Zoom AC-3 - User Manual

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Please read this manual carefully to fully understand the functions of the so that
you can make the most of it for many years.
Keep this manual in a convenient location and refer to it as necessary.
Operation Manual
Contents
Usage and Safety Precautions ………… 2
Introduction………………………………… 3
Names of parts …………………………… 4
Connecting a guitar ……………………… 6
Connecting output devices …………… 6
Turning the unit on ……………………… 7
Setting the pickup type ………………… 8
Setting the volume ……………………… 8
Setting the source guitar type ………… 9
Setting the target guitar type ………… 10
Adjusting the tone ………………………… 11
Adjusting the reverb ……………………… 12
Using the compressor …………………… 12
Using the boost function ……………… 13
Using the anti-feedback function ……… 13
Adjusting the effects …………………… 14
Using the tuner …………………………… 16
Setting the type of batteries used …… 16
Connecting audio equipment ………… 17
Updating the rmware …………………… 18
Troubleshooting ………………………… 19
Specications ……………………………… 19

Summary

AC-3 Operation Safety and Precautions

Safety Symbols and Warnings

Explains safety symbols, critical warnings for operation, and handling precautions.

General Usage and Handling Precautions

Provides guidelines on cleaning, handling electromagnetic interference, and breakdown procedures.

AC-3 Key Features and Introduction

Acoustic Tone Remodeling Explained

Explains how presets recreate acoustic guitar tones based on body shape and material.

High-Quality Preamp Performance

Details the preamp's suitability for various pickups, EQ, and low-noise performance.

Overview of Effects and Functions

Introduces the nine effects, anti-feedback, boost, and compressor features.

AC-3 Control Layout

Front Panel Controls and Indicators

Identifies and labels all controls and indicators on the front panel of the AC-3.

AC-3 Panel Connections

Rear Panel I;O and Switches

Details the jacks and switches located on the rear panel of the AC-3.

Side Panel Ports and Connections

Identifies the output jacks, headphone connection, and input/USB ports on the side panels.

Connecting Your Guitar to AC-3

Connecting AC-3 to External Devices

AC-3 Powering and Modes

Powering the AC-3 Unit

Instructions for powering the unit using either an AC adapter or batteries.

Eco Mode Explained

Explains the 'eco' mode for automatic power-off and how to keep the unit always on.

Setting the Guitar Pickup Type

Adjusting the Volume Level

Selecting Source Guitar Models

Selecting Target Guitar Models

Tone Adjustment with EQ

Reverb Effect Adjustment

Compressor Functionality

Boost Function Operation

Anti-Feedback Function Operation

Effect Selection and Adjustment

Tuner Operation

Setting Battery Type for Accuracy

Connecting to Audio Systems

Firmware Update Procedure

Troubleshooting AC-3 Problems

Power and Sound Output Issues

Solutions for unit not powering on, no/low sound, and excessive noise issues.

Sound Distortion and Battery Problems

Addresses sound distortion, odd timbre, and rapid battery discharge problems.

Effect Malfunction Troubleshooting

Guides on troubleshooting when the effects on the AC-3 are not functioning correctly.

Zoom AC-3 Specifications