Sennheiser RS 175 User manual
RS 175
Digital Wireless Headphone System
Instruction Manual
Contents
Contents
Important safety information ...................................................................... 2
The RS 175 digital wireless headphone system ........................................ 4
Package includes ............................................................................................ 5
Product overview ........................................................................................... 6
Overview of the HDR 175 headphones ..................................................... 6
Overview of the TR 175 transmitter .......................................................... 7
Overview of indicators .................................................................................. 8
Putting the RS 175 into operation ............................................................ 11
Setting up the transmitter ......................................................................... 11
Connecting the transmitter to an audio source .................................... 12
Connecting the transmitter to an AC wall outlet .................................. 16
Inserting and replacing the rechargeable batteries ............................. 17
Charging the rechargeable batteries ....................................................... 18
Adjusting the headband ............................................................................ 19
Using your RS 175 headphone system ..................................................... 20
Switching your wireless headphone system on .................................... 20
Selecting an audio input ............................................................................. 21
Adjusting the volume ................................................................................. 21
Muting/unmuting the headphones ......................................................... 21
Activating/Deactivating the virtual surround sound ........................... 22
Activating/Deactivating the dynamic bass boost ................................ 23
Pairing headphones to the transmitter .................................................. 24
Switching your wireless headphone system off .................................... 25
Cleaning and maintaining the RS 175 ...................................................... 26
Replacing the ear pads ............................................................................... 26
Troubleshooting ........................................................................................... 27
Sound problems ........................................................................................... 27
Other problems ............................................................................................ 28
Leaving the range of the transmitter ...................................................... 29
Clearing the pair settings on the headphones ....................................... 29
Specifications ............................................................................................... 30
Manufacturer declarations ......................................................................... 31
RS 175 | 1
Important safety information
Important safety information
왘 Read this instruction manual carefully and completely before using the
product.
왘 Always include this instruction manual when passing the product on to
rd parties.
thi
왘 Do not use an obviously defective
Preventing damage to he
왘 Protect your hearing from high volume levels. Permanent hearing dam-
age may occur when headphones
long periods of time. Sennheiser headphones sound exceptionally good
at low and medium volume levels.
왘 Keep the headphones at least 10 cm/3.94” from cardiac pacemakers or
mplanted defibrillators. The headphones contain magnets that gener-
i
ate a magnetic field which could cause interference with cardiac pacemakers and implanted defibrillators.
왘 Keep the product, accessories and pac
dren and pets to prevent accidents and choking hazards.
왘 Do not use the product in situations which require special attention
. in traffic or when performing skilled jobs).
(e.g
Preventing damage to the product and malfunctions
왘 Always keep the product dry and do not
tures to avoid corrosion or deformation. The normal operating temperature is from 0 to 40°C/32 to 104°F.
왘 Use only attachments/accessories/spare parts sup
mended by Sennheiser.
왘 Unplug the power supply unit from the A
going to use the product for extended periods of time.
왘 Varnish or furniture polish may degrade the feet
which could stain your furniture. You should therefore place the transmitter on a non-slip pad to avoid potential staining of furniture.
alth and accidents
product.
are used at high volume levels for
kaging parts out of reach of chil-
expose it to extreme tempera-
plied or recom-
C wall outlet if you are not
of the transmitter,
2 | RS 175
왘 Do not place your headphones on a g
similar objects for long periods as this can widen the headband and
reduce the contact pressure of the headphones.
왘 Clean the product only with a soft, dry cloth.
Intended use/Liability
This wireless headphone system is suita
sets, and home cinema systems and supports both analog and digital signals simultaneously.
This product is intended for private domestic use only. It is not suitable for
commercial use. This product is also not intended to be used with portable
audio devices.
It is considered improper use when this product is used for any application
not named in this instruction manual and the associated product guides.
Sennheiser does not accept liability for damage arising from abuse or misuse of this product and its attachments/accessories.
lass dummy head, chair armrest or
ble for use with hi-fi systems, TV
Important safety information
LR03
HR03
Safety instructions for standa
rd/rechargeable batteries
WARNING
In extreme cases, the standard/rechargeable batteries m
cause the following hazards if abused or misused:
•explosion
•fire
•heat
•smoke/gas
Keep away from
children.
Do not heat above 70°C/158°F,
e.g. do not expose to sunlight
or throw into fire.
Do not expose to
moisture.
When not using rechargeable
batteries for extended periods
of time, charge them regularly
(about every 3 months).
Do not mutilate or
dismantle.
When not using the product
for extended periods of time,
remove the standard/
rechargeable batteries.
Observe correct polarity. Use only rechargeable batteries
and chargers recommended by
Sennheiser.
Pack/store standard/
charged rechargeable
batteries so that the
terminals cannot
Do not continue using defective
standard/rechargeable
batteries and dispose of them
immediately.
contact each other –
danger of shorting out/
fire hazard.
