Bose PS28 Manual

The Bose PS28 is a premium 28-inch powered speaker system designed for high-fidelity audio reproduction, featuring built-in amplification, multiple input options, advanced DSP processing, and Bose proprietary waveguide technology. It supports line-level inputs, digital optical input, Bluetooth connectivity, and includes a remote control for convenient operation. Below are key sections for safety, features, setup, operation, and troubleshooting.

Features at a Glance

Key components: 28-inch waveguide speaker array, Built-in Class-D amplifier, Digital Signal Processor (DSP), Remote Control, Multiple input ports, Status indicator LED.

Feature	Description
Waveguide Technology	Bose proprietary design for wide, consistent sound dispersion
Built-in Amplifier	High-efficiency Class-D amplification
Digital Optical Input	For connecting TVs, game consoles, or media players
Bluetooth Connectivity	Wireless audio streaming from compatible devices
Analog Line Input	RCA connectors for traditional audio sources
Remote Control	Includes power, volume, input selection, and mute functions
Status LED	Indicates power state and selected input source
Auto Standby	Automatically enters low-power mode when no signal is detected
Wall Mount Compatible	Includes keyhole slots for secure wall mounting
Protection Circuitry	Prevents damage from overloads and short circuits

Installation & Placement

Unpack and inspect contents. Choose optimal placement for best sound quality.

1. Placement: Position speaker at ear level when seated. Allow at least 6 inches clearance from walls for proper bass response.
2. Wall Mounting: Use appropriate wall mount hardware (not included). Secure to wall studs for stability.
3. Power Connection: Plug power cord into grounded electrical outlet.
4. Input Connections: Connect audio sources before powering on.

WARNING! Speaker is heavy; use proper lifting technique or assistance. Ensure wall mount can support weight.

First-Time Setup

Power on speaker; LED will indicate ready state.

1. Initial Power: Press power button on rear panel or remote. LED will illuminate solid white.
2. Input Selection: Use INPUT button on remote to cycle through available sources.
3. Bluetooth Pairing: Select BT input, enable Bluetooth on your device, select "Bose PS28" from available devices.
4. Volume Adjustment: Set initial volume to mid-level, then adjust to preference.

CAUTION! Avoid placing near heat sources or in direct sunlight. Ensure adequate ventilation around amplifier section.

Technical Specifications

• Speaker Size: 28-inch waveguide array.
• Amplifier Power: 150W RMS Class-D.
• Frequency Response: 45Hz - 20kHz (±3dB).
• Inputs: Digital optical, Analog RCA, Bluetooth 5.0.
• Bluetooth Codecs: Supports SBC, AAC.
• Power Requirements: 100-240V AC, 50/60Hz.
• Dimensions: 28" H × 10" W × 8" D.
• Weight: 28 lbs (12.7 kg).
• Operating Temperature: 41°F to 95°F (5°C to 35°C).
• Warranty: 5 years limited warranty.

Controls and Connections

Rear Panel: POWER switch, INPUT selector, Analog RCA inputs, Digital optical input, Bluetooth pairing button.

Remote: POWER, VOLUME UP/DOWN, MUTE, INPUT SELECT, BLUETOOTH PAIR.

Status LED Indicators: Solid white (power on), Blinking white (Bluetooth pairing mode), Amber (standby mode), Red (protection mode/error). Input Selection: Cycle through OPTICAL, ANALOG, BLUETOOTH. Volume Control: Remote or volume knob on rear panel. Mute Function: Temporarily silences audio without changing volume setting.

Connecting Audio Sources

Digital Optical: Connect to TV or media player using Toslink cable. Analog: Connect to preamp or source using RCA cables. Bluetooth: Wireless connection from compatible devices.

1. Turn off speaker before making connections.
2. Use high-quality cables for best performance.
3. Match input type to source (e.g., optical for TV, analog for turntable with preamp).
4. Select corresponding input using remote control.

Tip: For optimal digital audio quality, ensure source device is set to output PCM stereo.

Operation Modes

Normal Mode: Full power operation. Standby Mode: Automatically enters after 30 minutes of no signal (LED amber). Bluetooth Pairing Mode: LED blinks white for 3 minutes or until paired.

1. To wake from standby: Press any button on remote or send audio signal.
2. To enter pairing: Hold Bluetooth button for 3 seconds until LED blinks.
3. To disconnect Bluetooth: Turn off Bluetooth on source device or select different input.
4. Auto source switching: Speaker automatically switches to active input source.

WARNING! Do not cover ventilation slots during operation. Allow heat dissipation.

Remote Control Functions

Remote requires 2 AAA batteries (included). Point at front panel IR sensor.

Button	Function
POWER	Turns speaker on/off
VOL +/-	Adjusts volume level
MUTE	Toggles audio mute on/off
INPUT	Cycles through input sources
BT PAIR	Initiates Bluetooth pairing

Remote range: Up to 20 feet (6 meters) with direct line of sight.

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth for exterior. For stubborn marks, lightly dampen cloth with water only.

CAUTION! Do not use solvents, abrasives, or aerosol cleaners. Avoid liquid contact with any openings.

Regulatory & Compliance

FCC Part 15: Class B digital device compliant. CE marked for European market. RoHS compliant. Contains no hazardous materials. Copyright © Bose Corporation. All rights reserved. Bose and the Bose logo are registered trademarks of Bose Corporation. For support, visit www.bose.com/support or contact 1-800-999-2673.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord/outlet	Check power connection; try different outlet; ensure power switch is on.
No sound	Input selection/volume	Verify correct input selected; check volume level; ensure mute is off.
Bluetooth not connecting	Pairing mode/distance	Enter pairing mode; ensure device is within 30 feet; remove obstacles.
Distorted sound	Source/overload	Reduce source volume; check cables for damage; ensure proper input type.
LED flashing red	Protection mode	Turn off, disconnect power for 2 minutes, check ventilation, reconnect.

Reset: Disconnect power for 60 seconds to reset all settings.

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