RS 185 Digital Wireless Headphone System Instruction Manual
Contents Contents Important safety information ...................................................................... 2 The RS 185 digital wireless headphone system ........................................ 4 Package includes ............................................................................................ 5 Product overview ........................................................................................... Overview of the HDR 185 headphones ...............................................
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 third parties. 왘 Do not use an obviously defective product. Preventing damage to health and accidents 왘 Protect your hearing from high volume levels. Permanent hearing damage may occur when headphones are used at high volume levels for long periods of time.
Important safety information Safety instructions for standard/rechargeable batteries WARNING In extreme cases, the standard/rechargeable batteries may leak and may 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 a fire. Do not expose to moisture. When not using rechargeable batteries for extended periods of time, charge them regularly (about every 3 months).
The RS 185 digital wireless headphone system The RS 185 digital wireless headphone system Created with the music lover in mind, the RS 185 now makes it possible to enjoy dynamic, high-fidelity Sennheiser sound at home without the hassle of wires. These innovative, ergonomically designed, wireless open headphones deliver amazingly precise sound reproduction in uncompressed digital quality even as you wander from room to room, and they are light and comfortable enough for extended periods of use.
Package includes Package includes HDR 185 headphones LEVEL TR 185 transmitter LEVEL ALC MLC MLC MIN MAX 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 RCA cable, 1.
Product overview Product overview Overview of the HDR 185 headphones 1 2 3 L LEVE 4 A 0 5 6 8 1 Headband 6 Balance L button 2 Charging contacts 7 Balance R button 3 Ear pads 8 Volume – button 4 Ear cups/Battery compartments 9 Volume + button 5 LEVEL button for manual and automatic level control selection 6 | RS 185 0 HDR power button A HDR status LED 7 L LEVE 9
Product overview Overview of the TR 185 transmitter 6 5 LEVE L 4 3 ALC MLC 7 8 MLC 2 MIN 9 MAX 1 0 1 TR status LED 5 Charge status LED 2 MLC rotary knob, for manual level control adjustment 6 Charging contacts 7 DIGITAL OPTICAL IN Digital optical audio input 3 ALC, MLC LEVEL LEDs, indicate 8 AUDIO INPUT SELECTION switch, the selected signal level control for digital or analog audio input 4 LEVEL button selection to toggle between manual and 9 L, R RCA audio input, automatic level controls fo
Product overview Overview of LED 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.
Product overview LED indicators on the transmitter 1 2 LEVE L ALC MLC 3 MLC MIN MAX 4 1 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.
Product overview 3 MLC LED Meaning The Manual Level Control (MLC) mode is deactivated. The Manual Level Control (MLC) mode is activated. The Manual Level Control (MLC) mode is activated but the input signal has exceeded the maximum permitted level. 2 3 ALC and MLC LED ALC 4 MLC Meaning When the ALC and MLC LEDs flash three times, the optical audio input is selected. The level adjustment is only necessary for the analog audio input.
Putting the RS 185 into operation Putting the RS 185 into operation Setting up the transmitter 왘 Choose a suitable place near your audio source. 왘 Separate the transmitter and other wireless devices in a room by at least 50 cm/20” to avoid interference. 왘 Do not place the transmitter close to metal objects such as shelf bars, reinforced concrete walls, etc. as this can decrease the cover range of the transmitter.
Putting the RS 185 into operation Connecting the transmitter to an audio source You can simultaneously connect 2 different audio sources (e.g. a TV and a stereo hi-fi system) to the transmitter. The transmitter features a digital as well as an analog audio input. If you connect 2 audio sources, you can toggle between them using the AUDIO INPUT SELECTION switch (see page 21). You can also refer to the beginner’s video guides on how to connect your digital wireless headphone system to a TV at www.sennheiser.
Putting the RS 185 into operation A Connection option A: Optical (digital) To achieve the best possible listening experience, we recommended that you connect your RS 185 headphone system to your home cinema or hi-fi system using the supplied optical digital cable. Your wireless headphone system allows digital audio streaming using only PCM audio output from devices connected through the optical digital input DIGITAL OPTICAL IN.
