If you encounter a problem that is not listed in the table, or if the solutions provided do not work, please visit
the RS 175 product page at www.sennheiser.com for the most up-to-date list of frequently asked questions.
You may also contact your local Sennheiser service partner for assistance. To find a Sennheiser service partner
in your country, visit www.sennheiser.com.
ProblemPossible causePossible solutionsPage
Transmitter
does not turn
on
No power connection.
Check the connection of the power supply
unit.
17
Headphones do
not turn on
The rechargeable batteries are almost
empty.
Recharge the rechargeable batteries.19
No batteries inside the battery
compartments.
Insert the rechargeable batteries.18
The rechargeable batteries are inserted
the wrong way round.
Remove the rechargeable batteries from
the headphones and reinsert them again.
Observe correct polarity.
18
Operating time
decreases
The rechargeable batteries are exhausted.
Replace the rechargeable batteries with
new ones.
18
You hear
beeps in the
headphones
The rechargeable batteries are almost
drained.
Recharge the rechargeable batteries.19
Headphones
cannot be
connected to
the transmitter
Distance to the transmitter is too large.Reduce the distance to the transmitter.–
Headphones are not paired with the
transmitter.
Pair the headphones with the transmitter.25
Another set of headphones is being
charged so I can‘t pair my second
headphones.
Perform a proximity pairing:
1. Place the headphones as close as
possible to the transmitter.
2. Switch the headphones on.
3. Press the Volume +/- buttons
simultaneously for about 7 seconds.
–
Headphones are not compatible.
Use Sennheiser HDR 165, 175, 185, or
195 wireless headphones only.
–
View the manual for the Sennheiser HDR 175 here, for free. This manual comes under the category Headphones and has been rated by 5 people with an average of a 7.2. This manual is available in the following languages: English. Do you have a question about the Sennheiser HDR 175 or do you need help? Ask your question here
Do you have a question about the Sennheiser and the answer is not in the manual? Ask your question here. Provide a clear and comprehensive description of the problem and your question. The better your problem and question is described, the easier it is for other Sennheiser owners to provide you with a good answer.
Sam Zuccarello • 26-6-20211 comment
my base unit flashes a red light all the time when charging. i have the HDR 175
Jim • 18-7-2022
I put in new rechargable batteries. The base unit was initially red, and after a while went to flashing red. Now, the headset won't turn on.
Answer this question
Birgit Menn • 15-10-20221 comment
My Charger Station is Blinking green and there is no Sound on the headphones, Even through they are fully Charged
mike • 23-10-2022
my charger station is blinking green an there is no sound on the on headphones. headphones are fully charge. what is wrong
Answer this question
matt • 20-1-2023No comments
how do you charge it or do you need batteries
Answer this question
Coral Davis • 13-1-2023No comments
HDR 175 Headphones work fine with Smart TV on main channels (7, 9, & 10 etc) but do not work on 7 Mate and other like channels or Netflix. Can anyone help with this problem please
Answer this question
Gord Monette • 21-11-2022No comments
the led light that charges the batteries remains red all the time. is this normal.
Answer this question
Sam • 1-11-2022No comments
Hi I’m trying to connect my hdr 175 headphone to a new tv and the tv does not seem to be recognizing it. Is there anything I need to do other than plug in the optical cable?
Answer this question
Charles Laquidara • 17-10-2022No comments
I just changed the batteries. My HDR175 headphones cut out every few seconds. I disconnected the system for 30 minutes. But cannot stop the cut outs. Any ideas?
Answer this question
Chuck Campbell • 11-10-2022No comments
My base is a Model TR 175 Headphones marked as HDR 175
Answer this question
Jim • 18-7-2022No comments
Reading from the manual, it seems that I have a charging fault. Does that mean that my base unit is dead, and must be replaced?
Answer this question
David Plant • 25-5-2022No comments
My Rs 175 is still blinking red after 16 hours of charging? Unit is brand new haven't used yet.
Can't find the answer to your question in the manual? You may find the answer to your question in the FAQs about the Sennheiser HDR 175 below.
When is my volume too loud?
A volume above 80 decibels can be harmful to hearing. When the volume exceeds 120 decibels, direct damage can even occur. The chance of hearing damage depends on the listening frequency and duration.
Can I make hands-free calls with my Headphone?
The newer Headphones generally have a small microphone built in which allows for calling.
What is noise cancelling?
Noise cancelling ensures that ambient noise is reduced.
What is bluetooth?
Bluetooth is a way of exchanging data wirelessly between electronic devices via radio waves. The distance between the two devices that exchange data can in most cases be no more than ten metres.
What is the weight of the Sennheiser HDR 175?
The Sennheiser HDR 175 has a weight of 310 g.
Is the manual of the Sennheiser HDR 175 available in English?
Yes, the manual of the Sennheiser HDR 175 is available in English .
Need help?
Do you have a question about the Sennheiser and the answer is not in the manual? Ask your question here. Provide a clear and comprehensive description of the problem and your question. The better your problem and question is described, the easier it is for other Sennheiser owners to provide you with a good answer.
my base unit flashes a red light all the time when charging. i have the HDR 175
I put in new rechargable batteries. The base unit was initially red, and after a while went to flashing red. Now, the headset won't turn on.
My Charger Station is Blinking green and there is no Sound on the headphones, Even through they are fully Charged
my charger station is blinking green an there is no sound on the on headphones. headphones are fully charge. what is wrong
how do you charge it or do you need batteries
HDR 175 Headphones work fine with Smart TV on main channels (7, 9, & 10 etc) but do not work on 7 Mate and other like channels or Netflix. Can anyone help with this problem please
the led light that charges the batteries remains red all the time. is this normal.
Hi I’m trying to connect my hdr 175 headphone to a new tv and the tv does not seem to be recognizing it. Is there anything I need to do other than plug in the optical cable?
I just changed the batteries. My HDR175 headphones cut out every few seconds. I disconnected the system for 30 minutes. But cannot stop the cut outs. Any ideas?
My base is a Model TR 175 Headphones marked as HDR 175
Reading from the manual, it seems that I have a charging fault. Does that mean that my base unit is dead, and must be replaced?
My Rs 175 is still blinking red after 16 hours of charging? Unit is brand new haven't used yet.
Number of questions: 17