is warranted against defects in materials and w orkmanship for 90 days from the date of purchase by t he original owner . The date of purchase shall be established by the or iginal owner presenting to the ATI Customer Ser vice F acility the origina[...]