Crown I-T5000 HD Operation Manual
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Crown I-T5000 HD Operation Manual

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PRELIMINARY

Operation Manual

I-Tech HD Series
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-T5000 HD
I-T9000 HD
I-T12000 HD
®
140811-1
12/08

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Summary of Contents for Crown I-T5000 HD

  • Page 1: Operation Manual

    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.

  • Page 2: Important Safety Instructions

    I-Tech HD Series Power Amplifi ers Important Safety Instructions Wichtige Sicherheitsinstruktionen The I-Tech Series amplifi ers are certifi ed only at 120V in Canada. Importantes Instructions de Sécurité Instrucciones de Seguridad Importantes IMPORTANT I-Tech Series amplifi ers require Class 2 output wiring. Les amplifi...

  • Page 3: Declaration Of Conformity

    I-Tech HD Series Power Amplifi ers DECLARATION of CONFORMITY Crown International, Inc. FOR COMPLIANCE QUESTIONS ONLY: Sue Whitfi eld ISSUED BY: Crown International, Inc. 574-294-8289 1718 W. Mishawaka Road Elkhart, Indiana 46517 U.S.A. European Representative’s Name and Address: David Budge 10 Harvest Close Yateley GU46 6YS United Kingdom...

  • Page 4: Table Of Contents

    I-Tech HD Series Power Amplifi ers Table of Contents Important Safety Instructions ............2 4.6 Digital Audio Options (AES/EBU) ..........26 Declaration of Conformity ..............3 4.7 Networking the Amplifi er ............26 Table of Contents ................4 4.8 Software-Controllable Onboard DSP ........26 1 Welcome ............5 5 Troubleshooting ..........39 1.1 Features .................5 6 Specifi...

  • Page 5: Welcome

    I-Tech HD Series Power Amplifi ers 20 Hz - 20 kHz I-T5000HD Power 1,800W 2-ohm Dual (per ch.) 4-ohm Dual (per ch.) 2,000W 8-ohm Dual (per ch.) 1,250W 4-ohm Bridge 3,600W 8-ohm Bridge 4,000W 20 Hz - 20 kHz Power refers to guaranteed minimum power in watts with 0.35% THD.

  • Page 6: Setup

    I-Tech HD Series Power Amplifi ers 2 Setup When using an equipment rack, mount units 2.1 Unpack and Install Your CAUTION: Before you begin, make sure directly on top of each other. Close any open Amplifi er your amplifi er is disconnected from the spaces in rack with blank panels.

  • Page 7: Connecting To Ac Mains

    When using network connections, pass the CAT 5 cable fi ve times through a ferrite core (Figure 2.4), available from Crown Audio Inc. This is to ensure compliance with emission regulations. Slot Figure 2.4 Pass the CAT 5 Cable Five Times Through the Ferrite Core...
  • Page 8 I-Tech HD Series Power Amplifi ers 2 Setup 2.3.2 Choose Input Wire and Connectors Crown recommends using pre-built or professionally wired, bal anced line (two-conductor plus shield), 22-24 gauge cables and connectors. Use 3-pin male XLR connectors. Unbalanced line may also be used but may result in noise over long cable runs.
  • Page 9 I-Tech HD Series Power Amplifi ers 2 Setup 2.3.4 Stereo Mode Wiring Typical input and output wiring is shown in Figure 2.9. IMPORTANT: Turn off the amplifi er and unplug its power cord. INPUTS: Choose one of these options: • Connect analog input wiring for both channels. •...
  • Page 10 I-Tech HD Series Power Amplifi ers 2 Setup 2.3.5 Bridge-Mono Mode Overview: Turn on the amp, enable Bridge-Mono mode using the LCD Control Screen, turn off the amp, wire it, and turn it back on. 1. Be sure that no cables are connected to the amplifi er. Turn on the front-panel power switch.

  • Page 11: Operation

    I-Tech HD Series Power Amplifi ers 3 Operation 3.1 Protecting Your Speakers 3.2 Startup Procedure 2. Use care when making connections, selecting signal sources and controlling the output level. The load you save may be your own! When fi rst turning on your amplifi er, follow the procedures in the It’s wise to avoid clipping the amplifi...

  • Page 12: Front Panel Controls And Indicators

    I-Tech HD Series Power Amplifi ers 3 Operation 3.4 Front Panel Controls and Indicators D. USB 2.0 Connector H. Level Controls (Encoders) M. Ready Indicator Accepts a USB drive to transfer presets from the Speed-sensitive, 0.5 dB steps, range 0 to –100 dB. Green LED, one per channel, illuminates when the Many of these functions can be disabled using drive to the amplifi...

