Crown D-75A - Table of Contents

Operation Manual
D Series 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 ...............................7
2.6 Wire Your System ............................................................8
2.6.1 Dual Mode ..............................................................8
2.6.2 Bridge-Mono Mode ................................................8
2.7 Connect to AC Mains .......................................................9
2.7.1 AC Mains Voltage Configuration ............................9
2.8 Startup Procedure ............................................................9
3 Operation .................................................... 10
3.1 Precautions ......................................................................10
3.2 Controls, Indicators and Connectors ...............................11
3.3 Indicators .........................................................................12
3.4 Controls ..........................................................................12
3.5 Fuse Replacement ...........................................................12
4 Advanced Features and Options ......................... 13
4.1 Protection .......................................................................13
4.2 Options ...........................................................................13
4.2.1 Bridge-Mono Option ..............................................13
4.2.2 Input-Sensitivity Option ..........................................13
5 Troubleshooting ............................................ 14
6 Specifications .............................................. 15
7 Service ....................................................... 17
7.1 International and Canada Service ....................................17
7.2 US Service .......................................................................17
7.2.1 Service at a US Service Center ...............................17
7.2.2 Factory Service .......................................................17
7.2.3 Factory Service Shipping Instructions.....................17
7.2.4 Packing Instructions................................................17
7.2.5 Estimate Approval....................................................17
7.2.6 Payment of Non-Warranty Repairs...........................17
8 Warranty ..................................................... 18
Product Registration.....................................................................21
Crown Factory Service Information Form ....................................23
Table of Contents