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Crown Audio CDi 4000 Two-Channel Commercial

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User Manual for Crown Audio CDi 4000 Two-Channel Commercial Amplifier

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Crown Audio CDi 4000 Two-Channel Commercial Amplifier Contents of the user manual for the Crown Audio CDi 4000 Two-Channel Commercial
  • Product category: 70-Volt Amplifiers Crown Audio
  • Brand: Crown Audio
  • Description and content of package
  • Technical information and basic settings
  • Frequently asked questions – FAQ
  • Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
  • Authorized service for Crown Audio 70-Volt Amplifiers

User manual for the Crown Audio CDi 4000 Two-Channel Commercial contain basic instructions that need to be followed during installation and operation. Before starting your appliance, the user manual should be read through carefully. Follow all the safety instructions and warnings, and be guided by the given recommendations. User manual is an integral part of any Crown Audio product, and if it is sold or transferred, they should be handed over jointly with the product. Following the instructions for use is an essential prerequisite for protecting health and property during use, as well as recognition of liability on the part of the manufacturer for possible defects should you make a warranty claim. Download an official Crown Audio user manual in which you will find instructions on how to install, use, maintain and service your product.

And do not forget – unsuitable use of a Crown Audio product will considerably shorten its lifespan!



Product description

The 2 RU rack-mountable Crown Audio CDi 4000 is a rugged, lightweight commercial power amplifier designed for dual-channel or bridge-mono operation in installed audio applications such as restaurants, retail stores, warehouses, offices, and more. The CDi 4000 provides accurate, uncolored sound with low distortion for excellent music and vocal reproduction. It delivers 1200W per channel at 4 Ohms, and supports multiple low-impedance configurations, as well as 70V and 140V constant-voltage systems. The switch-mode universal power supply enables safe operation across the globe. Advanced protection circuitry guards against shorted outputs, open circuits, DC, mismatched loads, general overheating, high-frequency overloads and internal faults. The CDi 4000 also has integrated DSP presets for adjustable crossover frequencies, EQ, limiting, compression, delay, and a subharmonic synthesizer. A backlit LCD displays relevant information. The removable Euroblock inputs and barrier strip outputs accommodate a variety of system setups.
  • Rugged and lightweight steel construction, occupies 2 RU in any standard equipment rack
  • Operates in dual or bridge-mono modes
  • Wide range of speaker impedances and outputs, including 2/4/8 Ohms and 70V or 140V
  • Excellent sound reproduction with low distortion
  • Advanced protection circuitry protects against overheating, overloads, and shorts
  • Integrated DSP presets for crossover frequencies, EQ, limiting, compression, delay, and a subharmonic synthesizer
  • Switch-mode universal power supply
  • Backlit LCD shows relevant information
UPC: 871015002415 In the Box Crown Audio CDi 4000 Two-Channel Commercial Amplifier (1200W/Channel at 4 Ohms, 70V/140V)
  • IEC Power Cable
  • Limited 3-Year Warranty
  • Table of Contents




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    Technical parameters

    Crown Audio CDI4000 Specs

    Channels 2
    Output Power Dual Mode at 2 Ohms: 1600 W per channel
    Dual Mode at 4 Ohms: 1200 W per channel
    Dual Mode at 8 Ohms: 650 W per channel
    Dual Mode at 70 Vrms: 1000 W per channel
    Bridge-Mono Mode at 4 Ohms: 3200 W
    Bridge-Mono Mode at 140 Vrms: 2000 W
    Sensitivity 1.4 V (for full rated power at 8 Ohms)
    Signal-to-Noise Ratio (SNR) 100 dBA (below rated 1 kHz power at 8 Ohms)
    THD < 0.5%
    Damping Factor > 500 (20 to 400 Hz)
    Frequency Response 20 Hz to 20 kHz at 1 W (+0 dB, -1 dB)
    Crosstalk > 70 dB (below rated power, 20 Hz to 1 kHz)
    Input Impedance Balanced: 20 kOhms (nominal)
    Unbalanced: 10 kOhms
    Load Impedance Dual Mode: 2 to 8 Ohms
    Bridge-Mono Mode: 4 to 16 Ohms
    Voltage Gain 34.2 dB (at 1 kHz, 8-Ohm rated output)
    Maximum Input Level +22 dBu typical
    Inputs 2 x 3-pin Euroblock (removable Phoenix-type)
    Outputs 4-position barrier strip with connectors for dual loudspeakers or bridge-mono loudspeaker
    USB 1 x USB Type-B
    Operating Temperature 32 to 104°F / 0 to 40°C at 95% relative humidity (non-condensing)
    Line Current 10.5 A
    Current Consumption ≤ 38 W at idle
    Power 100 V, 120 V, 220 to 240 V, 50/60 Hz, IEC 15 A connector
    Dimensions (W x H x D) 19.0 x 3.5 x 12.3" / 48.3 x 8.9 x 31.1 cm
    Weight 19 lb / 8.6 kg
    Package Weight 23.0 lb
    Box Dimensions (LxWxH) 23.0 x 20.0 x 7.0"

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