  • Page 13: Back Panel Controls, Indicators And Connectors

    I-Tech HD Series Power Amplifi ers 3 Operation M AES/EBU Digital Loop-through Output 3.5 Back Panel Controls, Indica tors These two connectors accept 2-pole or 4-pole H. MAC Address ® and Connectors Speakon connectors. See Figures 2.5 through This specifi c amplifi er’s network identifi er that is burned into its Male XLR active/re-clocked AES/EBU digital loop-through.

  • Page 14: Advanced Operation

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.1 Advanced Operation Table of Contents..14 4.2 Navigating the LCD Control Screen ....15 4.8.3 Levels and Indicators .............27 4.2.1 Introduction ..............15 4.8.4 Input Signal Router ............28 4.2.2 Basic Selections ............16 4.8.5 Source Confi...

  • Page 15: Navigating The Lcd Control Screen

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation MENU TREE Attenuation - Mute - Lockout ALL MENUS: Next/Previous loops 4.2 Navigating the LCD Control Screen Menu Tree Menu button 4.2.1 Introduction As a handy reference, Figure 4.2 shows the menu The LCD Control Screen and its controls let you confi...

  • Page 16: Basic Selections

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation Operation Examples Mute/Unmute (in the Attenuation screen) 4.2.2 Basic Selections • To mute either channel: Press and hold an Encoder knob for Opening Screen: On power-up, the LCD Control Screen dis plays the 1 second.

  • Page 17: Advanced Menu

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation Sample Rate: Starting from the Attenuation screen, press Menu/Exit to go Presets: A preset is a group of DSP and amplifi er settings for a particular Amp Mode: This screen lets you set up the amplifi er for Dual, Input Y or to the Sample Rate screen.
  • Page 18 I-Tech HD Series Power Amplifi ers 4 Advanced Operation Attenuator Limits: You can set the maximum attenuation from 0 dB to Analog Source Select: Turn the left Encoder knob to select Analog 1, AES Input Trim: Turn the left Encoder knob to vary the gain of the AES digital –100 dB.
  • Page 19 I-Tech HD Series Power Amplifi ers 4 Advanced Operation Bandpass Gain: In each channel of the I-Tech HD’s DSP, just before the LED Meter Display Type : Here you can set the LCD bar meters to display Pink Noise Generator: Press an Encoder knob to turn on the generator. Its output limiter and after the preceding fi...

  • Page 20: Monitor Menu

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation AC Voltage: This shows the AC line voltage at the AC cord inlet to the 4.2.4 MONITOR MENU When an error occurs, the count displayed in this screen is incremented, and amplifi...

  • Page 21: Networking Menu

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation Low Limit Load Errors: This screen lets you view low-load errors without SLM (Sweep Load Monitoring) Errors: This screen lets you view SLM Clear All Error Logs: In this screen, you can press and hold an Encoder knob using the control software.

  • Page 22: Cobranet Menu

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation DHCP: Turn an Encoder knob to turn DHCP on or off, then press the knob to 4.2.7 COBRANET MENU CobraNet Tx: Turn the left Encoder knob to set the number of the TxA Bundle To access the CobraNet Menu from the Attenuation screen, press an Encoder confi...

  • Page 23: Presets

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.3 Presets We will describe each type of preset in detail. 4.3.3 Downloadable Presets Crown and JBL engineers have designed I-Tech HD DSP presets that are 4.3.1 Introduction 4.3.2 User Presets opti mized for various JBL loudspeakers, such as Vertec Line Arrays.

  • Page 24: File Transfer Via The Usb Port

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.4 File Transfer Via the USB Port On the front panel of the amplifi er is a USB Type A port which can transfer fi les either Insert USB Device direction between a USB fl ash drive and the amplifi er. These fi les can be of two types: A Preset fi...

  • Page 25: List Of Pop-Up Boxes And Descriptions

    I-Tech HD Series Power Amplifi ers “Lockout” is displayed when front panel lockout has been enabled from either the 4 Advanced Operation Lockout software or front panel. It prevents any changes from the display. “USB Lockout” is displayed when USB lockout has been enabled from the software. Lockout It disables all USB functions.

  • Page 26: Digital Audio Options (Aes/Ebu)

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.6 Digital Audio Options (AES/EBU) Select Network Card Digital audio inputs allow you to keep the amplifi er input signals The fi rst page of the wizard lists all the network adapters currently in the digital domain.

  • Page 27: Amplifi Er Dsp Selection Screen

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.1 Amplifi er DSP Selection Screen On the left of this screen is the Input Signal Level Monitor (explained later on this page). On the right side are rows of DSP selection buttons for each channel.

  • Page 28: Input Signal Router

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.4 Input Signal Router Each channel of the I-Tech’s signal processing has an Input Signal Router that lets you choose the audio signal that will be used by the channel. Choose one of the following confi...