Putting the RS 185 into operation B Connection option B: RCA (analog) 왘 Switch your audio source off before connecting the transmitter. 왘 Connect the RCA plugs to the RCA inputs of the transmitter. Connect the red RCA plug to the red RCA socket and the white RCA plug to the white RCA socket. 왘 Connect the RCA plugs to the RCA outputs of your audio source (in most cases “AUDIO OUT“). Connect the red RCA plug to the red RCA socket and the white RCA plug to the white or black RCA socket.
Putting the RS 185 into operation C Connection option C: 3.5 mm or 6.3 mm/¼“ jack socket (analog) Some TV models mute the loudspeakers when you connect the transmitter to the headphone socket. Check in the menu of your TV to see if the muting function can be deactivated. Alternatively, connect the TV and the transmitter using a different option (A or B). 왘 Switch your audio source off before connecting the transmitter. 왘 Connect the RCA plugs to the RCA inputs of your transmitter.
Putting the RS 185 into operation Connecting the transmitter to an AC wall outlet 1 Select a suitable country adapter and slide it onto the power supply unit until it locks firmly in place. 2 Connect the power supply unit connector to the power input socket of the transmitter. 3 Plug the power supply unit into an AC wall outlet. lights up for a second. The transmitter is in The TR status LED standby mode.
Putting the RS 185 into operation Inserting or replacing the rechargeable batteries 1 Lightly twist the ear pads counterclockwise until you overcome a slight resistance. 2 Lift the ear pads off the ear cups to reveal the battery compartments. 3 Insert the rechargeable batteries into the compartments. To replace the batteries, pull the batteries out of the compartments and insert the new ones. Be sure to observe correct polarity when inserting the batteries.
Putting the RS 185 into operation Charging the rechargeable batteries CAUTION Danger of damage to the headphones! If you insert non-rechargeable batteries into the battery compartments, the batteries may leak during charging and can damage your headphones. 왘 Do not place the headphones on the headphones holder if you are using non-rechargeable batteries. 8.5h In general, a complete charging cycle takes about 8.5 hours.
Putting the RS 185 into operation Adjusting the headband For good sound quality and best possible wearing comfort, the headband has to be adjusted to properly fit your head. The headphones feature an adjustable headband with a snap-in locking mechanism for easy adjustment. 왘 Wear the headphones so that the headband runs over the top of your head. Observe the L (left) and R (right) markings on the outer headband when putting the headphones on.
Using your RS 185 headphone system Using your RS 185 headphone system Switching your wireless headphone system on WARNING Danger due to high volume levels! Listening at high volume levels can lead to permanent hearing defects. 왘 Before putting the headphones on and before toggling between your audio inputs, adjust the volume on the headphones to a low level. Toggling between different inputs may cause enormous volume jumps that can damage your hearing.
Using your RS 185 headphone system Selecting an audio input If both analog and digital audio inputs are connected to different audio sources, the headphone system enables you to toggle between the two inputs. 왘 Push the AUDIO INPUT SELECTION switch up to listen to an audio source connected to the digital optical input (see page 13). 왘 Push the AUDIO INPUT SELECTION switch down to listen to an audio source connected to the analog input (see pages 14 and 15).
Using your RS 185 headphone system Adjusting the balance The balance buttons allow you to adjust the volume on the left or right channel of your headphones. Adjust the balance so that you hear comfortably or equally well with both ears. 왘 Press the Balance R button or the Balance L button to increase or decrease the volume on your right (R) or left (L) ear. When the minimum or maximum balance setting is reached, you hear a beep in the headphones.
Using your RS 185 headphone system Controlling the input level of analog signals The RS 185 headphone system offers two modes (Automatic Level Control ALC/Manual Level Control MLC) for controlling the input level of analog signals going through the system. Level control Definition Automatic Level Control ALC The Automatic Level Control ALC automatically adjusts the sensitivity of the analog input.
