Bose Acoustimass 15 Series 2 Manual

The Bose Acoustimass 15 Series 2 is a premium home theater speaker system featuring proprietary Acoustimass module technology for deep, powerful bass without distortion, and Direct/Reflecting cube speaker arrays for spacious, lifelike sound. This manual covers system overview, setup, connection, operation, placement guidelines, and troubleshooting for optimal performance.

1. System Overview 2. Package Contents 3. Installation & Placement 4. Specifications 5. Connecting to Your Receiver 6. System Calibration & Settings 7. Operation Guidelines 8. Care & Maintenance 9. Regulatory & Safety Information 10. Troubleshooting

System Overview

The Acoustimass 15 Series 2 system consists of an Acoustimass bass module and five Direct/Reflecting cube speakers (front left/right, center, surround left/right). Key features include proprietary bass port technology, magnetically shielded cubes, and color-coded connectors for easy setup.

Component	Description
Acoustimass Module	Handles low-frequency effects (LFE) and bass; connects to receiver subwoofer output
Direct/Reflecting Cubes (5)	Handle mid-range and high frequencies; magnetically shielded for placement near TVs
Speaker Cables	Color-coded (gray for front, purple for center, green for surround)
Power Cord	For Acoustimass module power
Owner's Guide	This manual

Package Contents

Unpack carefully and verify all items are present.

Acoustimass bass module (1)
Direct/Reflecting cube speakers (5)
Color-coded speaker cables (5 sets)
AC power cord (1)
Rubber feet (4, for module)
Owner's Guide
Warranty card

WARNING! Handle speakers with care; avoid dropping or placing heavy objects on them.

Installation & Placement

Proper placement is critical for optimal sound performance.

Place Acoustimass module: Along a wall, near receiver, but not in enclosed cabinet. Use rubber feet.
Place cube speakers: Front left/right beside or slightly behind TV; center channel above/below TV; surround left/right beside or behind listening area.
Maintain clearance: Keep at least 1 inch from walls for cubes; 2-3 inches for module.
Avoid heat sources: Keep away from radiators, heaters.

CAUTION! Do not place module in enclosed space; ensure adequate ventilation.

Specifications

System Type: 5.1 channel home theater speaker system.
Acoustimass Module: Proprietary bass port design, powered amplifier.
Cube Speakers: 2.25" full-range drivers, magnetically shielded.
Frequency Response: Module: 35Hz - 200Hz; Cubes: 200Hz - 16kHz.
Power Handling: Compatible with receivers 10-200 watts per channel.
Impedance: 4-8 ohms per cube; module accepts line-level input.
Dimensions (each cube): 3.5"H x 4.5"W x 4.5"D.
Module Dimensions: 17"H x 9"W x 17"D.
Weight: Module: 25 lbs; Each cube: 2 lbs.

Connecting to Your Receiver

Ensure receiver and system are powered OFF before connecting.

Connect cubes to receiver: Match colors (gray to front L/R, purple to center, green to surround L/R).
Connect Acoustimass module: Use RCA cable from receiver's SUBWOOFER or LFE output to module's LINE IN.
Connect module power: Plug AC cord into wall outlet.
Power sequence: Turn on module first, then receiver.

Tip: Keep speaker cables away from power cords to avoid interference.

System Calibration & Settings

Configure receiver settings for best performance.

Receiver Setup: Set speaker size to "SMALL" for all cubes; subwoofer to "YES" or "LFE". Crossover: Set to 80Hz or 100Hz. Level calibration: Use receiver's test tone to balance channel levels.

Module Controls: Phase switch (0° or 180°); Crossover bypass switch (use if receiver handles crossover). Volume control on module: Start at midpoint, adjust via receiver.

Operation Guidelines

For daily use and optimal sound.

Power on: Module first, then receiver.
Volume: Adjust via receiver remote; fine-tune with module knob if needed.
Source selection: Use receiver to switch between DVD, TV, music sources.
Listening modes: Use receiver's Dolby Digital, DTS, or stereo modes as desired.
Power off: Receiver first, then module.

WARNING! Avoid high volume for extended periods to prevent overheating.

Care & Maintenance

Unplug module before cleaning. Use dry, soft cloth for cubes and module. Do not use liquids or abrasive cleaners.

CAUTION! Never open speakers or module; no user-serviceable parts inside.

Regulatory & Safety Information

FCC Compliance: Class B digital device; complies with Part 15 rules. CE marked for European safety. Copyright © Bose Corporation. Trademarks owned by Bose Corporation. For support, visit www.bose.com or contact 1-800-999-2673.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound from cubes	Loose connections/receiver settings	Check speaker wire connections; verify receiver speaker settings are ON.
No bass from module	Cable/power/phase	Ensure RCA cable connected to SUBWOOFER output; check power; try phase switch.
Distorted sound	Overloading/clipping	Reduce receiver volume; ensure receiver power rating matches speakers.
Hum or buzz	Ground loop/interference	Ensure all components plugged into same power strip; separate audio/power cables.
One cube not working	Wire/connection	Swap cables with working cube to isolate issue; check receiver channel.

Reset: Power cycle module and receiver.

Service: 1-800-999-2673; www.bose.com