JBL SR6670A User Manual

Details the key technical specifications and design aspects of the amplifier.

Lists all items included in the product packaging upon delivery.

Details the function of each control on the front panel.

Explains the meaning of the various LEDs and indicators on the front panel.

Lists and describes all input and output connectors on the rear panel.

Explains the function of various switches on the rear panel.

Describes the different operating modes selectable via the rear panel switch.

Details the features and operation of the compressor and filter option.

Explains the bi-amplified operation provided by the crossover option.

Guidelines for securely mounting the amplifier in a standard equipment rack.

Explains the principles and goals of effective audio system grounding.

Outlines critical safety measures for operating the amplifier safely.

Provides practical guidelines for designing a safe and effective grounding scheme.

Discusses best practices for connecting unbalanced audio sources to the amplifier.

Advice on using balanced or shielded cables for long audio signal connections.

Details the types of input connectors (XLR and phone jacks) and their pinouts.

Wiring conventions for balanced and unbalanced audio sources.

Describes the Neutrik Speakon connectors used for loudspeaker connections.

Specifications for appropriate loudspeaker cable diameter and wire gauge.

Wiring configurations for Speakon connectors in various amplifier modes (Stereo, Bi-Amplified, Bridge-Mono).

Outlines the sequence of operations for safe amplifier startup.

Addresses issues where no audio output is heard from the amplifier.

Explains possible causes for the standby indicator remaining illuminated.

Troubleshooting steps for poor audio quality or distortion.

Addressing noise issues like hum or buzz in the audio signal.

Discusses external factors that can cause hum or buzz.

Troubleshooting steps for audio dropouts or inconsistent signal.

Lists physical dimensions, weight, and materials of the amplifier.

Discusses routine care and cleaning procedures for the unit.

Details the terms and duration of the manufacturer's warranty.

Comprehensive electrical and audio performance data.

Details the output impedance characteristics and damping factor.

Information on power requirements, voltage range, and fuses.