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C Series C 20:8X, C 10:8X, C 10:4X and C 5:4X Operation Manual
1 CONTENTS .................................................................................................................................................2
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APPROVALS ................................................................................................................................................4
3 WARNINGS .................................................................................................................................................4
3.1 Explanation of Graphical Symbols .......................................................................................................4
3.1.1 WARNING ................................................................................................................................4
3.1.2 CAUTION..................................................................................................................................4
3.2 Important Safety Instructions ..............................................................................................................4
3.3 User responsibility ...............................................................................................................................5
3.3.1 Mains connection grounding ....................................................................................................5
3.3.2 Speaker output hazard ..............................................................................................................5
3.3.3 Radio interference ....................................................................................................................5
3.3.4 Speaker damage .......................................................................................................................5
3.3.5 Maintenance .............................................................................................................................5
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WELCOME ...................................................................................................................................................6
4.1 Introduction ..........................................................................................................................................6
4.2 Main Features ......................................................................................................................................6
4.2.1 Class D output stage and universal power supply with PFC ....................................................6
4.2.2 Amplifier gain ...........................................................................................................................7
4.2.3 Voltage Peak Limiter (VPL) .......................................................................................................7
4.2.4 Protection and performance optimization .................................................................................7
4.2.5 GPIO facilities and 35 Hz HPF ..................................................................................................7
4.2.6 NomadLink / Ethernet control and monitoring network ...........................................................8
5 INSTALLATION ...........................................................................................................................................9
5.1 Unpacking ............................................................................................................................................9
5.2 Mounting .............................................................................................................................................9
5.3 Cooling .................................................................................................................................................9
5.4 Operating voltage ................................................................................................................................9
5.5 Grounding ..........................................................................................................................................10
6 quICk GuIdE OVERVIEW .......................................................................................................................12
6.1 Front Panel overview .........................................................................................................................12
6.1.1 Power on/off and remote switch ............................................................................................12
6.1.2 Front Panel LED’s ...................................................................................................................12
6.2 Rear Panel overview ..........................................................................................................................13
6.2.1 The DIP-switch features .........................................................................................................13
6.3 NomadLink / Ethernet network setup ................................................................................................14
7 OPERATION ANd PERfORMANCE ........................................................................................................16
7.1 Introduction ........................................................................................................................................16
7.2 Operation precautions .......................................................................................................................16
7.3 Signal flow and headroom .................................................................................................................16
7.3.1 Signal flow blocks ...................................................................................................................16
7.3.2 Headroom, sensitivity and VPL / Gain settings ......................................................................16
7.4 Audio Input and Output connections, setup and features .................................................................17
1 CONTENTs