Crown MA-602 - Manuals - manualsarea.com

Page 2 - WATCH FOR THESE SYMBOLS:; Important Safety Instructions; FCC COMPLIANCE NOTICE; IMPORTANT

Operation Manual MA Series Power Amplifiers page 2 1) Read these instructions. 2) Keep these instructions. 3) Heed all warnings. 4) Follow all instructions. 5) Do not use this apparatus near water. 6) Clean only with a dry cloth. 7) Do not block any ventilation openings. Install in accordance with t...

Page 3 - DECLARATION of CONFORMITY; TCF Technical Certificate No: P4300CRI1.IWS

page 3 MA Series Power Amplifiers Operation Manual DECLARATION of CONFORMITY Crown International, Inc. TCF Technical Certificate No: P4300CRI1.IWS Sue [email protected] European Representative's Name and Address: Nick Owen35, Bassets FieldThornhillCardiff. South Glamorgen...

Page 4 - Back Panel Controls, Indicators and; Table of Contents

Operation Manual MA Series Power Amplifiers page 4 Important Safety Instructions .......................... 2 Declaration of Conformity ................................ 3 1 Welcome ................................................... 5 1.1 Features .............................................. 5 2 H...

Page 5 - Welcome; Features; wideband load current monitoring

page 5 MA Series Power Amplifiers Operation Manual 1 Welcome Congratulations on purchasing one of the renowned Crown ® Macro-Tech ® power ampli- fiers. They are designed to provide enormous levels of pure, undistorted power in a rugged, low-profile package — making them the choice for pro sound rein...

Page 6 - Figure 3.1 Dimensions; Unpack Your Amplifier; You may also stack amps without using a cabinet.; Ensure Proper Cooling; Figure 3.2 illustrates standard amplifier airflow.; Setup; SIDE VIEW

Operation Manual MA Series Power Amplifiers page 6 Figure 3.1 Dimensions Figure 3.2 Airflow 3.1 Unpack Your Amplifier Please unpack and inspect your amplifier for any damage that may have occurred during transit. If damage is found, notify the transportation company immediately. Only you can initiat...

Page 7 - Distance; gauge; Figure 3.5 Output Connector Wiring

page 7 MA Series Power Amplifiers Operation Manual 3.4 Choose Input Wire and Connectors Crown recommends using pre-built or profes-sionally wired, balanced line (two-conductor plus shield), 22-24 gauge cables and connec-tors.The factory-installed PIP2-FXQ input mod-ule accepts 3-pin male XLR connect...

Page 8 - INPUTS: Connect input wiring to both channels.; Do not use the nega-; Figure 3.6 Stereo Wiring

Operation Manual MA Series Power Amplifiers page 8 3.6 Wire Your System Turn down the Level controls (fully counterclock-wise) and turn off the amplifier before wiring it as described below. 3.6.1 Stereo Mode See Figure 3.6. Set the back panel stereo/mono switch to Stereo. INPUTS: Connect input wiri...

Page 9 - Set the back panel

page 9 MA Series Power Amplifiers Operation Manual 3.6.3 Parallel-Mono Mode See Figure 3.8. Set the back panel stereo/mono switch to Parallel-Mono. INPUTS: Connect input wiring to Channel 1 only. OUTPUTS: Add a 14 gauge (or larger) jumper between the red(+) Channel 1 and Channel 2 binding posts. Con...

Page 10 - Set Input Sensitivity; Amplifier Application Guide; Operation; tion Guide; SENSITIVITY SWITCH INSIDE ACCESS HOLE

Operation Manual MA Series Power Amplifiers page 10 3.7 Set Input Sensitivity The input sensitivity switch inside the amplifier is set to 0.775 volt RMS at the factory. (Factory setting for international models is 1.4V). It can be changed to 1.4 volts or a voltage gain of 26 dB. The 26 dB gain setti...

