Dynacord DPA 4411 owner manual Table of Contents

		Table of Contents
Features			19
Indicators, Controls And Connectors			21
1. Utilization			23
2. Installation Notes			23
3. Before Initial Operation			23
3.1		Mains Operation	23
3.2		Battery Operation 24 V DC	24
4. Inputs			24
5. Outputs			25
5.1		POWER OUTPUT	25
5.2		POWER OUTPUT for the connection of 100 V loudspeaker systems	25
5.3		POWER OUTPUT for the connection of low-impedance loudspeaker systems 25
5.4		POWER OUTPUT 100 V - Double Output Power	26
5.5		MONITOR Output	26
6. Integrated Remote Module			26
7. Indicators And Fault Notification			27
7.1	STANDBY Indicator		27
7.2		READY Indicator	27
7.3		PROTECT Indicator	27
7.4		GROUND FAULT Indicator	28
7.5		Meter Instruments And CLIP Indicators	28
7.6		STATUS Indicator	28
8. Switching The Output Voltage (refer to qualified service personnel only!)			28
9. Additional Functions And Features (refer to qualified service personnel only!) . .			29
9.1		NRS 90206 Pilot Tone Surveillance	29
9.2		NRS 90207 Ground Fault Surveillance	30
9.3		NRS 90208 Input Transformer	31
9.4	NRS 90227 Monitor Output Transformer		32
10. 19"-Flightcase Or 19"-Rack System Installation			32
11. Ground Lift Switch CIRCUIT ⊥ TO CHASSIS SWITCH			33
12. Fuses			33
13. DPA 4411 Specifications			35
14. Specifications For DPA 4411 Accessories			36
14.1		NRS 90206 Pilot Tone Surveillance	36
14.2		NRS 90207 Ground Fault Surveillance	36
14.3		NRS 90208 Input Transformer	36
14.4 NRS 90227 Monitor Output Transformer			36
15. Block Diagrams			55
15.1		DPA 4411 Power Amplifier	55
15.2		NRS 90206 Pilot Tone Surveillance	56
15.3		NRS 90207 Ground Fault Surveillance	57

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