  • Page 29: Source Confi Guration

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.5 Source Confi guration In this screen you can confi gure the levels and settings of the analog, AES and CobraNet inputs. The input signal of each channel can be independently muted. The I-Tech HD amplifi...

  • Page 30: Input Signal Compressor

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.7 Input Signal Compressor An input signal compressor is available for each channel. Several parameters control this feature: On/off button: Enables or disables this function. Threshold: Sets the level, in dBu, above which the compressor begins to attenuate the input signal.

  • Page 31: Input Eq And Output Eq

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.9 Input EQ and Output EQ These screens let you adjust channel equalization at up to 16 frequencies. You can select fi lter type, frequency, gain, and bandwidth in octaves or Q as set by the user preferences in System Architect.

  • Page 32: Crossover Filters

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.10 Crossover Filters The amplifi er contains two FIR blocks which can be used in various Each audio channel has three separate places where fi lters can be placed in the confi...

  • Page 33: Levelmax Suite

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.11 LevelMax Suite This is a suite consisting of a peak voltage limiter, average power limiter, clip limiter and thermal transducer limiter. First you will set the mode to automatic or advanced: •...

  • Page 34: Amplifi Er Settings

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation Continuous Load Monitoring 4.8.13 Amplifi er Settings The load supervision feature allows real-time monitoring of the The Amplifi er Output Enable button turns each channel on load connected to each amplifi er channel. When enabled, the I- or off.

  • Page 35: Amplifi Er Information

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.14 Amplifi er Information Information about the amplifi er is stored in the software system inven tory and is displayed on the software control panels. Information includes manufacturer, model, date code, and serial number. The green items can’t be edited.

  • Page 36: Preset Manager

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.17 Preset Manager The control settings for all the functions can be stored as presets. Up to 50 presets can be saved in the I-Tech amp’s nonvolatile memory. Each preset can be named with a 30 character name describing its function, which is also stored in memory.

  • Page 37: Signal Generator

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation 4.8.18 Signal Generator Both channels share a noise generator that allows noise to be mixed into the audio signal. This is useful for noise masking applications and testing. Each channel has the following controls: •...

  • Page 38: Fixed-Gain Mode In The I-Tech Hd

    I-Tech HD Series Power Amplifi ers 4 Advanced Operation Maximum analog Fixed gain input Low +21 26/32 dB Low +21 dBu (0 dB) High +15 dBu (+6 dB) +15 32/38 dB Analog input Source select Fixed Analog Output gain input attenuator compensation AES input trim...

  • Page 39: Troubleshooting

    I-Tech HD Series Power Amplifi ers 5 Troubleshooting CONDITION: Power indicator is CONDITION: Thermal indicator is off and power switch is not illu- minated. POSSIBLE REASON: POSSIBLE REASON: • The amplifi er is becoming too hot for safe • The amplifi er has lost AC power. operation.
  • Page 40 I-Tech HD Series Power Amplifi ers 5 Troubleshooting CONDITION: Data indicator not fl ash- CONDITION: No sound, even though ing, even though host computer the amp has power. Power LED is on software is active. with out fl ashing and the amp is receiving an input sig nal.

  • Page 41: Specifi Cations

    I-Tech HD Series Power Amplifi ers 6 Specifi cations Minimum Guaranteed Power I-T5000HD I-T9000HD I-T12000HD 20 Hz - 20 kHz with 0.35% THD Stereo, 2 ohms (per ch.) 1800W 2500W 3500W Stereo, 4 ohms (per ch.) 2000W 3000W 4000W Stereo, 8 ohms (per ch.) 1250W 1500W 2100W...
  • Page 42 I-Tech HD Series Power Amplifi ers 6 Specifi cations Performance I-T5000HD I-T9000HD I-T12000HD Damping Factor (8 ohms): 20 Hz to 100 Hz > 5000 > 5000 > 5000 Crosstalk (below rated power, 20 Hz to 1 kHz) > 80 dB >...
  • Page 43 I-Tech HD Series Power Amplifi ers 6 Specifi cations Charts Figure 6.1 Typical Frequency Response (1W) Figure 6.2 Typical Crosstalk vs. Frequency Operation Manual page 43...
  • Page 44 I-Tech HD Series Power Amplifi ers 6 Specifi cations Figure 6.3 Typical Damping Factor vs. Frequency Operation Manual page 44...

  • Page 45: Ac Power Draw And Thermal Dissipation

    I-Tech HD Series Power Amplifi ers 7 AC Power Draw and Thermal Dissipation I-Tech 5000HD AC Current Draw and Thermal Dissipation: Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz. Typical line impedance used. Data based on both channels driven. I-T5000HD 120VAC 208VAC...
  • Page 46 I-Tech HD Series Power Amplifi ers 7 AC Power Draw and Thermal Dissipation I-Tech 9000HD AC Current Draw and Thermal Dissipation: Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz. Typical line impedance used. Data based on both channels driven. I-T9000HD 120VAC 208VAC...
  • Page 47 I-Tech HD Series Power Amplifi ers 7 AC Power Draw and Thermal Dissipation I-Tech 12000HD AC Current Draw and Thermal Dissipation: Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz. Typical line impedance used. Data based on both channels driven. I-T12000HD 120VAC 208VAC...

