Crown Macro-Tech MA-24X6 - Table of Contents

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