Atlantic Technology SP-8000 Руководство по эксплуатации - Страница 13

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Instruction Manual

is less sensitive at the frequency extremes (deep bass and very high

sounds).In order to compensate when you must play the system at lower

volume levels,EQ4 has been designed to raise the overall bass output of

the sub slightly.The result will be a fuller and richer sounding bass at low

volumes.EQ4 is designed for both music and movies.It can also be used

to help compensate for lack of bass at the listening position.

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REF - This resets the EQ to flat response and the also resets the volume

trim to 0dB.

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button results in a 1dB change above or below the preset reference set

with the BASS LEVEL control.The LEVEL TRIM readout on the ampli-

fier indicates the level of adjustment in dB.

Pressing the MUTE button turns off the volume of the Subwoofer.Press-

ing it again returns the volume to its previous setting.

Direct Access Connector

Located on the rear panel, this port and the corresponding male plug

(shipped installed in the port) is for use with a hard wired remote control

system using electronic or mechanical switching.Each contact function

is labeled.To access the control functions use a normally open connec-

tion.Momentary closure will activate each function.The LEVEL TRIM

function will respond in 1dB steps to a single contact closure while con-

Problem

No bass output

Audible buzz or hum

LEVEL TRIM and MUTE

- The  and  buttons let you

change the total output level of

your subwoofer to compensate for

soundtrack variations and your per-

sonal preferences. Each push of the

Possible Cause

AC power cord unplugged or

plugged into a non-working outlet.

Input cables not securely

connected or defective.

Input cable not securely connected

or defective.

Ground loop through antenna or

cable TV system input.

stant closure will result in continuous steps to the maximum of ± 10dB.

The REF EQ and REF volume reset functions each have their own set

of contacts.

Care of Your SP-8000

The preamplifier can be wiped with a clean, dry cloth. If necessary, you

can clean the front panel with a soft cloth moistened with mild window

cleaner or dampened slightly with water.

IMPORTANT: SAVE YOUR BOXES! If you can do so, save the car-

ton, packing pieces and plastic bags that came with your SP-8000.

They will be useful in case you move or have to ship your system

for any reason. In any case, save all packing materials until you are

certain that the system has suffered no damage in shipment. If you

find such damage, either visible or internal, contact your dealer

immediately for the proper return procedure.

Troubleshooting Guide

Once your Preamp is set up,you should have many years of maintenance

free enjoyment from your system. However, if you should encounter a

problem,refer to the following guide to help find the solution.If the prob-

lem persists, please contact your local authorized Atlantic Technology

dealer.

Possible Solution

Plug into a working outlet.

Check all connections, then try another

input cable.

Check all connections, then try another

input cable.

Test by disconnecting antenna and/or cable

system input leads. If hum goes away, install

isolation balun(s) at that point.

Operation & Troubleshooting