F5 Wireless Headphones – Operating Instructions Introduction ..........16 Servicing ..........23 Replacing disposable/rechargeable General ............17 batteries ...........23 Warranty ...........17 Charging the batteries ......24 Intended use ..........18 Adjusting the headphones .......25 Safety information ........18 5.3.1 Adjusting the headband width ....25 Useful information about the 5.3.2...
English Introduction The F5 wireless headphones are an optional accessory for SEWERIN devices featuring SDR (Sewerin Digital Radio). They can be used either as universal or soundproofing headphones depending on the ear cushion used. The F5 headphones can be operated with...
• All repairs must be carried out using re- delivery of Hermann Sewerin GmbH are not placement parts that have been approved affected by the information given below. by Hermann Sewerin GmbH.
Please Intended use note that this does not apply when the The F5 wireless headphones can be used to headphones have been removed. Moisture listen to noises in leak detection. They only must not be allowed to penetrate the open work in conjunction with SEWERIN devices side of the ear cup.
Useful information about the headphones Structure Headband Ear cup Ear cushion Red LED Inner cushion The battery compartment ON/OFF button is located inside the left ear Charging socket Green LED cup. It is concealed by the inner cushion. English...
English Distinguishing between the ear cups What the LEDs mean The left and right ear cups of the F5 head- The LEDs are integrated in the ON/OFF phones can be identified from the stickers. button. Signal Significance Right ear cup...
ON/OFF button again if you want to con- Preparing the headphones for operation tinue listening to noise. To be able to listen to noise with the F5 wire- less headphones you must first establish a radio connection to the SEWERIN device.
English Range (break in radio connection) If you are outside the range of the radio con- nection between the F5 headphones and the SEWERIN device, the F5 headphones will go mute. You will no longer hear any noise. Once you move back into the reception radius, you...
Replacing disposable/rechargeable batteries. Ensure that the batteries are batteries inserted with the correct polarity. The F5 headphones can be operated with Close the battery compartment with the either disposable or rechargeable batteries. cover. When the red LED starts flashing, it means...
(vehicle cable) into the charging after the batteries have been fully charged. socket of the F5 headphones. The red LED on the F5 headphones will go CAUTION! off as soon as the charging plug has been The AC/DC adapter (vehicle cable) removed from the charging socket.
Adjusting the headphones 5.3.2 Reducing the pressure • Pull the two ear cups apart so that the 5.3.1 Adjusting the headband width headband is slightly stretched. • Pull the wire headband evenly out of the Do not stretch it too far. The width of the sleeves on the joint or slide the band further headband can only be reduced again a lim- into the sleeves.
English Changing the ear cushions Preferably pull the cushion diagonally towards one of the opposite corners and The ear cushions can be replaced (e. g. for slide it over the corner. hygienic reasons, in the case of wear, when Finally pull the cushion over the fourth switching between universal and soundproof- corner.
Used equipment can be returned to Hermann • with plug for cigarette lighter adapter Sewerin GmbH. We will arrange for the equip- ment to be disposed of appropriately by certi- fied specialist contractors free of charge. Other accessories are available for the device.
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FCC Compliance Statements The device has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reaso- nable protection against harmful interference when the device is operated in a commercial environment.
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