Crown I-Tech HD Series User Manual

Operation Manual
Obtaining Other Language Versions: To obtain information in another language about the use of this product, please contact your
local Crown Distributor. If you need assistance locating your local distributor, please contact Crown at 574-294-8000.
This manual does not include all of the details of design, production, or variations of the equipment. Nor does it cover every possible
situation which may arise during installation, operation or maintenance.
The information provided in this manual was deemed accurate as of the publication date. However, updates to this information may have
occurred. To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com.
Trademark Notice: Crown, Crown Audio, IQ, BCA, and Amcron are registered trademarks of Crown International. HiQnet is a trademark
of Harman International Industries, Inc. Other trademarks are the property of their respective owners.
Some models may be exported under the name Amcron.
®
©2008 by Crown Audio
®
Inc., 1718 W. Mishawaka Rd., Elkhart, Indiana 46517-9439 U.S.A. Telephone: 574-294-8000
I-Tech HD Series
140811-1
5/11
I-T5000 HD
I-T9000 HD
I-T12000 HD

Crown I-Tech HD Series Specifications

General

Brand	Crown
Model	I-Tech HD Series
Category	Amplifier
Language	English

Summary

Important Safety Instructions

FCC Compliance Notice

Notice regarding compliance with FCC rules for radio frequency emissions.

Declaration of Conformity

Welcome

Features

Overview of the I-Tech HD Series amplifier's key functionalities and capabilities.

How to Use This Manual

Guidance on effectively navigating and utilizing the information within the operation manual.

Setup

Unpack and Install Your Amplifier

Instructions for unpacking, inspecting, and physically installing the amplifier unit.

Connecting to AC Mains

Guidance on safely and correctly connecting the amplifier to the AC power source.

Wire Inputs and Outputs

Details on connecting audio input and output wiring, including connector types and best practices.

Input Wire and Connector Selection

Choosing appropriate cables and connectors for audio input signals.

Output Wire and Connector Selection

Choosing appropriate cables and connectors for audio output signals.

Stereo Mode Wiring

Wiring configurations for stereo operation of the amplifier's channels.

Bridge-Mono Mode Wiring

Wiring configurations for bridge-mono operation of the amplifier's channels.

Operation

Protecting Your Speakers

Methods and settings to prevent damage to connected loudspeakers from clipping or subsonic signals.

Startup Procedure

Step-by-step guide for safely powering on the amplifier after installation.

Precautions

Important considerations and warnings for safe and optimal amplifier operation.

Front Panel Controls and Indicators

Description of buttons, knobs, and LEDs on the amplifier's front panel.

Back Panel Controls, Indicators and Connectors

Description of rear panel components, indicators, and connection ports.

Advanced Operation

Navigating the LCD Control Screen

Guide to using the front panel LCD screen for amplifier configuration and monitoring.

Presets and File Management

Managing amplifier presets and transferring files via USB for configuration.

Digital Audio, Networking, and DSP Overview

Using digital audio, connecting to networks, and an introduction to onboard DSP control.

Detailed DSP Control Functions

Covers configuration, routing, processing, filters, limiters, protection, and system management.

Troubleshooting

Power and Indicator Troubleshooting

Diagnosing issues related to power, fault, clip, signal, and data indicators.

No Sound Troubleshooting

Troubleshooting steps when there is no audio output despite the amplifier having power.

Network Communication Issues

Resolving problems with computer communication to network devices.

Specifications

Performance Specifications

Detailed technical specifications including power, sensitivity, frequency response, and noise.

Physical Specifications

Details on damping factor, crosstalk, CMR, offset, impedance, construction, dimensions, and weight.

AC Power Draw and Thermal Dissipation

I-T5000HD Power Draw and Dissipation

Table detailing AC current draw and thermal dissipation for the I-T5000HD model.

I-T9000HD Power Draw and Dissipation

Table detailing AC current draw and thermal dissipation for the I-T9000HD model.

I-T12000HD Power Draw and Dissipation

Table detailing AC current draw and thermal dissipation for the I-T12000HD model.

Advanced Features

Protection Systems

Overview of amplifier protection mechanisms like TLC, circuit breaker, and fan monitoring.

Global Switching Power Supply with PFC

Explanation of the universal power supply and Power Factor Correction benefits.

3rd Generation Class I Circuitry

Details on the efficient Class I (BCA) circuitry for power output and efficiency.

Color-Coded Rear Overlay

Description of the rear panel's color-coded labels for functional grouping.

Appendix A: Network and CobraNet Basics

HiQnet Networks

Introduction to HiQnet networks, hardware, and control capabilities.

A Closer Look at CobraNet

Details on CobraNet protocol for digital audio transmission over Ethernet.

Appendix B: Setting Sensitivity for Best Gain Staging

Service

US Service Options

Procedures for obtaining service from authorized centers or the factory in the US.

International and Canada Service

How to obtain service for units outside the United States.

Warranty

Product Registration