Table Of Contents - Crown CTs 8200USP/CN Operation Manual

Table of Contents

Important Safety Instructions ........................................................ 2
3 Operation .....................................................14
Declaration of Conformity ............................................................. 3 3.1 Precautions ........................................................................14
1 Welcome ...................................................... 5 3.2 CobraNet and Control Module Features ..............................15
1.1 Features ............................................................................. 5 4 Advanced Features .........................................21
1.2 How to Use This Manual ..................................................... 5
4.1 Using the Aux Connector ...................................................21
2 Setup .......................................................... 6
4.1.1 Aux Output .................................................................21
2.1 Unpack Your Amplifier ....................................................... 6
4.1.2 Aux Input ....................................................................21
2.2 Install Your Amplifier .......................................................... 6 4.1.3 Listen Bus Wiring .......................................................21
2.3 Ensure Proper Cooling ....................................................... 6 4.2 Protection Systems ........................................................... 22
2.4 Front Panel Controls and Indicators .................................... 7
4.2.1 Thermal Level Control ............................................... 22
2.5 Back Panel Controls and Connectors ................................. 8
4.2.2 Fault .......................................................................... 22
2.6 CobraNet and Control Module:
4.2.3 Fault Isolation Topology (FIT) .................................... 22
Connectors, Indicators and Controls .................................... 9 4.2.4 35-Hz High-Pass Filter .............................................. 22
2.7 Choose Input Wire and Connectors .................................... 10 4.2.5 AC Under-Voltage/Over-Voltage Protection ............... 22
2.8 Choose Output Wire and Connectors ................................. 10 4.2.6 Power Fuse ............................................................... 22
2.9 Audio Wiring ...................................................................... 11
4.2.7 Inrush Limiting .......................................................... 22
2.9.1 Dual 8/4 Mode ........................................................... 11
4.2.8 Variable-speed Fans .................................................. 22
2.9.2 Dual 70V Mode .......................................................... 11
4.2.9 Switching Power Supply ........................................... 22
2.9.3 Bridge-Mono 16/8 Mode ........................................... 12 4.2.10 Mode Switch ........................................................... 22
2.9.4 Bridge-Mono 100V Mode .......................................... 12 4.2.11 Bridge Mode Indicator.............................................. 22
2.10 Network Wiring Rules ....................................................... 13
4.2.12 Channel Level Control ............................................. 23
2.11 Network Wiring ................................................................. 13
5 Troubleshooting ............................................ 24
2.12 Audio and Aux Wiring ....................................................... 13
6 Specifications .............................................. 27
2.13 Connect to AC Mains ........................................................ 13
7 AC Power Draw and Thermal Dissipation ............... 31
2.14 Startup Procedure ............................................................. 13
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CTs Multi-Channel Power Amplifiers CTs Multi-Channel Power Amplifiers
8 Network and CobraNet Basics ............................ 33
8.1. Network Basics ................................................................ 33
8.2 A Closer Look at CobraNet ................................................ 34
8.2.1 Fast Ethernet .............................................................. 34
8.2.2 Audio Specs .............................................................. 35
8.2.3 Bundles and Audio Channels ..................................... 35
8.2.4 The Conductor ........................................................... 35
8.2.5 Repeater Networks ..................................................... 35
8.2.6 Switched Networks ..................................................... 35
9 Service ....................................................... 36
9.1. International and Canada Service ..................................... 36
9.2 US Service ........................................................................ 36
9.2.1 Service at a US Service Center ................................... 36
9.2.2 Factory Service ......................................................... 36
9.2.3 Factory Service Shipping Instructions ........................ 36
9.2.4 Packing Instructions .................................................. 36
9.2.5 Estimate Approval ...................................................... 36
9.2.6 Payment of Non-Warranty Repairs.............................. 36
10 Warranty ................................................... 37
Product Registration ..................................................................... 41
Crown Factory Service Information Form ..................................... 43
Operation Manual Operation Manual
CTs 4200USP/CN
Maximum Average Power
Dual
in watts with 0.1% THD.
4 Channels Driven 1 kHz 20 Hz-20 kHz
4-ohm (per ch.) 260W 215W
8-ohm (per ch.) 180W 190W
70V (per ch.) 220W 220W * 1 Welcome
1 Channel Driven 1 kHz 20 Hz-20 kHz
4-ohm (per ch.) 270W 225W
Building on the foundation of the Com-Tech
®
8-ohm (per ch.) 220W 210W
Crown's CTs Series offers new flexibility and value for
70V (per ch.) 250W 245W *
installed sound applications. The Com-Tech Series were
the first to offer independent selection of high- and low-
Bridge-Mono
impedance operation for a specific channel, and CTs
2 Channel-Pairs Driven 1 kHz 20 Hz-20 kHz
Series amplifiers continue that tradition, with power
8-ohm (per ch. pair) 520W 430W
levels and features carefully chosen to perfectly inte grate
16-ohm (per ch. pair) 400W 380W
into fixed install design requirements.
