Bose QUIETCOMFORT 3 HEADPHONES User Manual

Bose® QuietComfort® 3 Acoustic Noise Cancelling Headphones

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Safety Information

Please read this owne r’s guide

Please take the time to follow the instructions in this owner’ help you to properly use your new Bose

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product and enjoy its features. Please save

this owner’s guide for future reference.

WARNINGS

• T o reduc e the risk of fire or electric shock , do not expose the battery charger to rain or moisture. Do not expose the charger to dripping or splashing of liquids.

• The battery charger must be used indoors. I or on boats.

• Charge the battery only on a charger approv not reach full charge within the specified charging time. Doing so may cause the battery to become hot, rupture, or ignite. If you see any heat deformation or leakage, properly dispose of the battery.

• Do not expose the battery to temperatures greater than 212°F (1 can catch fire and explode.

• Do not place the battery in direct sunlight, or use or store it inside ca temperatures in excess of 140°F (60°C). Doing so may cause the battery t o genera te heat, rupt ure, or ignite. Us ing the battery in this manner also may result in a loss of performance and a shortened life expecta ncy.

• Do not short circuit the battery. Avoid placing it around metal objects suc h as k eys, pock et cha nge, p aper c lips, and

jewelry

• Do not hit the battery with a hammer, st ep on, throw or drop it t tery with a sharp object such as a nail. Do not crush, dent, or deform the battery in any way. If the battery becomes deformed, properly dispose of it.

• The battery used in this device may present a risk of fire o above 212°F (100°C), or incinerate. Replace battery with Bose part PC40229 only. Use of another battery may present a risk of fire or explosion.

t is neither designed nor tested fo r use out doors , in recreat ion vehicles ,

ed by Bose Corporation. Do not continue charging the battery if it does

00°C). If exposed to excessive heat, the battery

rs in hot weather where it can be exposed to

o expose it to a strong shock. Do not pierce the bat-

r chemical burn if mistreated. Do not disassemble, heat

CAUTIONS

• Do not allow the battery to get wet. Avoid using it in high humidity environments.

• Avoid electrostatic discharge to the battery.

• Do not drop or sit on the headphones, or allow them to be immersed in water.

• Long-term exposure to loud music may cause hearing damage. I headphones, especially for extended periods.

• Do not use these headphones when operating a motor vehicle o side sounds may present a danger to you or others.

• Sounds that you rely on as reminder phones. Be aware of how these sounds vary in character, so you can recognize them as needed.

s or warnings may have an unfamiliar character when you are using the head-

t is best to avoid extreme volume when using these

n a public road, or where the inability to hear out-

s guide carefully. It will

Please dispose of used or damaged batteries promptly and properly, following any local regulations. Keep away from children. Do not incinerate.

To return batteries for recycling, contact Bose or your Bose dealer. In the United States only, call 1-800-905-2180. For other regions, see the contact information on the inside back cover.

This product conforms to the EMC Directive 89/336/EEC and to the Low Voltage Directive 73/23/EEC. The complete Declaration of Conformity can be foun

d at www.bose.com/static/compliance/index.html.

Important Safety Instructions

Compliance with FCC rules (U.S.A., only)

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

NOTICE

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection agains t harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, this is no guarantee tha t inte rference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, you are encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment to an outlet on a different circuit than the one to which the receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

FCC WARNING

• Changes or modifications not expressly approved by t he party responsible for c ompliance could v oid the us er’s authority to operate this equipment.

• Proper connections must be used for connection to a host computer and/or peripherals in order to meet FCC emission limits.

Important Safety Instructions

1. Read these instructions – for all components before using this product. these instructions – for future reference.

2. Keep

3. Heed

all warnings – on the product and in the owner’s guide.

ollow all instructions.

4. F

5. Do not

6. Cl

7. Do not blo

8. Do not ins

9. Onl

10. Unpl

11. Refer

use this product near water or moisture – Do not use this product ne ar a bathtub, washbowl, kitchen

sink, laundry tub, in a wet basement, near a swimming pool, or anywhere else that water or moisture are present.

ean only with a dry cloth – and as directed by Bose Corporation. Unplug the battery c harger from the wall out-

let before cleaning.

ck any ventilation openings. Install in accordance with the manufacturer’s instructions.

ing amplifiers) that produce heat.

damage to this product.

aged in any way: such as power-supply cord or plug is damaged; liquid has been spilled or objects have fallen into the apparatus; the apparatus has been expose d to rain o r moisture , do es not operate n ormall y, or has been dropped – Do not attempt to service this produc t yourse lf . Open in g or removin g covers may e xpose

you to dangerous voltages or other hazards. Please call Bose to be referred to an authorized service center near you.

tall near any heat sources, such as radiators, heat registers, stoves, or other apparatus (includ-

y use attachments/accessories specified by Bose.

ug the battery charger during lightning storms or when unused for long periods of time – to prevent

all servicing to qualified service personnel. Servicing is required when the apparatus has been dam -

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Welcome

Adjustable

headband

Power switch

with power indicator

Replaceable ear

cushions

Rotating

earcups

Ports

R (right)

mark

L (left)

mark

Batteries

Battery

charger

Headphones audio cord

5 ft. (1.5 m) audio

extension cord

Dual-plug

adapter

¼ in. (6.3 mm)

stereo phone

plug adapter

Carrying case

Battery charger plug adapters

N. America/Japan

China

Europe

Korea

U.K./Hong-Kong/ Singapore

Australia/New Zealand

Welcom e

Introducing the QuietComfort® 3 Acoustic Noise Cancelling® headphones

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Thank you for purchasing the QuietComfort® 3 Acoustic Noise Cancelling® headphones from Bose. Our innovative technologies enable these on-ear headphones to reduce unwanted distractions while providing you with lifelike audio performance and a comfortable fit.

Accessories included:

IMPORT ANT: Before initial headphone use, it is important to fully charge the battery for a minimum of two hours. See “Charging the battery” on page 5.

Preparing Your Headphones

Indicator:

On = Charging Off = Charging complete Flashing = See

“Troubleshooting” on page 10.

123

Preparing Your Headphones

Charging the battery

Initial charging time for a new battery is approximately two hours. After that, charging time varies depending on the battery charge state.

1. C

hoose the correct plug adapter and attach it to the charger.

2. Insert the battery into the charger.

3. Plug the charger into a live AC (mains) outlet.

IMPORTANT: DO NOT STORE A BATTERY IN THE CHARGER.

• After charging, unplug the battery charger and remove the battery.

• Storing a battery in the charger diminishes the charged state of the bat-

tery over time and may permanently reduce the capacity of the battery.

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Battery handling and precautions

• The battery does not have to be completely discharged in order to charge it. You

can charge the battery at any time.

• Never leave the battery in a discharged state. Charge after use and before storage.

• Avoid extreme temperatures when charging the battery. Battery charging should

cur within the temperature range of 32°F (0°C) to 95°F (35°C).

• A fully charged battery provides approximate

when it no longer provides adequate power after charging. To order a replacement battery, see “Troubleshooting” on page 10.

• Keep the terminals on the battery, in the c

headphones clean at all times. Dirty terminals may cause poor electrical connections and affect performance. For cleaning instructions, see “Cleaning” on page 10.

ly 25 hours of use. Replace the battery

harger, and in the right earcup of the

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