Sennheiser 502013 User manual

Set840-
Wireless TV Listening System
Instruction manual
TV
Sennheiser electronic GmbH & Co. KG Printed in China
Am Labor 1, 30900 Wedemark, Germany Publ.06/09
www.sennheiser.com 528279/A01

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1
Contents
Contents
Safety instructions ................................................................. 2
Delivery includes ..................................................................... 4
Product overview .................................................................... 5
Putting the Set 840-TV system into operation ............... 6
Setting up the transmitter ............................................... 6
Connecting the transmitter to a sound source ............ 7
Connecting the transmitter to the mains ................... 11
Using the Set 840-TV system ............................................ 12
Switching the transmitter on/off ................................. 12
Switching the receiver on/off ........................................ 13
Adjusting the volume ...................................................... 14
Searching for a sound source ......................................... 14
Changing the transmission channel ............................. 15
Adjusting the balance ..................................................... 16
Switching between mono and stereo operation ........ 16
Individually enhancing the speech intelligibility ....... 17
Storing and charging the receiver ................................ 18
Charging a rechargeable battery in the
transmitter’s charging compartment .......................... 19
What if ... ................................................................................ 20
... this indicator lights up? .............................................. 20
... you press this button? ................................................ 21
... you change the position of this control/switch? ... 21
... you hear acoustic signals or warning signals? ....... 22
Cleaning the Set 840-TV system ....................................... 23
Cleaning the transmitter and the receiver .................. 23
Cleaning the ear pads ...................................................... 23
If a problem occurs ... ........................................................... 24
Additional technical information ...................................... 26
Accessories and spare parts ............................................... 28
Specifications ........................................................................ 29
Manufacturer Declarations ................................................. 31
Index ........................................................................................ 33

2
Safety instructions
Safety instructions
• Please read this instruction manual carefully and completely before
using the products.
• Make this instruction manual easily accessible to all users at all
times. Always include this instruction manual when passing the
products on to third parties.
• Do not use the products in situations which require special atten-
tion (e.g. when performing skilled jobs).
• Always keep the products dry and do not expose them to extreme
temperatures.
• Use the products with care and set them up in a clean, dust-free
environment.
•Varnishorfurniturepolishmaydegrade the feet of the transmitter,
which could stain your furniture. You should therefore place
the transmitter on a non-slip pad to avoid potential staining of
furniture.
• This stethoset receiver allows you to set higher volumes than
conventional headphones. This can cause hearing damage in
persons with healthy hearing and especially in children.
• Refer all servicing to qualified service personnel. Servicing is
required if the products have been damaged in any way, liquid has
been spilled, objects have fallen inside, the products have been
exposed to rain or moisture, do not operate properly or have been
dropped.
• WARNING: To reduce the risk of fire or electric shock, do not expose
the products to rain or moisture.
• Use only the supplied mains unit.
• Disconnect the mains connector from the wall socket
– to completely disconnect the products from the mains,
– during lightning storms or when unused for long periods of time.
• Ensure that the mains unit is
– always readily operable and easily accessible,
– properly plugged into the wall socket,
– not covered or exposed to direct sunlight for longer periods of
time in order to prevent heat accumulation,
– only operated within the permissible temperature range (see
“Specifications” on page 29),
– not operated near heat sources.

3
Safety instructions
Intended use
Intended use includes
• having read this instruction manual, especially the chapter “Safety
instructions” on page 2,
• using the products within the operating conditions and limitations
described in this instruction manual.
“Improper use” means using the products other than as described in
this instruction manual, or under operating conditions which differ
from those described herein.
Safety instructions for the Lithium-Polymer rechargeable battery
The BA 300 is a Lithium-Polymer rechargeable battery. If abused or
misused, this rechargeable battery may be damaged. Please under-
stand that Sennheiser does not accept liability for damage arising from
abuse or misuse.
WARNING! In extreme cases, the rechargeable battery may even
present a
•heathazard,
•firehazard,
• explosion hazard,
•smokeandgashazard.
Only charge rechargeable
batteries with the
appropriate Sennheiser
chargers.
Do not heat above
70°C/158°F, e.g. do
not expose to sunlight
or throw into a fire.
Return defective devices
or exhausted recharge-
able batteries to your
specialist dealer.
When not using the
rechargeable battery for
extended periods of time,
charge it regularly (every
6monthsforabout1hour).
Do not short-circuit. Only charge rechargeable
batteries at ambient
temperatures between
10°C/50°F and 40°C/104°F.
Do not mutilate or
dismantle.
Do not charge the recharge-
able battery if the device is
obviously defective.
Store the devices/
rechargeable batteries in
a cool and dry place at
room temperature.
Do not expose to moisture.