Page 11 - Indicators; Figure 4.1 Front Panel Controls & Indicators

page 11 MA Series Power Amplifiers Operation Manual 4.2 Front Panel Controls andIndicators The diagram below shows the controls and indicators on the front panel of the Macro-Tech 02 Series. A. Dust Filters The dust filters remove large particles from the air drawn in by the cooling fan. Check the f...

Page 12 - fier Application Guide

Operation Manual MA Series Power Amplifiers page 12 4.3 Back Panel Controls, Indicators and Connec- tors G. Power Cord The power cord has an appropriate plug for the required voltage. 120 VAC, 60 Hz North American Macro-Tech 602s and 1202s have 14 AWG line cords and NEMA 5-15P plugs. Macro-Tech 2402...

Page 13 - The amber; Enable indicator; is provided to; ODEP indicators; The green; Signal/IOC indicators; Figure 4.3 Indicators

page 13 MA Series Power Amplifiers Operation Manual 4.4 Indicators The amber Enable indicator is provided to show that the amplifier has been turned on (or enabled), and that its low-voltage power supply and forced-air cooling system are working. It does not indicate the status of the high-voltage p...

Page 14 - Protection Systems

Operation Manual MA Series Power Amplifiers page 14 5.1 Protection Systems Macro-Tech amplifiers provide extensive pro-tection and diagnostics capabilities. Protection systems include ODEP, "standby" mode, fuses (or breakers), and special thermal protection for the unit's transformers. 5.1.1...

Page 15 - Advanced Features

page 15 MA Series Power Amplifiers Operation Manual 5.1.4 Fuses and Circuit Breakers The power supplies of the Macro-Tech 602 and 1202 are protected by fuses. The power sup-plies of the Macro-Tech 2402 are protected by circuit breakers. With rated loads and output levels, the fuses (or circuit break...

Page 16 - Figure 5.1 PIP2 Adapter Connection

Operation Manual MA Series Power Amplifiers page 16 5.3 Options 5.3.1 PIP and PIP2 Modules Versatile PIP (Programmable Input Processor) modules provide flexible expansion features that can be added to customize the amplifier. PIP modules plug into the connector inside the back panel of the amplifier...

Page 17 - Figure 5.3 Installing a PIP2 Module

page 17 MA Series Power Amplifiers Operation Manual For PIP2s featuring ribbon cable connectors, simply locate the two connectors on the under-side of the PIP circuit board, then connect the two input ribbon cables coming from the ampli-fier (see Figure 5.3). Both ribbon cables should run smoothly f...

Page 18 - Troubleshooting; and Signal/IOC Indicator Status

Operation Manual MA Series Power Amplifiers page 18 6 Troubleshooting The table in Figure 6.1 shows the possible states for the ODEP and Signal/IOC indica-tors. It also describes the conditions that may be associated with the different indica-tor states. The Enable indicator will be off with the fir...

Page 19 - Please refer to the block diagram in Figure 7.1.; Theory of Operation

page 19 MA Series Power Amplifiers Operation Manual 7.1 Overview Your Macro-Tech amplifier incorporates several advanced technological features including real-time computer simulation of output transistor stress, low-stress output stages, an advanced heat sink embodiment and the PIP2 (Program-mable ...

Page 20 - Figure 7.1 Circuit Block Diagram; ONLY ONE CHANNEL SHOWN

Operation Manual MA Series Power Amplifiers page 20 The bridge-balanced circuit (U104-B) receives a signal from the output of the amplifier, and differ-ences it with the signal at the Vcc supply. The bridge-balanced circuit then develops a voltage to drive the bridge-balanced output stage. This resu...

Page 21 - Minimum Guaranteed Power; Signal to Noise Ratio below rated full bandwidth power; Specifications

page 21 MA Series Power Amplifiers Operation Manual Minimum Guaranteed Power Macro-Tech 602 Macro-Tech 1202 Macro-Tech 2402 120 VAC, 60 Hz Units, Stereo mode, per channel, both channels driven 1 kHz with 0.1% THD Stereo, 2 ohms per ch. Stereo, 4 ohms per ch. Stereo, 8 ohms per ch. 400 W325 W225 W 67...

