Bose Lifestyle 12 II Manual

The Bose Lifestyle 12 II is a premium home theater system featuring a media center with built-in AM/FM tuner and CD changer, Acoustimass module for deep bass, five cube satellite speakers, and a universal remote control. It supports Dolby Digital and DTS decoding, offers multiple audio inputs, includes room calibration (ADAPTiQ), and provides customizable settings for optimal sound performance. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Playing Media 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Lifestyle media center, Acoustimass bass module, five cube satellite speakers, universal remote control, ADAPTiQ audio calibration system.

Feature	Description
Media Center	Central control unit with CD changer, AM/FM tuner, and audio processing
Acoustimass Module	Provides deep, powerful bass without distortion
Cube Satellite Speakers	Five small speakers for front, center, and surround channels
Universal Remote	Controls system and compatible TV, cable box, and other devices
ADAPTiQ System	Calibrates sound to your room's acoustics
Audio Inputs	Multiple inputs for DVD, cable/satellite, game consoles, and more
Dolby Digital/DTS	Supports 5.1 channel surround sound decoding
Video Switching	Switches between connected video sources
Sleep Timer	Automatically turns off system after set time
Parental Controls	Restricts access to certain content

Installation

Unpack and inspect all components. Place media center in well-ventilated area.

Position speakers: Place front left/right, center, and surround speakers as per diagram.
Connect Acoustimass module: Use provided cable to connect to media center.
Connect satellite speakers: Use color-coded cables to corresponding media center ports.
Connect audio/video sources: Use appropriate cables for DVD player, cable box, etc.
Connect to TV: Use video output to TV input.
Plug into AC power.

WARNING! Ensure proper ventilation around media center. Do not block vents.

First-Time Setup

Power on system; follow on-screen prompts.

Run ADAPTiQ calibration: Place headset in listening position, follow audio instructions.
Set input sources: Assign names to connected devices (DVD, CABLE, etc.).
Program remote: Use auto-search or manual codes to control TV and other devices.
Adjust audio settings: Use menu to set tone, balance, and surround levels.

CAUTION! Keep speakers away from heat sources and moisture.

Specifications

System Type: 5.1 channel home theater.
Audio Decoding: Dolby Digital, DTS.
Media Center: 5-disc CD changer, AM/FM tuner.
Speaker Drivers: Proprietary Bose technology.
Inputs: Optical, coaxial, analog audio; composite video.
Outputs: Speaker terminals, subwoofer, video out.
Remote: Universal learning remote with backlight.
Power Source: 120V AC, 60Hz.
Dimensions: Media center: 16.5" W x 4.3" H x 13.8" D.

Controls and Settings

Access menu via remote or front panel. Front Panel: POWER, EJECT, TUNER PRESETS, VOLUME.

Remote: POWER, INPUT SELECT, VOLUME, MUTE, NUMERIC, MENU, NAVIGATION arrows, PLAY/PAUSE, SKIP.

Audio: Bass, treble, balance, surround mode (Movie, Music, Off). Video: Input labeling, video conversion. System: ADAPTiQ calibration, remote setup, factory reset. Tuner: Preset stations, auto-scan.

Connecting Devices

Audio Sources: Use optical/coaxial for digital, analog RCA for older devices. Video: Composite to TV.

Turn off system and devices before connecting.
Match cable type to port (e.g., optical cable to optical input).
Select input via remote (DVD, CABLE, AUX, etc.).

Tip: Use high-quality cables for best audio/video performance.

Playing Media

Supports audio CDs, FM/AM radio, and external sources.

Insert CD: Press EJECT, load up to 5 discs.
Play: Press PLAY; skip tracks with SKIP buttons.
Radio: Press TUNER, select AM/FM, scan or enter preset.
External source: Select corresponding input (e.g., DVD for DVD player).
Shuffle/Repeat: Available in CD mode via menu.
Volume: Adjust with remote or front panel.
Mute: Press MUTE to silence audio temporarily.
Sleep Timer: Set in menu to auto-power-off.

WARNING! Do not insert damaged discs. Handle CDs by edges.

Accessibility Features

Audio Presets: Movie mode enhances dialogue; Music mode optimizes for stereo. Remote Backlight: Lights up buttons in low light. Parental Controls: Restrict access to certain inputs or content.

Care & Cleaning

Unplug before cleaning. Wipe media center and speakers with dry, soft cloth. Clean CD lens with approved cleaner if needed.

CAUTION! Do not use liquids or abrasive cleaners on speakers or media center.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound from speakers	Connections/volume	Check speaker wire connections; ensure volume not muted or too low.
Remote not working	Batteries/obstructions	Replace batteries; ensure clear path to media center IR sensor.
No power	Power cord/outlet	Ensure power cord securely connected; test outlet with another device.
Poor sound quality	Calibration/settings	Re-run ADAPTiQ calibration; check audio settings in menu.
CD not playing	Disc/drive	Ensure disc is clean and not damaged; try another CD.

Reset: Menu > System > Factory Reset if needed (note: erases settings).

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