100V (per ch. pair) 220W 220W *
Thanks to the factory-installed CobraNet and Control
1 Channel-Pair Driven 1 kHz 20 Hz-20 kHz
Module, each amplifier is a network component. It
8-ohm (per ch. pair) 560W 450W
con nects to the audio control/monitor network using
16-ohm (per ch. pair) 440W 420W
stan dard 100Mb Ethernet hardware. With this protocol,
100V (per ch. pair) 250W 245W *
an audio system can be interconnected using standard
off-the shelf 100 Mb Ethernet components (switches,
* Constant Voltage full bandwidth power ratings support
100Hz - 20kHz due to automatic High-Pass Filters.
Net work Interface Cards, and cables).
The Crown CTs 4200USP/CN and CTs 8200USP/CN
CTs 8200USP/CN include SmartAmp features and 3rd-generation DSP-
based components. Their SHARC DSP processor gives
Maximum Average Power
the user an enormous amount of digital signal
Dual
in watts with 0.1% THD.
process ing. Audio routing, faders, meters, polarity &
8 Channels Driven 1 kHz 20 Hz-20 kHz
mute, input compressors, filters, multimode output
4-ohm (per ch.) 200W 175W
limiters, error reporting, and load monitoring are all
8-ohm (per ch.) 160W 155W
available. A built-in noise generator and sine-wave
70V (per ch.) 200W 185W *
generator pro vide noise masking and test capabilities.
1 Channel Driven 1 kHz 20 Hz-20 kHz
In addition, the amplifier allows the transport of real-
4-ohm (per ch.) 270W 230W
time digital audio via CobraNet™ over the same 100Mb
8-ohm (per ch.) 220W 220W
Ethernet network that is used for amplifier control and
70V (per ch.) 250W 230W *
monitoring. This provides a simple to install, single-
Bridge-Mono
plug solution for control, monitoring, and full-
band width audio distribution. The amplifier can function
4 Channel-Pairs Driven 1 kHz 20 Hz-20 kHz
8-ohm (per ch. pair) 400W 350W independently from the network control. Once the
16-ohm (per ch. pair) 320W 310W pro cessing is configured, the unit's non-volatile
100V (per ch. pair) 200W 185W * memory allows the amplifier to continue to function with
no external control.
1 Channel-Pair Driven 1 kHz 20 Hz-20 kHz
8-ohm (per ch. pair) 540W 460W
Please take the time to study this manual so that you can
16-ohm (per ch. pair) 440W 440W
obtain the best possible service from your amplifier.
100V (per ch. pair) 250W 230W *
* Constant Voltage full bandwidth power ratings support
100Hz - 20kHz due to automatic High-Pass Filters.
1.1 Features
• Up to 18 assignable filters per channel
• Crown Switching Power Supply for reduced weight
®
• Over 2 seconds of delay available per channel
Series,
• High power-density, with eight channels in a 3U chassis
• Input compressors and output limiters for each
and four channels in a 2U chassis
channel
• Selectable constant-voltage (70V/100V) or low-
• Noise generator for noise masking
imped ance (8/4 ohm) operation for each channel pair
• Sine generator
• In the unlikely event of a channel failure, FIT (Fault
Isola tion Topology) circuitry isolates faults within
• Load supervision
affected channels
• Full error reporting
• 35 Hz High-Pass Filter (70 Hz in CTs 4200) is
• Firmware upgrades via the network
automati cally inserted when the channel pair is set for
constant-voltage operation. (corner frequency may be
• 10 user selectable presets
changed as a service option)
• Reliable FLASH memory backup of all parameters
• Comprehensive array of indicators including Power and
• Three Year, No-Fault, Fully Transferable Warranty
Data, along with Bridge, Ready, Signal, Clip, Thermal and
completely protects your investment and
Fault for each channel, provide accurate diagnostics
guaran tees its specifications
• Blue Power Indicator flashes if the amplifier shuts off due
to an under-voltage or over-voltage condition on the AC
mains
1.2 How to Use This
Manual
• Advanced protection circuitry guards against: shorted
This manual provides you with the necessary
outputs, open circuits, DC, mismatched loads, general
informa tion to safely and correctly setup and operate
overheating, under-voltage or over-voltage, high-
your amplifier. It does not cover every aspect of
fre quency overloads and internal faults
installation, setup or operation that might occur under
• Proven Crown AB+B Multi-Mode output topology
®
every condi tion. For additional information, please
consult Crown's Amplifier Application Guide (available
• Continuously-variable-speed fans optimize cooling
online at www.crownaudio.com), Crown Tech Support,
effi ciency
your system installer or retailer.
• Built-in CobraNet and Control Module connects to a
We strongly recommend you read all instructions,
CobraNet network. This allows a 100 Mbps Ethernet
warnings and cautions contained in this manual. Also,
sin gle-plug solution for CobraNet audio, and HiQnet
for your protection, please send in your warranty
con trol and monitoring
reg istration card today, or register online at www.
• Analog audio inputs allow CobraNet network audio input,
crownaudio.com. And save your bill of sale-it's your
CobraNet audio backup, or a hardwire emergency
official proof of purchase.
override of CobraNet audio
• 24 bit digital to analog conversion with 32 bit, floating
point DSP processing
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