Page 23 - Figure 8.1 Macro-Tech 602 Maximum Power Matrix

page 23 MA Series Power Amplifiers Operation Manual Figure 8.1 Macro-Tech 602 Maximum Power Matrix 8 Specifications Maximum Power Notes: All maximum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transforme...

Page 24 - Figure 8.2 Macro-Tech 1202 Maximum Power Matrix

Operation Manual MA Series Power Amplifiers page 24 Figure 8.2 Macro-Tech 1202 Maximum Power Matrix 8 Specifications Maximum Power Notes: All maximum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transform...

Page 25 - Figure 8.3 Macro-Tech 2402 Maximum Power Matrix

page 25 MA Series Power Amplifiers Operation Manual Figure 8.3 Macro-Tech 2402 Maximum Power Matrix 8 Specifications Maximum Power Notes: All maximum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transform...

Page 26 - Figure 8.4 Macro-Tech 602 Minimum Power Matrix

Operation Manual MA Series Power Amplifiers page 26 Figure 8.4 Macro-Tech 602 Minimum Power Matrix 8 Specifications Minimum Power Notes: All minimum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transforme...

Page 27 - Figure 8.5 Macro-Tech 1202 Minimum Power Matrix

page 27 MA Series Power Amplifiers Operation Manual Figure 8.5 Macro-Tech 1202 Minimum Power Matrix 8 Specifications Minimum Power Notes: All minimum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transform...

Page 28 - Figure 8.6 Macro-Tech 2402 Minimum Power Matrix

Operation Manual MA Series Power Amplifiers page 28 Figure 8.6 Macro-Tech 2402 Minimum Power Matrix 8 Specifications Minimum Power Notes: All minimum power specifications are based on 0.1% regulated AC mains and an ambient room temperature of 70°F (21°C). International units with multi-tap transform...

Page 29 - • Amplifier efficiency at standard 1 kHz power is estimated to be 65%.; AC Power Draw andThermal Dissipation

page 29 MA Series Power Amplifiers Operation Manual This section provides detailed information about the amount of power and current drawn from the AC mains by Macro-Tech 602, 1202 and 2402 amplifiers and the amount of heat produced under various condi-tions. The calculations presented here are inte...

Page 31 - International and Canada Service

page 31 MA Series Power Amplifiers Operation Manual Crown amplifiers are quality units that rarely require ser-vicing. Before returning your unit for service, please con-tact Crown Technical Support to verify the need for servicing. This unit has very sophisticated circuitry which should only be ser...

Page 32 - SUMMARY OF WARRANTY; UNITED STATES & CANADA

Operation Manual MA Series Power Amplifiers page 32 YEAR 3 SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. war-rants to you, the ORIGINAL PURCHASER and ANY SUBSEQUENT OWNER of each NEW Crown product, for a period of three (3) years from the date ...

Page 33 - WORLDWIDE EXCEPT USA & CANADA; WHAT THE WARRANTOR WILL DO; No person has the authority to enlarge, amend, or; DESIGN CHANGES

page 33 MA Series Power Amplifiers Operation Manual YEAR 3 11 Warranty WORLDWIDE EXCEPT USA & CANADA of the reason for failure, except as excluded in this Warranty. 1 Note: If your unit bears the name “Amcron,” please substitute it for the name “Crown” in this warranty. ITEMS EXCLUDED FROM THIS ...

Page 35 - PLEASE PRINT CLEARLY; PRODUCT RETURN INFORMATION; PAYMENT OPTIONS; COD; Credit card information:; MasterCard; Crown Audio Factory Service Information

page 35 MA Series Power Amplifiers Operation Manual PLEASE PRINT CLEARLY SRA #: __________________(If sending product to Crown factory service.) Model: ____________________________________________ Serial Number: _____________________ Purchase Date: _____________ PRODUCT RETURN INFORMATION Individual...