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Need help?Do you have a question about the Crown XS900 and is the answer not in the manual?
Caution about locating sensitive equipment near the amplifier due to its magnetic field.
Information regarding the device's compliance with FCC rules for radio frequency energy.
Highlights key features of the Xs Series power amplifiers.
Guidance on how to effectively use the operation manual for setup and operation.
Instructions for unpacking and checking the amplifier for transit damage.
Steps and cautions for safely installing the amplifier, ensuring power is off.
Guidance on maintaining adequate airflow and ventilation for amplifier operation.
Recommendations for choosing appropriate input wiring and connectors.
Guidance on selecting suitable output wiring and connectors for speakers.
Instructions for wiring the amplifier system in different modes.
Details for input and output wiring in stereo mode.
Methods for feeding the same signal to both amplifier channels.
Instructions for input and output wiring in bridge-mono mode.
Procedure for connecting the amplifier to the AC power source.
Methods to prevent speaker damage from clipping and subsonic signals.
Step-by-step guide for safely powering on the amplifier.
Important precautions for safe and optimal amplifier operation.
Description of front panel controls, buttons, and indicator lights.
Details of back panel controls and connectors for 2-channel models.
Description of back panel controls and connectors specific to the Xs4300 model.
Overview of amplifier protection and diagnostic capabilities.
Protects the amplifier output stage from damage caused by short-circuit loads.
Disconnects loudspeakers in case of output DC offset exceeding 2V.
Protects high-voltage power supplies with a rated breaker.
Activates if internal heatsink temperature exceeds safe operating levels.
Describes conditions indicating normal operation of the amplifier.
Addresses problems related to the amplifier not receiving power.
Explains common causes for distorted audio output.
Covers scenarios where the amplifier produces no audio output.
How to obtain service from authorized centers globally.
Details on service options within the US and Canada.
Procedure for service at local authorized centers.
Process for sending units directly to the Crown factory.
Guidelines for safely packaging and shipping units to the factory.
Covers overall warranty, excluded items, and warrantor's actions.
Details on obtaining warranty service in the US and Canada.
Includes disclaimers, alterations, design changes, and legal remedies.
Details on obtaining warranty service outside the US and Canada.
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