Crown MA-24X6 Instruction Manual download pdf (Page 4)

Operation Manual

Macro-Tech MA-24X6 & 36X12 Power Amplifiers

page 4

Important Safety Instructions .....................................................................................2

Declaration of Conformity ..........................................................................................3

1 Welcome ........................................................................ 5

1.1 Features .........................................................................................................5

1.2 How to Use This Manual ................................................................................5

2 Setup ............................................................................. 6

2.1 Unpack Your Amplifier ...................................................................................6

2.2 Install Your Amplifier .....................................................................................6

2.3 Ensure Proper Cooling .................................................................................6

2.4 Choose Input Wire and Connectors ..............................................................7

2.5 Choose Output Wire and Connectors .............................................................8

2.6 Wire Your System .........................................................................................9

2.7 Connect to AC Mains ...................................................................................10

2.8 Startup Procedure ........................................................................................10

3 Operation ....................................................................... 11

3.1 Precautions ..................................................................................................11

3.2 Front Panel Controls and Indicators ............................................................ 12

3.3 Back Panel Controls and Connectors ........................................................... 13

4 Advanced Features and Options ............................................ 14

4.1 Protection Systems ......................................................................................14

4.1.1 Output Device Emulation Protection (ODEP) .......................................14

4.1.2 IOC (Input Output Comparator) ...........................................................14

4.1.3 Standby Mode ....................................................................................14

4.1.4 Transformer Thermal Protection ............................................... 15

4.1.5 Circuit Breakers ........................................................................ 15

4.2 Circuit Designs ................................................................................. 15

4.2.1 Grounded Bridge ...................................................................... 15

4.2.2 Variable Impedance (VZ) .......................................................... 15

4.3.1 PIP Modules ............................................................................ 16

4.3.2 IQ-PIP-USP2 Adapter ............................................................... 16

4.3.3 Input Sensitivity Switch ............................................................ 16

4.3.4 Input Ground Lift Switch .......................................................... 16

5 Troubleshooting ..........................................................17

5.1 Indicators ............................................................................................ 17

6 Theory of Operation .....................................................19

7 Specifications ............................................................21

8 AC Power Draw and Thermal Dissipation ............................24

9 Service ....................................................................26

9.1 Worldwide Service .............................................................................. 26

9.2 US and Canada Service ....................................................................... 26

9.2.1 Service at a US or Canada Service Center................................ 26

9.2.2 Factory Service ........................................................................ 26

9.2.3 Factory Service Shipping Instructions: ..................................... 26

10 Warranty ................................................................27

Crown Factory Service Information Form ........................................................ 29

Table of Contents

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