4
Delivery includes
Delivery includes
The Set 840-TV system is available as an EU and a
US version. The following table shows which items are
included with the respective version.
Components of the Set 840-TV system EU US
1RR 840 stethoset receiver with BA 300
Lithium-Polymer rechargeable battery
1TI 840 transmitter with integrated
charging compartments
1NT 13 mains unit with
2 country adapters (EU, UK)
1 country adapter (US)
1connection cable
with two 3.5 mm stereo jack plugs
for connection to a headphone socket
1audio adapter
(3.5 mm to ¼” (6.3 mm) jack plug)
1audio adapter for RCA socket
(e.g. TB/Aux-Out)
1audio adapter for SCART socket
1MKE 800 TV-N microphone
2pairs of spare ear pads
1instruction manual
1installation manual

5
Product overview
Product overview
The overview pictures of the stethoset receiver and the
transmitter can be found on the inside front cover of this
instruction manual.
Stethoset receiver
1Channel indicator
2Volume control
3Balance control
4Channel search button
5Battery compartment
Transmitter
6Charging compartment for receiver
7Charging compartment for optional spare
rechargeable battery
8Charging indicator for optional spare
rechargeable battery
9Charging indicator for receiver’s
battery
0Operation indicator
A“Speech intelligibility” button
BIndicator for the selected speech intelligibility
CSocket (marked blue) for connection of sound
source or external microphone
DST/MO slide switch (stereo/mono)
ETreble adjustment control
FChannel selector switch
GDC socket (marked yellow) for connection of
mains unit
I
II

6
Putting the Set 840-TV system into operation
Putting the Set 840-TV system into
operation
Setting up the transmitter
왘Choose a suitable place near your sound source (e.g. TV).
왘Do not place the transmitter close to metal objects such
as shelf bars, reinforced concrete walls, etc. as this can
decrease the transmitter’s range.
It is not necessary that the transmitter and stethoset
receiver are in the same room, so you can move around
freely in the home or outside in the garden.
When the stethoset receiver leaves the range of the trans-
mitter, it produces warning signals and then automatically
switches off after 3 minutes.
One transmitter can be used to transmit to several
stethoset receivers on the same frequency.

7
Putting the Set 840-TV system into operation
Connecting the transmitter to a sound source
왘Switch your sound source (e.g. TV) off before connecting
the transmitter.
왘Plug one end of the connection cable Iinto the blue
socket Cof the transmitter.
왘Check the available connection possibilities of your
sound source (e.g. TV):
왘Connect the transmitter as described in the corres-
ponding chapter , , or .
Connection possibility Name of connection possibility
Headphone socket
RCA socket
SCART socket
(SCART adapter included with
the EU version)
What if your sound source doesn’t have any of these
connection possibilities?
MKE 800 TV-N external
microphone
(included with the US version)
If possible, use the SCART connection .
SCART adapter and microphone are also available as
accessories (see page 28).
CI
A
B
LR
C
D
A B C D
C

8
Putting the Set 840-TV system into operation
Connecting the transmitter to a headphone socket
왘Adjust the volume of the headphone socket on your
sound source to a medium level.
This improves the quality of wireless sound transmis-
sion. For detailed information, please refer to the
instruction manual of your sound source (e.g. TV).
Connecting the transmitter to an RCA socket
왘Plug the other end of the
connection cable Iinto the
headphone socket on your
sound source.
Is the plug on the connection
cable too small for the head-
phone socket?
왘Plug the adapter to ¼”
(6.3 mm) jack socket Jonto
the connection cable I.
With most TVs, the headphone socket is located at
the front or sides.
왘Plug the audio adapter for
RCA socket K onto the con-
nection cable I.
왘Connect the red connector of
the audio adapter K
to the red
RCA socket Rof your sound
source.
왘Connect the white connector
of the audio adapter Kto the
white or black RCA socket Lof
your sound source.
With most TVs, the RCA socket is located at the rear.
If your TV has several RCA sockets, use the socket
RCA output.
A
J
I
B
K
I

9
Putting the Set 840-TV system into operation
Connecting the transmitter to a SCART socket
Using the MKE 800 TV-N external microphone
What if your sound source doesn’t have any of the connec-
tions mentioned above? You can then use the optional
MKE 800 TV-N microphone.
What if your sound source mutes the external loud-
speakers if you use one of the connections mentioned
above?
왘Via the operating menu of your TV, check if the muting
can be deactivated.
왘If the muting persists, use the optional MKE 800 TV-N
microphone instead of the connection cable.
왘Plug the SCART adapter L
onto the connection cable I.
왘Connect the SCART adapter L
to the SCART socket on your
TV.
If your TV has several SCART sockets, use the socket
SCART output.
C
L
I
D
C

10
Putting the Set 840-TV system into operation
To connect the MKE 800 TV-N microphone:
왘If possible, adhere the supplied Velcro tape directly in
front of the loudspeaker of your TV.
왘Press the microphone onto the Velcro tape.
왘Connect the jack plug of the microphone to the blue
socket Cof the transmitter.
You can change the sound by varying the position of
the microphone in front of the loudspeaker.

