Bose Lifestyle 28 Service Manual

The Bose Lifestyle 28 is a premium home theater system featuring a media center, Acoustimass module, Jewel Cube speakers, and a universal remote. This service manual provides detailed information for installation, configuration, troubleshooting, and technical specifications. Below are key sections covering system overview, installation, setup, operation, maintenance, and service procedures.

1. System Overview 2. Installation Guide 3. Initial Setup & Configuration 4. Technical Specifications 5. Controls & Remote Functions 6. Connection Diagrams 7. Operation Modes 8. System Diagnostics 9. Maintenance & Cleaning 10. Regulatory & Compliance 11. Troubleshooting Guide

System Overview

Key components: Lifestyle 28 Media Center, Acoustimass Module, Five Jewel Cube Speakers, Universal Remote Control, ADAPTiQ Audio Calibration System.

Component	Description
Media Center	Central control unit with amplifier, tuner, and input/output connections
Acoustimass Module	Bass speaker system for low-frequency effects
Jewel Cube Speakers	Five compact satellite speakers for surround sound
Universal Remote	Controls system and compatible external devices
ADAPTiQ System	Headset and software for room-specific audio calibration
Power Cord	For AC power connection
Speaker Cables	Color-coded for easy installation
Audio/Video Inputs	HDMI, component, composite, optical, coaxial
Ethernet Port	For network connectivity and updates
USB Port	For firmware updates and media playback

Installation Guide

Unpack all components and verify contents. Choose optimal placement for speakers and media center.

Position Media Center: Place in well-ventilated area near TV and sources.
Connect Acoustimass Module: Place near wall or corner; connect to Media Center.
Mount Jewel Cube Speakers: Install using brackets; connect color-coded cables.
Connect Sources: Use HDMI/optical for audio/video devices.
Connect to TV: Use HDMI or component video output.
Plug into AC power.

WARNING! Ensure proper ventilation around Media Center. Use two people when handling Acoustimass module.

Initial Setup & Configuration

Power on system; follow on-screen setup wizard.

Run ADAPTiQ Calibration: Wear headset; follow audio prompts for room optimization.
Configure Inputs: Assign names to connected sources (Blu-ray, Cable, etc.).
Set Audio Preferences: Choose music/movie modes; adjust bass/treble.
Program Remote: Teach universal remote codes for external devices.
Network Setup: Connect Ethernet for software updates and streaming.

CAUTION! Complete ADAPTiQ calibration in quiet room for optimal performance.

Technical Specifications

Audio Channels: 5.1 surround sound.
Total System Power: Not specified by Bose (proprietary measurement).
Frequency Response: Proprietary Bose technology.
Inputs: 4 HDMI, 2 component video, 3 composite video, 3 optical digital, 1 coaxial digital, Ethernet, USB.
Outputs: HDMI (ARC), component video, composite video.
Supported Formats: Dolby Digital, DTS, PCM, MP3, WMA, AAC.
Wireless: Optional adapters for Bluetooth/Wi-Fi.
Power Requirements: 120V AC, 60Hz (US model).
Operating Temperature: 41°F to 95°F (5°C to 35°C).

Controls & Remote Functions

Media Center Front Panel: STANDBY, INPUT SELECT, VOLUME knob, DISPLAY.

Remote: POWER, INPUT SELECT, VOLUME, MUTE, NAVIGATION arrows, SELECT, MENU, NUMBER pad, PLAYBACK controls, SOUND TOUCH buttons.

On-Screen Menu: Setup (ADAPTiQ, inputs, network), Audio (modes, tone, night mode), Video (resolution, aspect ratio), System (language, updates, reset).

Connection Diagrams

HDMI Sources: Connect to Media Center HDMI inputs. TV: Connect Media Center HDMI output to TV ARC input. Optical Audio: Use for cable/satellite boxes without HDMI. Speaker Connections: Match cable colors to Media Center terminals.

Turn off all devices before connecting.
Use high-speed HDMI cables for best performance.
Ensure secure connections to prevent signal loss.

Tip: Label cables during installation for easier identification.

Operation Modes

Supports multiple audio/video modes.

Movie Mode: Optimizes for surround sound effects.
Music Mode: Enhances stereo and multi-channel music.
Night Mode: Compresses dynamic range for quiet listening.
Direct Mode: Bypasses processing for pure source audio.
Input Switching: Use INPUT button or remote to cycle sources.
Volume Control: System-wide or per-input adjustment available.

WARNING! Avoid extreme volume levels to prevent speaker damage.

System Diagnostics

Built-in diagnostics accessible via secret menu: Press and hold 1 and 4 on remote while powering on. Tests include speaker connectivity, amplifier output, and signal processing.

Maintenance & Cleaning

Unplug system before cleaning. Use dry, soft cloth for Media Center and speakers. Vacuum Acoustimass module vents periodically.

CAUTION! Do not use liquids or abrasive cleaners. Keep Jewel Cube speakers away from moisture.

Regulatory & Compliance

FCC Part 15 Class B compliant. CE marked for European market. Manufactured under ISO 9001 standards. Copyright © Bose Corporation. Patents pending. For support, visit www.bose.com or contact 1-800-999-2673.

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
No power	Power cord/outlet	Check power connection; try different outlet; ensure standby light is on.
No sound from speakers	Connections/volume	Verify speaker wire connections; check volume level; ensure correct input selected.
Remote not working	Batteries/obstructions	Replace batteries; ensure clear line of sight to Media Center.
No video to TV	HDMI cable/settings	Check HDMI connections; ensure TV input matches Media Center output.
ADAPTiQ fails	Noise/headset	Perform in quiet environment; ensure headset is properly connected.
Network issues	Ethernet/Wi-Fi	Check cable/Wi-Fi connection; restart router and Media Center.

Factory Reset: Menu > System > Reset to Factory Defaults (erases all settings).

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