bose x aviation headset manual

The Bose X Aviation Headset is a professional-grade aviation headset featuring Bose TriPort® acoustic headphone structure, active noise reduction (ANR), dual volume controls, flexible boom microphone with noise-canceling technology, adjustable headband, and compatibility with standard aircraft audio panels. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Installation & Setup 3. First-Time Use 4. Specifications 5. Controls and Functions 6. Connecting to Aircraft 7. Using the Headset 8. Maintenance & Care 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Headset with ANR electronics module, flexible boom microphone, dual volume controls, aircraft plug adapter, carrying case.

Feature	Description
Active Noise Reduction (ANR)	Electronically reduces ambient cockpit noise
TriPort® Acoustic Structure	Provides clear audio with reduced headband force
Flexible Boom Microphone	Noise-canceling mic with adjustable positioning
Dual Volume Controls	Independent controls for left and right ear cups
Aircraft Plug Adapter	Standard dual GA plugs (¼-inch)
Battery Compartment	Houses AA batteries for ANR power
Microphone Mute Switch	Allows temporary muting of microphone
Carrying Case	Protective case for storage and transport
Headband Adjustment	Adjustable for comfortable fit
Audio Input Jack	For optional audio sources (music, etc.)

Installation & Setup

Unpack and inspect contents. Ensure all components are present.

Insert batteries: Open battery compartment, insert two AA batteries observing polarity.
Adjust headband: Extend or retract headband for comfortable fit.
Position microphone: Bend boom mic to position close to mouth (approx. ½ inch from corner).
Connect to aircraft: Plug headset into aircraft audio jack panel.

WARNING! Do not use headset if damaged. Ensure battery compartment is securely closed.

First-Time Use

Power on headset; verify operation.

Turn on ANR: Slide power switch to ON position (green LED indicator).
Adjust volume: Set left and right volume controls to mid-position.
Test microphone: Transmit on aircraft intercom to verify clarity.
Test audio: Listen for clear reception from aircraft audio system.

CAUTION! Ensure headset is securely connected before engine start.

Specifications

Type: Active Noise Reduction (ANR) aviation headset.
Noise Reduction: Up to 30 dB (ANR) plus passive attenuation.
Microphone: Electret noise-canceling, flexible boom.
Connectors: Standard dual GA plugs (¼-inch).
Power Source: Two AA batteries (alkaline recommended).
Battery Life: Approx. 40 hours continuous use.
Weight: 12 ounces (without batteries).
Operating Temp: -10°C to 50°C (14°F to 122°F).
Warranty: Limited 5-year warranty.

Controls and Functions

Primary controls located on electronics module.

Controls: Power ON/OFF switch, Left Volume Control, Right Volume Control, Microphone Mute Switch, Audio Input Jack.

Operation: Slide power switch to ON for ANR activation (green LED). Adjust volume controls independently for balanced audio. Press microphone mute switch to temporarily disable microphone transmission. Use audio input jack for connecting external audio devices (e.g., music player).

Connecting to Aircraft

Standard aircraft audio panel connection.

Ensure aircraft power is OFF before connecting.
Plug headset connector into aircraft audio jack (typically labeled PILOT or COPILOT).
Secure cable to avoid interference with controls.
Turn on aircraft avionics and test headset functionality.

Tip: For dual-plug systems, ensure both plugs are fully inserted.

Using the Headset

Optimize performance during flight operations.

Pre-flight check: Verify ANR is active (green LED), adjust headband fit.
Microphone positioning: Position boom mic close to mouth for clear transmission.
Volume adjustment: Adjust left/right volumes for comfortable listening levels.
Using mute: Engage mute switch when not transmitting to reduce background noise.
External audio: Connect portable device to audio input jack for music playback.
Battery conservation: Turn off headset when not in use to extend battery life.

WARNING! Do not adjust headset during critical phases of flight.

Maintenance & Care

Regular maintenance ensures optimal performance.

Cleaning: Wipe ear cushions and headband with damp cloth. Do not immerse in water.
Microphone windscreen: Replace if damaged or dirty.
Battery replacement: Replace AA batteries when ANR performance diminishes or LED dims.
Storage: Store in carrying case in a cool, dry place.
Cable inspection: Regularly inspect cable for wear or damage.

CAUTION! Use only recommended batteries. Do not disassemble headset.

Regulatory Information

FCC Part 15: Class B digital device; complies with aviation standards. TSO approved: Meets TSO-C57a and TSO-C58a for aviation use. Copyright © Bose Corporation. For support, visit www.bose.com/aviation or contact Bose Aviation Headset Division at 1-800-999-2673.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No ANR (LED off)	Dead batteries	Replace with fresh AA batteries.
Intermittent audio	Loose connection	Check aircraft jack and headset plug connections.
Microphone not transmitting	Mute engaged or boom position	Disengage mute switch; reposition microphone closer to mouth.
Unbalanced audio	Volume control settings	Adjust left and right volume controls independently.
Distorted audio	Battery low or audio source issue	Replace batteries; check aircraft audio panel settings.
Headset uncomfortable	Incorrect headband adjustment	Adjust headband for even pressure distribution.

Reset: Turn power OFF/ON to reset electronics module.

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