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Funkkopfhörer F5
Wireless Headphones
Casque sans fil
Auriculares inalámbricos
Cuffia radio
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F5 Wireless Headphones – Operating Instructions
1 Introduction .............................................16
2 General ....................................................17
2.1 Warranty ...................................................17
2.2 Intended use .............................................18
2.3 Safety information ....................................18
3 Useful information about the
headphones ............................................19
3.1 Structure ...................................................19
3.2 Distinguishing between the ear cups .......20
3.3 What the LEDs mean ................................20
4 Listening to noise with the F5
headphones ............................................21
4.1 Preparing the headphones for operation .21
4.2 Range (break in radio connection) ...........22
5 Servicing ..................................................23
5.1 Replacing disposable/rechargeable
batteries ...................................................23
5.2 Charging the batteries ..............................24
5.3 Adjusting the headphones .......................25
5.3.1 Adjusting the headband width ..............25
5.3.2 Reducing the pressure .........................25
5.4 Changing the ear cushions.......................26
6 Appendix .................................................27
6.1 Technical data ..........................................27
6.2 Accessories ..............................................28
6.3 Advice on disposal ...................................28
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Introduction1
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
either disposable or rechargeable batteries.
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General2
Warranty2.1
The following instructions must be complied
with in order for any warranty to be applicable
regarding functionality and safe operation of
this equipment.
Hermann Sewerin GmbH accepts no liability
for any damages resulting from failure to observe these instructions. The warranty and
liability provisions of the terms of sale and
delivery of Hermann Sewerin GmbH are not
affected by the information given below.
The product must only be operated after •
the relevant instructions have been read
and understood.
The product must only be used for its in- •
tended purpose.
The product is only suitable for use in indus- •
trial and commercial applications.
Repairs must only be carried out by a spe- •
cialist technician or by other suitably trained
personnel.
Changes or modifications to this product •
must not be carried out without approval
from Hermann Sewerin GmbH. The manufacturer cannot be held responsible for
damages if unapproved modifications have
been made.
All repairs must be carried out using re- •
placement parts that have been approved
by Hermann Sewerin GmbH.
The manufacturer reserves the right to •
make technical modifications in the course
of further development.
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Generally applicable safety and accidentprevention regulations must be complied
with, in addition to the information provided
in this manual.
Intended use2.2
The F5 wireless headphones can be used to
listen to noises in leak detection. They only
work in conjunction with SEWERIN devices
that feature SDR (Sewerin Digital Radio).
Safety information2.3
Do not drop the headphones. This could •
damage the internal radio module.
If the • F5 headphones are worn properly
on the head, they are splash-proof. Please
note that this does not apply when the
headphones have been removed. Moisture
must not be allowed to penetrate the open
side of the ear cup.
Excessive noise can cause permanent •
damage to hearing. Always set the volume
to a safe level.
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Useful information about the headphones3
Headband
Red LED
ON/OFF button
Charging socket Green LED
Structure3.1
Ear cup
Ear cushion
Inner cushion
The battery compartment
is located inside the left ear
cup. It is concealed by the
inner cushion.
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Distinguishing between the ear cups3.2
The left and right ear cups of the F5 headphones can be identified from the stickers.
Right ear cup
Left ear cup
The sticker for the left ear cup also serves as
the ON/OFF button.
What the LEDs mean3.3
The LEDs are integrated in the ON/OFF
button.
LED Signal Significance
Green Light per-
manently on
Headphones ready
for operation
Red Flashing Undervoltage >
replace/charge
batteries
Light permanently on
Charging underway or
complete
For information about replacing/charging
the batteries, please refer to Sections 5.1
and 5.2.
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Listening to noise with the F5 4
headphones
Preparing the headphones for operation4.1
To be able to listen to noise with the F5 wire-
less headphones you must first establish a
radio connection to the SEWERIN device.
Switch on the device.1.
Switch on the 2. F5 headphones by pressing
the ON/OFF button.
The green LED will illuminate. The radio co n nection will be esta b lished
automatically.
Note:
The F5 headphones will automatically switch
off after 20 minutes to conserve energy. Press
the ON/OFF button again if you want to continue listening to noise.
When both the F5 headphones and the
SEWERIN device are switched on, they form
an integral unit. If another SEWERIN device
with SDR is switched on within the range, it
will not affect the radio connection between
the two components.
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Range (break in radio connection)4.2
If you are outside the range of the radio connection 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
will hear noise again.
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Servicing5
Replacing disposable/rechargeable 5.1
batteries
The F5 headphones can be operated with
either disposable or rechargeable batteries.
When the red LED starts flashing, it means
that the remaining life of the disposable or
rechargeable batteries is limited. Replace
or recharge the batteries (see Section 5.2).
Rechargeable batteries (accus) can also be
changed if required.
The battery compartment is located in the left
ear cup (with ON/OFF button).
Remove the inner cushion from the left 1.
ear cup.
Open the cover of the battery compart-2.
ment.
