Bose 802 Series 3 Manual

The Bose 802 Series III is a professional loudspeaker system designed for high-quality sound reinforcement in various applications. It features a unique eight-driver array for wide, even coverage, integrated EQ for optimal performance, and a rugged, weather-resistant design. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Eight 4.5-inch full-range drivers, integrated EQ module, rugged enclosure, multiple mounting options.

Feature	Description
Driver Array	Eight 4.5-inch full-range drivers for wide dispersion
Frequency Response	Optimized with included EQ module
Power Handling	High power capacity for professional use
Enclosure	Rugged, weather-resistant design
Mounting Options	Multiple brackets for versatile installation
Input Connectors	Speakon NL4 and 1/4-inch jack inputs
EQ Module	Integrated for optimal sound shaping
Coverage Pattern	Wide, even horizontal dispersion
Impedance	8 ohms nominal
Applications	Live sound, installed sound, portable PA

Installation

Unpack and inspect contents. Choose appropriate mounting location.

1. Mounting: Use appropriate Bose mounting bracket or compatible hardware.
2. Positioning: Aim speakers for optimal coverage of listening area.
3. Connections: Connect audio cables to Speakon or 1/4-inch inputs.
4. Power: Connect to appropriate amplifier channel.

WARNING! Ensure mounting surface can support speaker weight. Use proper safety equipment during installation.

First-Time Setup

Connect speakers to audio system; configure EQ settings.

1. Connect to amplifier: Use appropriate gauge speaker cable to amplifier outputs.
2. Install EQ module: Connect between mixer and amplifier if using external EQ.
3. Set amplifier gain: Start with low volume and increase gradually.
4. Test system: Play audio through system to verify operation.

CAUTION! Never exceed amplifier power ratings. Always power off amplifier when making connections.

Specifications

• Type: Full-range professional loudspeaker.
• Drivers: Eight 4.5-inch full-range.
• Power Handling: 240W continuous, 480W peak.
• Frequency Response: 70Hz - 16kHz (±3dB) with EQ.
• Dispersion: 120° horizontal, 100° vertical.
• Sensitivity: 95dB SPL (1W/1m).
• Impedance: 8 ohms nominal.
• Input Connectors: Dual Speakon NL4, 1/4-inch jack.
• Dimensions: 15.5" H × 23.5" W × 11.75" D.
• Weight: 28 lbs (12.7 kg).

Controls and Connections

Rear panel features input connectors and mounting points.

Connections: Speakon NL4 inputs (parallel wired), 1/4-inch jack inputs. No user controls on speaker enclosure.

EQ Module: Provides optimal frequency response. Connect between mixer and amplifier. Features: Input gain, output level, bypass switch.

Connecting to Audio Systems

Connect to amplifier outputs using appropriate cables.

1. Turn off all equipment before making connections.
2. Use proper gauge speaker wire for cable length and power.
3. Connect to amplifier channel matching speaker impedance.
4. For multiple speakers, ensure proper parallel/series wiring.

Tip: Use Speakon connectors for secure, reliable connections in professional applications.

Operation and EQ Settings

Optimal performance requires proper EQ settings.

1. Power sequence: Turn on sources first, then amplifier. Reverse when powering down.
2. EQ connection: Insert EQ module between mixer and amplifier input.
3. EQ settings: Use recommended settings for typical applications.
4. Volume control: Adjust at mixer or amplifier, not at speaker.
5. Monitoring: Listen for distortion indicating overdriving.

WARNING! Never drive speakers into audible distortion. This can damage drivers.

Applications

Suitable for various sound reinforcement applications.

• Live music: Main PA, monitors, side fills.
• Installed sound: Houses of worship, auditoriums, clubs.
• Portable PA: Mobile DJ systems, rental companies.
• Speech reinforcement: Conference rooms, theaters.

For best results, use with appropriate subwoofer for full-range applications.

Care & Maintenance

Regular inspection and cleaning ensures longevity.

1. Cleaning: Wipe enclosure with damp cloth. Avoid harsh chemicals.
2. Grille: Clean with soft brush or compressed air.
3. Connectors: Keep free of corrosion and debris.
4. Storage: Store in dry, temperature-controlled environment.

CAUTION! Do not expose to direct rain or extreme temperatures. Avoid moisture inside enclosure.

Regulatory Information

Complies with applicable safety and EMC standards. FCC Part 15: Class B digital device. Copyright © Bose Corporation. All rights reserved. Bose and 802 are registered trademarks of Bose Corporation. For support, visit www.bose.com or contact Bose Professional support.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound	Connection/power issue	Check all connections; verify amplifier is on and functioning.
Distorted sound	Overdriving/clipping	Reduce input level; check amplifier for clipping indicators.
Intermittent sound	Loose connections	Check all cable connections; inspect cables for damage.
Uneven coverage	Positioning issue	Reposition speakers; ensure proper aiming at audience.
Rattling/buzzing	Damaged driver/loose part	Inspect drivers; tighten all mounting hardware.

Reset: Power cycle entire system if experiencing issues.

Service: Contact authorized Bose service center for repairs. Do not attempt internal repairs.