Using your RS 185 headphone system Using the Manual Level Control (MLC) mode WARNING Danger due to high volume levels Before putting on the headphones and before toggling between the level modes, adjust the volume on the headphones to a low level. Toggling between different modes may cause an enormous volume jump that can possibly damage your hearing. Follow these steps to adjust the signal of your analog audio input.
Using your RS 185 headphone system Pairing headphones to the transmitter The headphones and the transmitter enclosed in this package have been paired from the factory. The following procedure is only necessary if you have cleared all pairing information from your wireless headphone system and you want to revive the lost pairing, or if you want to pair another set of headphones to the transmitter. You can connect up to 2 paired headphones simultaneously with your TR 185 transmitter.
Using your RS 185 headphone system Switching your wireless headphones off There are two ways to switch your wireless headphones off. A 왘 Press and hold the HDR power button for approx. 2 seconds. The headphones switch off. If no other pair of active wireless headphones is connected to the transmitter, the transmitter switches to standby mode. All LEDs are off.
Cleaning and maintaining the RS 185 Cleaning and maintaining the RS 185 CAUTION Liquids can damage the electronics of the product! Liquids entering the housing of the product can cause a short-circuit and damage the electronics. 왘 Keep all liquids away from the product. 왘 Do not use any cleansing agents or solvents. To clean the wireless headphone system: 왘 Switch your wireless headphone system off and disconnect the transmitter from the AC wall outlet before cleaning.
Troubleshooting Troubleshooting Sound problems Problem Possible cause Possible solutions Headphones are switched off. Switch the headphones on. 20 No power connection. Check the connection of the power supply unit. 16 Headphones are muted. Deactivate the muting function. 21 Audio plug is not properly connected. Check the audio plug connection. 12 Audio source is switched off. Switch the audio source on. – Volume of the analog audio source is either set to the minimum or is on mute.
Troubleshooting Other problems Problem Possible cause Possible solutions Transmitter does not turn on No power connection. Check the connection of the power supply unit. 16 The rechargeable batteries are almost empty. Recharge the rechargeable batteries. 18 Insert the rechargeable batteries. 17 Remove the rechargeable batteries from the headphones and reinsert them again. Observe correct polarity. 17 Operating time The rechargeable batteries are decreases exhausted.
Troubleshooting Leaving the range of the transmitter The range of the transmitter largely depends on environmental conditions such as wall thickness, wall composition etc. If the headphones leave the range of the transmitter, the audio first cuts out occasionally until it finally cuts out completely. LEVEL ALC MLC LEVEL MLC MIN MAX If you re-enter the transmission range within 5 minutes, the connection is automatically re-established.
Specifications Specifications RS 185 headphone system Carrier frequency 2.40 to 2.48 GHz Modulation 8-FSK Digital Analog input: ALC typ. 85 dBA at 1 Vrms SNR MLC ≥ 90 dBA Digital input: > 90 dBA RF output power max. 10 dBm Class 1 Transmission range up to 100 m/328 ft line of sight Max.
Manufacturer declarations Manufacturer declarations Warranty Sennheiser electronic GmbH & Co. KG gives a warranty of 24 months on this product. For the current warranty conditions, please visit our website at www.sennheiser.com or contact your Sennheiser partner. FOR AUSTRALIA ONLY Sennheiser goods come with guarantees that cannot be excluded under the Australian Consumer Law.
Manufacturer declarations Statements regarding FCC and Industry Canada FCC Declaration of Conformity (DoC) SENNHEISER Model No: RS 185 We, Sennheiser Electronic Corporation One Enterprise Drive • Old Lyme • CT 06371 • USA Tel: +1 (860) 434 9190 Fax: +1 (860) 434 1759 declare the above device comply with the requirements of Federal Communications Commission. This device complies with Part 15 of the FCC rules.
Sennheiser electronic GmbH & Co. KG Am Labor 1, 30900 Wedemark, Germany www.sennheiser.com Publ.
