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Yamaha AX-700U User Manual

Yamaha AX-700U
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Yamaha AX-700U Specifications

General IconGeneral
BrandYamaha
ModelAX-700U
CategoryAmplifier
LanguageEnglish

Summary

Safety Instructions

Operating & Handling Precautions

Covers reading, retaining, following instructions, and adherence to warnings.

Environmental and Placement Guidelines

Addresses water, moisture, ventilation, heat, and support structures for safe operation.

Power & Cleaning Procedures

Details power sources, cord protection, cleaning methods, and unplugging during nonuse.

General Notes and Precautions

Cleaning Guide

Wipe with a soft dry cloth; use a damp cloth for heavier dirt and dry immediately.

Handling Precautions

Do not use force on controls; pull plugs by the body, not the cord.

Convenience Outlet Usage

Do not connect high-power equipment to rear panel AC outlets.

Troubleshooting and Servicing

Troubleshooting Common Issues

Consult the troubleshooting chart for advice on common operating errors.

Servicing and Repairs

Do not attempt self-servicing; refer any repairs to a qualified Yamaha dealer.

Connection Diagram

Component Connections Overview

Illustrates how to connect turntables, CD players, tuners, tape decks, and video players.

Speaker Connections

Shows connection points for Speaker A and Speaker B, with power outlet information.

Connections

Connecting Speakers

Details methods for connecting speaker wires and banana chip connectors, ensuring correct polarity.

Connecting Source Components

Guides connections for turntables, tuners, CD players, and video/AUX devices.

Connecting Tape Decks and DAT

Explains how to connect tape decks and DAT recorders for recording and playback.

AC Outlet Usage

Information on the amplifier's switched and unswitched AC outlets and their power limits.

Accessory Connection

How to connect signal processing systems like equalizers via SEND/RECEIVE jacks.

Front Panel Descriptions

Power Controls

Describes the Power Switch and Power Indicator light.

Speaker Selection

Explains the Speaker Switches for selecting speaker systems or headphones.

Tone Bypass Control

Details the Tone Bypass switch for bypassing Bass and Treble controls.

Front Panel Controls and Functions

Input Selector Keys

Selects the desired program source; indicates selected source via LED.

CD Direct Switch

Routes CD input signal directly to output stage, bypassing other controls.

Muting Switch

Temporarily lowers volume by 20db; pressing again restores normal volume.

Volume Control

Adjusts the sound level; turn clockwise to increase, counterclockwise to decrease.

REC OUT Selector

Selects source for rear panel REC OUT terminals for tape copying.

Phono Selector

Selects MM or MC position to match your turntable cartridge.

Mode Switch

Permits switching between stereo and mono operation.

Subsonic Filter

Cuts ultra low frequencies caused by rumble or warped records.

Loudness Control

Compensates for human ear's loss of sensitivity at low volumes.

Balance Control

Adjusts relative volume of left and right channels.

Treble Control

Controls treble response; center position provides flat response.

Bass Control

Controls bass response; center position provides flat response.

Headphones Jack

Connect stereo headphones with a standard plug.

Operations

Normal Listening Operation

Steps for setting up and adjusting the amplifier for listening.

Recording from a Sound Source

Procedure for recording audio from one source to a tape deck.

Tape Dubbing

Instructions for dubbing tapes between connected tape decks or DAT.

Troubleshooting

Common Problem Diagnosis

Lists common problems, their causes, and remedies for self-correction.

Specifications

Output Power and Dynamic Power

Details RMS output power per channel and dynamic power ratings.

Input Sensitivity and Impedance

Lists input sensitivity and impedance for various input types.

Signal to Noise Ratio

Provides Signal to Noise Ratio figures for different inputs.

Frequency Response and Distortion

Specifies frequency response and total harmonic distortion levels.

Filter and Control Characteristics

Details subsonic filter, tone control characteristics, and loudness control.

Power Supply and Dimensions

Includes power consumption, AC outlet details, and unit dimensions/weight.

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