Yamaha System66 - User Manual

1EN
Acoustic Electric Guitar
System66
Owner’s Manual
Thank you for choosing a Yamaha acoustic-electric guitar.
In order to make the most of the advanced features and performance provided by your guitar, please read this manual carefully
before using the instrument. Note that this manual covers only the electronic parts of this product.
For information on the other non-electronic parts, refer to the separate Acoustic Guitar Owner’s Manual.
SPECIFICATIONS
 System: System66  Pickup: Bar Sensor (Piezo type)  Preamplifier Controls: Vol., 3-Band EQ (HIGH, MID, LOW), AMF control, TUNER
Output Jack: Combination end pin/power switch Output Impedance: 1kΩ Batteries: Size AA alkaline battery (LR6) x2
Battery Life: Approx. 180 hours (Without tuner and using alkaline batteries. May differ due to operating conditions.)
Tuner: Chromatic type (12 semi-tones), A4=440Hz, Accuracy range +/– 3 cents
Accessories: Neck adjustment hex-wrench x1, Size AA alkaline battery x2, Sound hole cover x1
* The contents of this manual apply to the latest specifications as of the publishing date. To obtain the latest manual, access the Yamaha website then
download the manual file.
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Summary

System Specifications Overview

Safety Precautions and Warnings

Instrument Tampering and Water Exposure

Prohibits opening the instrument or exposing it to water to prevent injury and damage.

Abnormality Detection and Battery Safety

Guidelines for immediate action upon noticing abnormalities and safe battery handling.

Operational Cautions and Handling

Connection and Volume Settings

Procedures for connecting components and setting initial volume levels.

Instrument Placement and Handling

Advice on stable placement and careful handling to avoid damage or injury.

Component Nomenclature and Controls

Control Section Layout

Identifies and labels the main controls on the instrument's control panel.

External Components Identification

Locates and names external parts like the battery holder and output jack.

Detailed Control Functions

Volume, Equalizer, and AMF Controls

Explains the operation of volume, 3-band EQ, and adjustable mid-frequency controls.

Battery Indicator and Tuner Operation

Details the battery check indicator and the tuner's on/off functionality.

Sound Hole Cover Usage

Describes how to use the sound hole cover to reduce feedback.

Maintenance and Usage Procedures

Battery Replacement Guide

Step-by-step instructions for replacing the instrument's batteries.

Integrated Tuner Operation

Instructions on how to use the built-in chromatic tuner for accurate tuning.

Yamaha System66 Specifications

General

Brand	Yamaha
Model	System66
Category	Musical Instrument
Language	English