  • Page 48: Advanced Features

    I-Tech HD Series Power Amplifi ers 8 Advanced Features 8.1 Protection Systems 8.2 Global Switching Power Sup ply distro (and couple noise into other sys tem with PFC components), PFC draws a smooth and quiet Your Crown amplifi er provides extensive current waveform that is in phase with the mains pro tection and diagnostic capabilities, including Thanks to its global power supply, the I-Tech...

  • Page 49: Appendix A: Network And Cobranet Basics

    I-Tech HD Series Power Amplifi ers 9 Appendix A: Network and CobraNet Basics 9.1 HiQnet Networks Background: A Local Area Network (LAN) is a group of computers in a venue that share data, either through cables or via wireless transmission. Ethernet is a popular LAN communication protocol for PCs.
  • Page 50 I-Tech HD Series Power Amplifi ers MAC address: Short for Media Access Control, MAC is an address for an audio compo nent that is burned into fi rmware in the component by its manufacturer, and cannot be changed. Every component in a network has its own unique MAC address. The MAC address is printed on a label outside the component.
  • Page 51 I-Tech HD Series Power Amplifi ers 9.2 A Closer Look at CobraNet Licensed by Cirrus, CobraNet is a protocol, fi rmware and hardware that lets you trans- mit digital audio over a 100Base-T Fast-Ethernet network. This section provides an overview of CobraNet. Cirrus Logic has provided a number of technical papers that describe CobraNet in detail.
  • Page 52 I-Tech HD Series Power Amplifi ers In System Architect, you create audio connections between sending 9.2.4 The Conductor In effect, each network port in an audio component has 100MB of devices (transmitters) and receiving devices (receivers). For example, band width. The network can be as large as 100MB times the number A CobraNet system is coordinated by one audio device in the network a mixer could be a transmitter, and a power amp could be a receiver.

  • Page 53: Appendix B: Setting Sensitivity For Best Gain Staging

    I-Tech HD Series Power Amplifi ers 9 Appendix B: Setting Sensitivity for Best Gain Staging Optimized system gain structure maximizes signal to noise within the sys tem. Adjusting your amplifi er to fi t within an optimized system gain struc ture is accomplished by properly setting both the sensitivity and attenuation controls within the amplifi...

  • Page 54: Service

    Complete the Crown Audio Factory Service Information 1. Fill out and include the Crown Audio Factory Ser vice For more information, please contact us direct. form, in the back of this manual, when returning a Crown 4. Enclose the completed Crown Audio Factory Service Information sheet in the back of this manual.

  • Page 55: Warranty

    I-Tech HD Series Power Amplifi ers 11 Warranty UNITED STATES & CANADA SUMMARY OF WARRANTY the actual purchase price, not including inter est, THIS INCLUDES ANY DAMAGE TO ANOTHER insurance, closing costs, and other fi nance PRODUCT OR PRODUCTS RESULT ING FROM Crown International, 1718 West Mishawaka Road, charges less a reasonable depreciation on the SUCH A DEFECT.
  • Page 56 I-Tech HD Series Power Amplifi ers 11 Warranty WORLDWIDE EXCEPT USA & CANADA SUMMARY OF WARRANTY WHAT THE WARRANTOR WILL DO DISCLAIMER OF CONSEQUENTIAL AND INCIDENTAL DAMAGES Crown International, 1718 West Mishawaka Road, We will remedy any defect, regardless of the Elkhart, Indiana 46517-4095 U.S.A.

  • Page 57: Product Registration

    I-Tech HD Series Power Amplifi ers PRODUCT REGISTRATION Crown Audio, Inc. 1718 W. Mishawaka Rd. Elkhart, IN 46517-9439 Phone: 574-294-8000 Fax: 574-294-8329 www.crownaudio.com Online registration is also available at http://crownweb.crownintl.com/webregistration. Warranty is only valid within the country in which the product is purchased.
  • Page 58 I-Tech HD Series Power Amplifi ers THIS PAGE INTENTIONALLY LEFT BLANK Operation Manual page 58...

  • Page 59: Crown Factory Service Information Form

    Crown Audio Factory Service Information Shipping Address: Crown Audio Factory Service, 1718 W. Mishawaka Rd., Elkhart, IN 46517 PLEASE PRINT CLEARLY SRA #: __________________(If sending product to Crown factory service.) Model: ____________________________________________ Serial Number: _____________________ Purchase Date: _____________ PRODUCT RETURN INFORMATION...

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