11
Putting the Set 840-TV system into operation
Connecting the transmitter to the mains
The EU and UK country adapters are included with the EU
version of the Set 840-TV; the US country adapter is
included with the US version of the Set 840-TV.
왘Slide the supplied country
adapter N onto the mains
unit M.
왘Connect the yellow connector
of the mains unit to the yellow
socket Gof the transmitter.
왘Plug the mains unit Minto a
wall socket.
The operation indicator 0
on the transmitter lights up
green.
When connecting the transmitter to the mains for
the first time, charge the rechargeable battery for
3 hours as described in the chapter “Storing and
charging the receiver” on page 18.
If there is no audio signal from the sound source
for about 3 minutes, the transmitter automatically
switches off. The operation indicator 0goes off.
To disconnect the transmitter from the mains, pull
out the mains connector from the wall socket.
When not using the transmitter for extended periods
of time (e.g. when you are on holiday), pull out the
mains connector from the wall socket. In this case,
however, the receiver’s rechargeable battery will not
be recharged.
EU UK US
N
M
M
G
3h

12
Using the Set 840-TV system
Using the Set 840-TV system
To switch the Set 840-TV system on, proceed as follows:
Switching the transmitter on/off
To switch the transmitter on:
왘Switch your sound source on.
The transmitter automatically switches on. The opera-
tion indicator 0lights up green.
If the transmitter doesn’t switch on:
왘Read the corresponding chapter on page 24.
To switch the transmitter off:
왘Switch your sound source off.
The transmitter automatically switches off after
3 minutes. The operation indicator 0goes off.
Sequence of steps Page
1. Switch your sound source (e.g. TV) on. 12
2. Adjust the volume on the receiver to a low level. 14
3. Switch the receiver on. 13
4. Adjust the desired volume on the receiver. 14
5. If necessary, set a different channel on the
transmitter. 15

13
Using the Set 840-TV system
Switching the receiver on/off
Switching the receiver off
왘Take the receiver off.
The receiver automatically switches off after 30 seconds.
For how to store and charge the receiver, refer to page 18.
CAUTION! Hearing damage due to high volumes!
This receiver allows you to set higher volumes
than conventional headphones. This can
cause hearing damage in persons with
healthy hearing and especially in children.
왘Before putting the receiver on, set the
volume on the receiver to a low level.
왘Do not continuously expose yourself to
high volumes.
Switching the receiver on
The receiver automatically switches
on when you pull the earbows
apart.
Putting the receiver on
왘Put the receiver on the correct
way round, with the Sennheiser
logo facing away from your
body.
The ear pads adapt to the ear
form and thus increase the
wearing comfort.
If you are not within the range of the transmitter, the
receiver automatically switches off after 3 minutes.

14
Using the Set 840-TV system
Adjusting the volume
Searching for a sound source
왘Put the receiver on.
The receiver automatically searches for one of the
3 channels of the transmitter and starts the channel
search on the last selected channel. If a channel is found,
the channel search stops.
Your hear the sound of the sound source found.
Depending on the channel found, the receiver produces
1, 2 or 3 beeps (see page 22) and the channel
indicator 1on the receiver lights up as follows:
왘Use the volume control 2to
adjust the volume to a sufficient
and comfortable level.
The channel indicator 1goes off after 30 seconds so
that the light won’t disturb you in a dark room.

15
Using the Set 840-TV system
What if you don’t hear the desired sound source?
The channel search has possibly found another sound
source (e.g. from another nearby system).
If you still cannot find your sound source:
왘Change the transmission channel as described in the
next chapter.
왘Read the chapter “If a problem occurs ...” on page 24.
Changing the transmission channel
If several transmitters are operated simultaneously and are
very close to one another, reception can be subject to inter-
ference (e.g. hissing noise).
왘Press the channel search button 4on the receiver to re-
start the channel search.
If reception is still subject to interference :
왘Read the chapter “If a problem occurs ...” on page 24.
To continue the channel search:
왘Press the channel search
button 4on the receiver
repeatedly until you have
found your sound source.
왘Change, if necessary several
times, the position of the
channel selector switch Fon
the transmitter to change to
an interference-free channel.
You can choose between
3 channels.
4
F

16
Using the Set 840-TV system
Adjusting the balance
Switching between mono and stereo operation
If, despite a correct balance adjustment, you can hear the
sound only with one ear:
Meaning of the terms “mono” and “stereo”
The balance control allows for right/
left volume adjustment. Adjust the
balance so that you hear equally well
with both ears.
왘Turn the balance control 3to the
left L or right Rin order to increase
the volume for the corresponding
ear.
왘Set the ST/MO switch D
on the transmitter to MO
(mono).
Stereo (ST) Mono (MO)
Example: L: Speech from the left
R: Music from the right
You hear speech from
the left and music from
the right.
You hear speech and music
coming from the front.
3
D
LR
L + R

17
Using the Set 840-TV system
Individually enhancing the speech intelligibility
왘Press the “speech intelligibility” button Arepeatedly
until the sound is optimally adjusted to your needs.
If necessary, you can have the speech intelligibility fine
adjusted to your hearing ability (see page 26).
The “speech intelligibility” button
Aallows you to adjust the
sound to your individual needs.
Try out which setting works best
for you.
Press the
button 1 x 2 x 3 x 4 x
Indicator B
is lit yellow
Setting 1 2 3 Default setting
B
A