Crown Audio MA-602, MA-1202 operation manual Table of Contents

MA Series Power Amplifiers

Table of Contents

Important Safety Instructions		2	5.1.2 Standby Mode	14
Declaration of Conformity		3	5.1.3 Transformer Thermal Protection	14
1 Welcome		5	5.1.4 Fuses and Circuit Breakers	15
1.1	Features	5	5.2 Advanced Features	15
2 How to Use This Manual		5	5.3 Options	16
3 Setup		6	5.3.1 PIP and PIP2 Modules	16
3.1	Unpack Your Amplifier	6	5.3.2 Cooling Fan Options	17
3.2	Install Your Amplifier	6	5.3.3 Level Control Shaft Lock	17
3.3	Ensure Proper Cooling	6	6 Troubleshooting	18
3.4	Choose Input Wire and Connectors ....	7	7 Theory of Operation	19
3.5	Choose Output Wire and Connectors...	7	7.1 Overview	19
3.6	Wire Your System	8	7.2 Circuit Theory	19
3.6.1 Stereo Mode		8	7.2.1 Stereo Operation	19
3.6.2 Bridge-Mono Mode		8	7.2.2 Bridge-Mono Operation	20
3.6.3 Parallel-Mono Mode		9	7.2.3 Parallel-Mono Operation	20
3.7	Set Input Sensitivity	10	8 Specifications	21
3.8	Connect to AC Mains	10	9 AC Power Draw and Thermal Dissipation	30
3.9	Startup Procedure	10	10 Service	31
4 Operation		10	10.1 International and Canada Service	31
4.1	Precautions	10	10.2 US Service	31
4.2	Front Panel Controls and Indicators ....	11	10.2.1 Service at a US Service Center	31
4.3	Back Panel Controls, Indicators and		10.2.2 Factory Service	31
	Connectors	12	10.2.3 Factory Service Shipping Instructions	31
4.4	Indicators	13	10.2.4 Packing Instructions	31
5 Advanced Features and Options		14	10.2.5 Estimate Approval	31
5.1	Protection Systems	14	10.2.6 Payment of Non-Warranty Repairs	31
5.1.1 ODEP		14	11 Warranty	32
			Factory Service Information Form	35

page 4 Operation Manual