Replace the disposable/rechargeable 3.
batteries. Ensure that the batteries are
inserted with the correct polarity.
Close the battery compartment with the 4.
cover.
Place the inner cushion back into the ear 5.
cup.
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Charging the batteries5.2
The F5 headphones have a charging socket
for connecting a suitable AC/DC adapter (vehicle cable) to charge the batteries. The batteries must be charged for at least 3 hours.
Plug the charging plug of the AC/DC 1.
adapter (vehicle cable) into the charging
socket of the F5 headphones.
CAUTION!
The AC/DC adapter (vehicle cable)
must only be connected when the F5
headphones are fitted with rechargeable batteries.
Plug the AC/DC adapter into a mains 2.
socket (vehicle cable into cigarette lighter
adapter). The batteries will start to charge.
The red LED on the F5 headphones will
illuminate.
Note:
It is not possible to overcharge the rechargeable batteries. The red LED will remain on even
after the batteries have been fully charged.
The red LED on the F5 headphones will go
off as soon as the charging plug has been
removed from the charging socket.
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Adjusting the headphones5.3
Adjusting the headband width5.3.1
Pull the wire headband evenly out of the •
sleeves on the joint or slide the band further
into the sleeves.
Pull gently so that the headband does not
slide out of the sleeves.
Reducing the pressure 5.3.2
Pull the two ear cups apart so that the •
headband is slightly stretched.
Do not stretch it too far. The width of the
headband can only be reduced again a limited extent.
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Changing the ear cushions5.4
The ear cushions can be replaced (e. g. for
hygienic reasons, in the case of wear, when
switching between universal and soundproofing headphones).
Note:
Change the ear cushions at room temperature
where possible. Cold temperatures can cause
the edge of the cushion to tear.
Remove the old ear cushion.1.
If necessary replace the inner cushion.2.
Slide the new ear cushion over two adja-3.
cent corners of the ear cup.
Preferably pull the cushion diagonally 4.
towards one of the opposite corners and
slide it over the corner.
Finally pull the cushion over the fourth 5.
corner.
Check the edge of the cushion. It should 6.
lie flat on the ear cup.
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Appendix6
Technical data6.1
Protection rating: IP54
Power supply: 2 AA-size alkaline batteries
(each min. 2500 mAh)
or
2 NiMh rechargeable batteries
(each min. 2000 mAh)
Operating time: min. 8 h
Weight: approx. 360 g
Operating
temperature:
-20 – +60 ºC
Storage
temperature:
-25 – +70 ºC
Frequency range: 0 – 10 kHz
Impedance: 16 ±20% at 1 kHz, 1 V
SDR radio module: Transmitting power: •
10 dBm
Connection time: •
typically 10 ms
Frequency band: •
2.408 – 2.476 Ghz
Marking:
FCC ID WSP-EZ1300102 •
IC 7994A-EZ1300102 •
Range: provided no obstructionsinter-
fere with radio connection:
at least 5 m •
usually 10 m •
Permissible relative
humidity:
15 % – 90 % non-condensing
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Accessories6.2
Ear cushions
P1 (art. no.: EZ13-Z0300)
P2 sound protection (art. no.: EZ13-Z0400)
complete set with inner cushions •
M4 AC/DC adapter (art. no.: LD10-10001)
100 – 240 V~ / 12 V= •
M4 vehicle cable (art. no.: ZL07-10100)
12 V= •
with plug for cigarette lighter adapter •
Other accessories are available for the device.
Please contact our sales department for further information.
Advice on disposal6.3
The European Waste Catalogue (EWC)
governs the disposal of appliances and
accessories.
Description of waste Allocated EWC
waste code
Device 16 02 13
Disposable battery,
rechargeable battery
16 06 05
End-of-life equipment
Used equipment can be returned to Hermann
Sewerin GmbH. We will arrange for the equipment to be disposed of appropriately by certified specialist contractors free of charge.
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EC Declaration of Conformity
Product:
F5 Wireless headphones
Manufacturer: Hermann Sewerin GmbH
Address: Robert-Bosch-Str. 3
33334 Gütersloh – Germany
The product complies with the following directives:
2004/108/EC
For evaluation of conformity the following harmonised standards apply:
EN 300328:2006-10
EN 301489-17:2008-04
EN 50371:2002
EN 60950
Gütersloh, 2009-07-20
Dr. S. Sewerin
(General Manager)
ke_f5_09-07-20_en.doc
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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 reasonable protection against harmful interference
when the device is operated in a commercial
environment. The device generates, uses,
and can radiate radio frequency energy and,
if not installed and used in accordance with
the instruction manual, may cause harmful
interference to radio communications. Operation of this device in a residential area is
likely to cause harmful interference in which
case the user will be required to correct the
interference at his own expense.
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Hermann Sewerin GmbH
Robert-Bosch-Straße 3 | 33334 Gütersloh · Germany
Telefon +49 5241 934-0 | Telefax +49 5241 934-444
www.sewerin.com | info@sewerin.com
20.07.2009 – 105831 – de, en, fr, es, it
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