Crown Audio MT-601, 1201, 2401 operation manual Table of Contents

Page 4

Micro-Tech Series Power Amplifiers

Table of Contents

Important Safety Instructions

2

Declaration of Conformity

3

1 Welcome

5

1.1 Features

5

1.2 Unpacking Your Amplifier

5

2 How to Use This Manual

5

3 Setup

6

3.1

Unpack Your Amplifier

6

3.2

Install Your Amplifier

6

3.3

Ensure Proper Cooling

6

3.4

Choose Input Wire and Connectors

7

3.5

Choose Output Wire and Connectors

8

3.6

Wire Your System

9

 

3.6.1 Stereo Mode

9

 

3.6.2 Bridge-Mono Mode

9

 

3.6.3 Parallel-Mono Mode

9

3.7

Set Input Sensitivity

10

3.8

Set Ground Lift Switch

10

3.9

Connect to AC Mains

10

3.10 Startup Procedure

10

4 Operation

11

4.1 Precautions

11

4.2 Controls, Indicators and Connectors

12

 

4.2.1 Front Panel Facilities

12

 

4.2.2 Rear Panel Facilites

13

5 Advanced Features and Options

14

5.1 Protection Systems

14

5.1.1 ODEP

14

5.1.2 Ultrasonic and Radio Frequency Protection

14

5.1.3 Drive Protection

14

5.1.4 Transformer Thermal Protection

14

5.1.5 Fuses and Circuit Breakers

14

5.2 Accessories

15

5.2.1 Cooling Fan Options

15

5.2.2 Input Connectors Option

15

5.3 Filter Cleaning

15

6 Principles of Operation

16

6.1 Overview

16

6.2 Circuit Theory

16

6.2.1 Stereo Operation

17

6.2.2 Bridge-Mono Operation

18

6.2.3 Parallel-Mono Operation

18

7 Troubleshooting

19

8 Specifications

20

9 AC Power Draw and Thermal Dissipation

22

10 Service

24

10.1 Worldwide Service

24

10.2 US and Canada Service

24

10.2.1 Service at a US or Canada Service Center

24

10.2.2 Factory Service

24

10.2.3 Factory Service Shipping Instructions

24

11 Warranty

25

Crown Factory Service Information Form

27

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Operation Manual

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Contents Micro-Tech 600, 1200 601, 1201 Some models may be exported under the name Amcron102990-8 06/04Output wiring Important Safety InstructionsUse only with a cart, stand, bracket, or table Safety Standard Declaration of ConformityCrown International, Inc European Representative’s Name and AddressTable of Contents Features Welcome How to Use This ManualUnpacking Your Amplifier Setup Install Your AmplifierYou may also stack amps without using a cabi- net Ensure Proper CoolingChoose Input Wire Connectors Shows connector pin assignments forChoose Output Wire and Con- nectors Output ConnectionsWire Your System Stereo Mode Bridge-Mono ModeInputs Connect input wiring to Channel 1 only Parallel-Mono ModeSet Ground Lift Switch Startup ProcedureSet Input Sensitivity Connect to AC MainsOperation PrecautionsDo Not operate the amplifier with the Odep LEDs turning off Odep Indicators Output Device Emulation Protection Enable IndicatorPower Switch Dust FilterRear Panel Facilities Power Cord Stereo/Mono Modes SwitchReset Switches Micro-Tech 2400 only Input Sensitivity SwitchAdvanced Features Options Input Connectors Option Accessories Cooling Fan OptionsFilter Cleaning Overview Principles of OperationCircuit Theory Circuit Block Diagram Stereo OperationBridge-Mono Operation Parallel-Mono OperationTroubleshooting High-voltage power supply fuse or breaker has blownEnergy reserve for the affected channel is dip- ping Supply and fan are still working120 VAC, 60 Hz Units, Bridge mono mode Specifications120 VAC, 60 Hz Units, Parallel mono mode Power Draw at Idle Dimensions Width, Height, DepthWeight 120VAC, 60-Hz units Net Weight Shippping WeightAC Power Draw Thermal Dissipation AC Power Draw Thermal Dissipation Micro-Tech Series Power Amplifiers Warranty 12/01Worldwide Except USA & Canada Crown Factory Service Information VisaPurchase Order for Crown Dealer Card Number Exp. Date

MT-601, 1201, 2401 specifications

Crown Audio is synonymous with high-performance amplifiers, and their models 1201, 2401, and MT-601 embody the brand's commitment to quality and reliability in sound reinforcement. Each model caters to different needs, making them valuable assets in live sound and installation applications.

The Crown 1201 amplifier is designed for versatility, providing 120 watts per channel at 8 ohms. This model features Crown's patented "Power Factor Control," which ensures maximum power delivery with minimal distortion and heat generation. The 1201 is lightweight yet rugged, making it ideal for portable applications. It's equipped with comprehensive protection circuitry, including short circuit and thermal protection, safeguarding both the amplifier and connected speakers.

Moving to the Crown 2401, it ups the power with 240 watts per channel at 8 ohms. The 2401 also employs Crown's advanced input circuitry, which enhances audio clarity and reduces noise. Its design includes an intelligent cooling system with variable-speed fans, accommodating demanding situations while ensuring quiet operation. The amplifier's robust build quality and efficient power usage make it a favorite among sound engineers who require both reliability and performance.

The MT-601 is a versatile addition to Crown's lineup, known for its flexibility in various applications. Delivering 300 watts per channel at 8 ohms, the MT-601 features an advanced monitoring system that provides real-time feedback on system performance. This capability allows sound technicians to make adjustments on the fly, optimizing sound quality. The MT-601's lightweight chassis and modern design make it easy to integrate into any setup.

All three models embody Crown Audio's dedication to innovation through technologies such as output peak limiter and gain monitoring, which prevents signal clipping and distortion. They also feature variable-speed cooling fans that adapt based on the amplifier's thermal load, ensuring efficiency without compromising performance.

In summary, Crown Audio’s 1201, 2401, and MT-601 amplifiers showcase the brand’s expertise in delivering powerful, reliable audio solutions. With their unique features, robust build quality, and advanced technologies, these amplifiers meet the diverse needs of both live performance environments and fixed installations, making them an ideal choice for audio professionals.
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