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Boss B40 Soundcomm Headsets User Manual

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Boss B40 Soundcomm Headset User Manual

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]WHAT’S IN THE CARTON

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NOTE: If any part of the product is damaged, don’t use it. Contact your authorized Bose dealer or Bose customer service.Visit: worldwide.Bose.com/Support/B40

HEADSET COMPONENTS

HEADSET

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HOW TO WEAR THE HEADSET

FIT THE HEADSET
As you put the headset on, adjust each ear cup so its cushion is completely over your ear. You should feel an even, gentle pressure all around each ear.
NOTE: Make sure you wear the headset in the correct orientation. Inside of each earcup (scrim) is clearly marked with an L (left) or an R (right).

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Adjust the headset fit
If you need to adjust the headband, make sure the headband is evenly centered on top of your head. The headband should rest gently on your head.
NOTE: For best comfort, make your final adjustment with noise cancellation powered on in a noisy environment.

MICROPHONE

ADJUST THE MICROPHONE
Microphone placement is important for clear communications.
NOTE: On the dual headset, the microphone assembly comes attached to the left earcup. To move the microphone to the other earcup.

  1.  Grasp the microphone with your fingers and adjust so it is level with your mouth.
  2. Position the microphone so it is 0.25″ (6.35 mm) from your lips.

NOTE: The microphone should not be touching your lips.0.25″ (6.35 mm).

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CAUTION: The microphone can rotate up to 320°. Do NOT force the microphone beyond the intended rotation or damage could occur.

ACOUSTIC NOISE CANCELLATION

POWER ON

On the top of the control module, push the Power switch away from the battery light.

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The battery light glows red for three seconds then shows the battery status.

POWER OFF
On the top of the control module, push the Power switch towards the battery light.

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NOTE: When acoustic noise cancellation is off, the headset still provides audio and communications. To conserve battery, power off noise cancellation when the headset is not in use.

BATTERIES

INSTALL THE BATTERIES
On the top of the control module, twist the cap to the left (counter-clockwise) to open the battery compartment.

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  • Insert the two AA alkaline batteries into the battery compartment. Match the H and z symbols on the batteries with the H and z markings on the control module.
  •  Twist the cap to the right (clockwise) until secure.

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Battery life
Single ear cup:  up to 56 hours
Dual ear cup:  up to 48 hours
NOTE: For more information about

CARE AND MAINTENANCE

STORE THE HEADSET
The headset should be stored in the supplied carry case.

  1. Rotate the microphone assembly up, so the microphone gently rests next to the headband.
  2. Place the headset in the case with the cable laying across the center hinge of the case.

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NOTE: When storing the headset for an extended period, remove the batteries.

CLEAN THE HEADSET

The headset may require periodic cleaning.
WARNING: Do NOT attempt to disassemble or clean the inside of the ear cups or other parts of the headset. Only the microphone windscreen, side pad (single ear cup), batteries, and ear cushions are replaceable by the user.

COMPONENT CLEANING PROCEDURE
 

 

 

 

Headset/earcups

• Wipe the outside surfaces with a soft, dry cloth.

• Carefully use tweezers, if necessary, to remove foreign matter that may be in the openings.

• Do NOT to force any dirt or debris into the openings.

• Do NOT blow air into or vacuum the openings as this may damage the headset.

• Do NOT allow moisture to get inside the earcups or the audio input connector.

 

 

Ear cushions

To extend the life of the ear cushions, perform regular cleaning.

• Remove the ear cushions (see page 21) and allow them to air dry.

• Using a dry cloth, clean the flange surface located underneath the ear cushions of any debris.

• Do NOT immerse the ear cushions in water or any other liquid.

 

 

 

Earcup inner screens (scrim)

• Air dry the earcup inner screen (scrim) if it becomes damp from environmental moisture such as light rain, dew, perspiration, or condensation.

• Do NOT use electric heaters or blowers to dry the earcup inner screen.

• Do NOT attempt to remove, replace, repair, or clean this component. If the screen appears damaged or worn out, contact Bose customer service.

Microphone windscreen Wipe the windscreen using a damp cloth and mild soap.

 

REPLACEMENT PARTS AND ACCESSORIES

Replacement parts and accessories can be ordered through Bose customer service.
Visit: worldwide.Bose.com/Support/B40
WARNING: Do NOT attempt to disassemble or service the inside of the ear cups or other parts of the headset.
Replacement Instructions
Only the side pad (single ear cup), microphone windscreen, batteries, and ear cushions are replaceable by the user.
Side pad (single ear cup) The side pad is attached to the headband with a dual lock tab.

  • Gently pull the old side pad away from the headband.
  •  Align the new side pad with the dual lock tab and firmly press until secure.

Microphone windscreen
The microphone windscreen can be removed and replaced.

  • Carefully slide the windscreen off of the microphone.
  • Slide the replacement windscreen on and make sure it fits completely over the microphone.

Ear cushion
Ear cushions should be replaced every 3 – 6 months. Replace the ear cushions if you see:

  • Flaking of the outer covering
  • Cuts or tears
  •  Flattening of the cushion

You may have to replace the ear cushions more often if you:

  • Have a full beard or thick facial hair
  • Use the headset in extreme temperatures
  • Damage the cushions because of improper storage.

HEADSET SPECIFICATION

HEADSET VARIANT  

INPUT IMPEDANCE

HEADSET SENSITIVITY

@1mW @1kHz

 

ABSOLUTE MAX POWER RATING*

Monaural 4-pin XLR (single earcup) 120 ohm ± 10% 107 ± 3db SPL 500 mW
Monaural 4-pin XLR (dual earcup) 80 ohm ± 10% 104 ± 3db SPL 1000 mW
Binaural 5-pin XLR (per earcup) 260 ohm ± 10% 107 ± 3db SPL 500 mW

 

MICROPHONE SPECIFICATIONS
150 ohm Dynamic Noise Canceling
Frequency Response is optimized for improved intelligibility in noisy environments.

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TROUBLESHOOTING

PROBLEM WHAT TO DO
 

 

 

 

No audio/ communications

Check the volume setting on your radio/belt pack.

Make sure the headset cable is securely connected to your radio/belt pack.

Check the internal settings on your radio/belt pack. Try a different radio/belt pack.

Try using the headset in a different seat location.

Unplug all non-Bose headsets from the communications system to determine if there is an uneven load (wired intercom system only).

No audio from one earcup (dual headset only) Make sure you are using the correct XLR connector configuration for your radio/belt pack.
 

 

 

 

No noise cancellation

Make sure the batteries are not drained and correctly installed (see page 17).

Make sure the battery terminals are clean. Make sure the battery cap is secure.

Check the batteries in your radio/belt pack.

Try using the headset in a different seat location.

Remove the microphone assembly and terminator cover to make sure there is no damage to the connectors or pins.

 

REFERENCE

https://www.bose.com

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