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CDi Series Power Amplifiers
The CDi Series of Crown
amplifiers are professional
tools designed and built for installed sound applications.
The series includes three models which are identical
except for output power: CDi 1000, CDi 2000, CDi 4000
and CDi 6000. All are rugged and lightweight, and offer
unmatched value in their class.
CDi-Series amplifiers feature an intuitive front-panel LCD
screen to guide installers through their configurations.
CDi amplifiers also offer onboard DSP for loudspeaker
signal processing. Other features include a switch-mode
universal power supply, useful function indicators,
pro portional-speed fan-assisted cooling, removable
Phoe nix-style inputs, barrier strip outputs for low-Z or
70V/140V loads, short-circuit protection and more.
In addition, CDi Series amplifiers include a number of
features which require some explanation before they can
be used to their maximum advantage.
Please take the time to study this manual so that you can
obtain the best possible service from your amplifier.
• Accurate, uncolored sound with very low distortion for
the best in music and voice reproduction
• Advanced protection circuitry guards against: shorted
outputs, open circuits, DC, mismatched loads, general
overheating, high-frequency overloads and internal
• Extremely versatile; rated for 2, 4, 8 ohms loads and
70V and 140V outputs
• Intuitive front-panel LCD screen for quick, easy
• Switch-mode universal power supply
• Onboard digital signal processing includes cross overs,
EQ filters, delay, and output limiting
• All products fill 2U rack spaces and weigh under 19
• Barrier strip outputs for low-Z or 70V/140V loads,
removable Phoenix-style inputs
• Three-Year, No-Fault, Fully Transferable Warranty
completely protects your investment and guarantees
1.2 How to Use This Manual
This manual provides you with the necessary information to
safely and correctly setup and operate your amplifier. It
does not cover every aspect of installation, setup or
operation that might occur under every condition. For
additional information, please consult Crown’s Amplifier
Application Guide (available online at www.crownau dio.
com), Crown Technical Support, your system installer or
We strongly recommend you read all instructions,
warn ings and cautions contained in this manual. Also,
for your protection, please send in your warranty
registration card today. And save your bill of sale — it’s
your official proof of purchase.