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KHE AUDIO ELECTRONICS ACS Series User Manual

KHE AUDIO ELECTRONICS ACS Series
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V1.0 2020-05-08 www.KHE-AudioElectronics.com
KHE AUDIO ELECTRONICS
AMPLIFIER CABINET SELECTOR
ACS – Series
A Switching-System for Guitar Amplifiers, Speaker
Cabinets and Load Boxes.
"... focus on your sound and creativity, instead of wasting your time with
plugging cables and waiting for amps to heat-up!"
IMPORTANT: READ THIS MANUAL BEFORE USING THE SWITCHER !
USER MANUAL
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KHE AUDIO ELECTRONICS ACS Series Specifications

General IconGeneral
BrandKHE AUDIO ELECTRONICS
ModelACS Series
CategorySwitch
LanguageEnglish

Summary

Safety Precautions

General Safety Instructions

Key safety aspects must not be ignored for product liability.

Caution and Liability

Explains cautions for damaged units and user responsibility for product use.

Warning and Liability Notice

Liability Acceptance

User accepts responsibility for damage/injury, waives claims against KHE Audio Electronics.

Intended Use

Device for routing guitar/amp signals, controlling amps, cabinets, and load boxes.

Introduction

KHE Amplifier Cabinet Selector Overview

Introduces the ACS as a switching and routing system for guitar amps and cabinets.

Applications and Product Line

Highlights ACS applications and the 7 switchers in the series.

Rules of Operation

Safe Operation Guidelines

Essential rules to prevent damage to the ACS or connected equipment.

Controls and Display

Amplifier and Cabinet Switching Controls

Explains controls for enabling/disabling amplifiers and cabinets, including LED indicators.

FX, CTRL, and Power Switches

Describes the FX, CTRL, and Power switches and their LED status indications.

Guitar Input

Guitar Input Description

Details the dual guitar inputs and their compatibility with various pedals.

Amplifier Switching

Amplifier Switching Operation

Explains instant switching between mono guitar amplifiers without interruption.

Amplifier Wiring and Notes

Covers connecting amplifiers to the ACS and important compatibility notes.

Cabinet and Load Switching

Cabinet/Load Switching Operation

Explains switching between load devices like cabinets and load boxes.

Cabinet Wiring and Notes

Details connecting load devices and compatibility with various load types.

Attenuator Insert

Attenuator Insert Functionality

Allows using a power attenuator across all amps simultaneously.

Attenuator Insert Wiring and Setup

Step-by-step guide to activating and connecting the attenuator insert.

FX-Loop Switching

FX-Loop Switching Features

Enables sharing effect pedals like delays and reverbs across multiple amps.

FX-Loop Wiring and Notes

Covers connecting FX-loops and effect pedals, and gain staging considerations.

Tuner Output

Tuner Output Functionality

Provides a buffered signal to a guitar tuner or for recording DI tracks.

Re-Amping

Re-Amping Setup Guide

Connects DI output from DAW to the GUITAR INPUT for re-amping.

Ground Lift

Ground Lift for Hum Elimination

Activates Ground Lift via Setup Menu to eliminate hum and buzz.

Recall Mode

Recall Mode Configuration

Automatically loads the last activated configuration on start-up.

Setup Procedure

Initial Setup Steps

Provides a step-by-step guide for setting up the ACS system initially.

Normal Start-Up Sequence

Outlines the recommended sequence for powering on the ACS and connected amplifiers.

ACS 4x2

ACS 4x2 Description

Details the basic desk-style amp switcher for 4 amps and 2 cabinets/loads.

ACS 4x4 & ACS 4x4 FX

ACS 4x4/4x4 FX Description

Covers the 19" 1u format switchers for 4 amps/4 cabinets, with FX-loop feature.

ACS 8x4

ACS 8x4 Description

Details the 19" 1u switcher for 8 amps and 4 cabinets/loads.

ASX 8

ASX 8 Overview and Connections

Details the 8-amp, single-cabinet switcher and its connection points.

CSX 8

CSX 8 Overview and Connections

Describes the 8-cabinet, single-amplifier load switcher and its connections.

AFX 8

AFX 8 FX-Loop Expander

Explains the AFX 8 for expanding FX-loop switching for ACS 8x4 and ASX 8.

Feature List

Feature Comparison Table

A table comparing features across different ACS models.

MIDI Control

MIDI Channel Setting

Details how to set the MIDI channel (1-15) for controlling the ACS.

MIDI Commands and Presets

Explains using MIDI PC for presets and CC for single commands to control functions.

Link Mode

Link Mode Functionality

Allows daisy-chaining up to 15 switchers for massive setups.

Link Mode Setup Procedure

Step-by-step guide for linking switchers, including cables and power.

Link Mode Notes and FAQs

Link Mode – Setup Examples

Example Link Mode Configurations

Illustrates various setups by linking different ACS models.

Setup Menu

Entering and Exiting Setup Menu

Instructions on how to access and leave the system configuration menu.

Setup Menu Layers and Functions

Details system functions and MIDI channel settings within the setup menu.

Things to Know

Input Buffer and Load Management

Covers input buffer, using amps without load, load detection, and resistors.

Operational Tips and Cable Usage

Discusses built-in effects, pedal placement, cable types, and labeling.

Important Operational Considerations

Power and Grounding Guidelines

Covers power source, PE/Earth connection, and potential ground loops.

System Reset and Multi-Room Setups

Details system reset procedure and multi-room setup possibilities.

Technical Specifications

Product Specifications Overview

Lists rack space, dimensions, weight, power supply, and performance specs.

Warranty

Warranty Terms and Support

Outlines the 2-year warranty, limitations, and technical support contacts.

Declaration of Conformity

Compliance and Safety Standards

Details EMC, Safety standards, FCC Class B statement, and CE marking.

Disposal of Old Devices

Provides guidelines for environmentally friendly disposal of electronic waste.

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