Switch battery-powered
products off after use.
Immediately remove standard/
rechargeable batteries from an
obviously defective product.
Charge rechargeable
batteries at ambient
temperatures between
10 and 40°C/50 and
104°F.
Do not charge standard
batteries.
Dispose of standard/
rechargeable batteries at
special collection points or
return them to your specialist
dealer.
Do not mix standard and
rechargeable batteries in the
battery compartments.
ay leak and may
RS 175 | 3
The RS 175 digital wireless headphone system
Digital
Analog
The RS 175 digital wireless headphone
system
Taking home entertainment to the next level, Sennheiser’s RS 175 offers
an impressive range of features in a compact, ergonomic package, so that
you can enjoy music and television to the fullest. The Bass Boost and Surround Sound listening modes will allow you to experience your home
entertainment system like never before – the former increases the audio
bass response while the two virtual surround modes offer a more spatial
and livelier stereo sound.
What’s more, the innovative digital wireless technology ensures that signal transmission remains clear and accurate as you move from room to
room. Additionally, the user-friendly design makes it easy to set up and
enjoy the RS 175. The main controls are located on the headphones, so
nothing will distract you from an exciting audio experience, and the comfortable fit is ideal for extended periods of use.
Sennheiser’s RS 175: Home entertainment just got more entertaining!
Features
• Closed, circumaural headphones with excellent digital wireless audio
transmission
• Exceptional digital audio clarity and transmission range of up to
100 m/328 ft (line of sight)
• Enables switching between dynamic bass and virtual surround sound
listening modes for situational sound customization
• Supports analog and digital audio inputs and allows toggling between
the inputs
• Intelligently designed controls for maximum ease of use
• Multi-purpose transmitter – also functions as “easy-charge“ cradle and
docking station
• Multi-receiver transmission – transmitter supports up to two pairs of
headphones simultaneously
• Ergonomic design for enhanced wearing comfort
•2-year warranty
4 | RS 175
Package includes
S
URR
LO
H
I
B
AS
S
Safety Guide
Quick Guide
PDF
Safety Guide
Safety Guide
Package includes
HDR 175 headphones
TR 175 transmitter
Power supply unit with multi-country adapters
(EU, UK, US, AU)
Low self-discharge NiMH rechargeable batteries, AAA size
Optical digital cable, 1.5 m
Stereo audio cable with 3.5 mm jack plugs, 2 m
Quick guide
Instruction manual CD in 15 languages (PDF files)
Safety guide
RS 175 | 5
Product overview
Product overview
Overview of the HDR 175 headphones
1
2
3
4
0
9
1 Headband
2 Charging contacts
3 Ear pads
4 Ear cups/Battery
com
partments
5 SURR Virtual surround
so
und button
5
6
8
7
6 Volume + button
7 Volume – button
8 BASS button
9 HDR power button
0 HDR status LED
6 | RS 175
Product overview
SURR
LO
HI
BASS
1
2
4
9
7
5
6
8
0
3
Overview of the TR 175 transmitter
1 TR status LED
2 BASS
button (with LED
indicator)
3 Virtual surround sound LED
in
dicators, low LO and high HI
4 SURR Virtual surround sound
bu
tton
7 DIGITAL OPTICAL IN Digital
optical audio inp
ut
8 Input selection switch
9 ANALOG
3.5 mm IN Analog
audio input (3.5 mm jack)
0 DC
9V 0.3A socket for the power
supply unit
5 Charge status LED indicator
6 Charging contacts
RS 175 | 7
Product overview
Overview of indicators
The LED indicators on the headphones and on the transmitter indicate the
current operating state. If you are not using the headphones, the LED indicators automatically dim after approx. 30 seconds to not disturb you.
LED indicators on the headphones
HDR status LED Meaning
The headphones are switched off.
The transmitter and headphones are
connected.
The transmitter and headphones are
connected and the rechargeable batteries
are almost empty.
The headphones are disconnected from or
1s1s
1s1s
cannot connect to the transmitter.
The headphones are disconnected from or
cannot connect to the transmitter and the
rechargeable batteries are almost empty.
8 | RS 175
Product overview
1
2
LED indicators on the transmitter
1
2
3
4
SUR
R
L
O
HI
BASS
Charge status LED Meaning
The transmitter is not charging.
The rechargeable batteries are being
charged.
The rechargeable batteries are fully charged.
A charging/battery fault has been detected.
After taking the headphones from the holder of the transmitter, the
charge statu
s LED indicates the approximate operating time of the
headphones:
Charge status LED Operating time Battery capacity
up to 4 hours 0 to 25%
approx. 4 to 9 hours 25 to 50%
approx. 9 to 14 hours 50 to 75%
approx. 14 to 18 hours 75 to 100%
Surround sound LED Meaning
The surround sound is deactivated.
LO: Low surround sound mode is active.
HI: High surround sound mod
e is active.
RS 175 | 9
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