mobile sound booster and infrared TV listening system Set 900 Instruction manual
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Contents Contents Safety instructions ................................................................. 2 Delivery includes ..................................................................... 4 Product overview .................................................................... 5 Putting the Set 900 into operation .................................... 6 Setting up the transmitter ............................................... 6 Connecting the transmitter to a sound source ............
Safety instructions Safety instructions y Please read this instruction manual carefully and completely before using the devices. y Make this instruction manual easily accessible to all users at all times. Always include this instruction manual when passing the devices on to third parties. y Do not use the devices in situations which require special attention (e.g. when performing skilled jobs). y Always keep the devices dry and do not expose them to extreme temperatures.
Safety instructions Intended use of the devices Intended use includes: y having read this instruction manual, especially the chapter “Safety instructions”, y using the devices within the operating conditions and limitations described in this instruction manual. “Improper use” means using the devices other than as described in this instructions, or under operating conditions which differ from those described herein.
Delivery includes Delivery includes Delivery of the Set 900 system includes: 1 RI 900 receiver with BA 300 Lithium-Ion rechargeable battery 1 TI 900 transmitter with integrated charging compart-ments 1 NT 13 mains unit with 3 country adapters (EU, UK, US) 1 connection cable with two 3.5 mm stereo jack plugs for connection to a headphone socket 3 audio adapters: 1 adapter 3.5 mm to ¼“ (6.
Product overview Product overview I Receiver (see inside cover) 1 2 3 4 Channel indicator Microphone indicator Volume control Microphone button II 5 Microphone openings (at the sides) 6 Balance control 7 Channel search button 8 Battery compartment Transmitter (see inside cover) 9 Charging compartment for receiver 0 Charging compartment for optional spare A B C D E F G H I rechargeable battery Charging indicator for optional spare rechargeable battery Charging indicator for receiver’s rechargeable
Putting the Set 900 into operation Putting the Set 900 into operation Setting up the transmitter 왘 Place the transmitter so that: – there are no obstacles in the light path between transmitter and receiver and – transmitter and receiver are not exposed to direct sunlight. Direct sunlight may interfere with the reception and may damage the transmitter. If you are using a plasma TV screen: Plasma TV screens radiate an infra-red signal that can adversely affect the transmission quality.
Putting the Set 900 into operation Connecting the transmitter to a sound source 왘 Switch your sound source (e.g. TV) off before connecting the transmitter. L F 왘 Plug one end of the connection cable L into the blue socket F on the transmitter. 왘 Check the connection possibilities of your sound source (e.g. TV).
Putting the Set 900 into operation A Connecting the transmitter to a headphone socket 왘 M L Is the plug on the connection cable too small for the headphone socket? 왘 왘 Plug the other end of the connection cable L into the headphone socket on your sound source. Plug the adapter to ¼“ (6.3 mm) jack socket M onto the connection cable. Adjust the volume of the headphone socket on your sound source to a medium level. This improves the quality of cordless sound transmission.
Putting the Set 900 into operation C Connecting the transmitter to a SCART socket L O 왘 Plug the SCART adapter O onto the connection cable L. 왘 Connect the SCART adapter O to the SCART socket on your TV. Note: If your TV has several SCART sockets, use the socket SCART output. D Using the MKE 800 TV-N external microphone Your sound source doesn’t have any of the connections mentioned above? You can then use the MKE 800 TV-N microphone (see “Accessories and spare parts” on page 30).
Using the Set 900 Connecting the transmitter to the mains P Q EU 왘 Select the suitable country adapter Q for your wall socket. 왘 Plug the suitable country adapter onto the mains unit P. 왘 Connect the yellow connector of the mains unit to the yellow socket I on the transmitter. 왘 Plug the mains unit P into a wall socket. The operation indicator C on the transmitter lights up green.
Using the Set 900 Switching the transmitter on/off To switch the transmitter on: 왘 Switch your sound source on. The transmitter automatically switches on. The operation indicator C lights up green. The transmitter doesn’t switch on? 왘 Read the chapter “If a problem occurs ...” on page 24. To switch the transmitter off: 왘 Switch your sound source off. The transmitter automatically switches off after 3 minutes. The operation indicator C goes off.
Using the Set 900 Switching the receiver on 1 The receiver automatically switches on when you pull the earbows apart. The channel indicator lights up. Putting the receiver on 왘 Put the receiver on the correct way round, with the Sennheiser logo facing away from your body. The earpads adapt to the ear form and thus increase the wearing comfort. Switching the receiver off 왘 Take the receiver off. The receiver automatically switches off after 30 seconds. The channel indicator goes off.
Using the Set 900 1 왘 Put the receiver on. The channel indicator on the receiver lights up: For an overview of the channel indicator indications, see table below. Do you hear the desired sound source? Yes: The receiver has already found the sound source. 1 Channel indicator No: 왘 Briefly press the channel search 7 button 7. The sound source is searched for. On the receiver, the channel indicator can light up as follows: Frequency 2.3+2.8 MHz You hear the sound in stereo 2.3 MHz 2.
Using the Set 900 Adjusting the volume 왘 Use the volume control 3 to adjust the volume to a sufficient and comfortable level. Adjusting the balance 6 The balance control allows for right/left volume adjustment. Adjust the balance so that you hear equally well with both ears. the balance control 6 to the left L or right R in order to increase the volume for the corresponding ear.
Using the Set 900 Meaning of the terms “mono” and “stereo” Stereo (ST) L Mono (MO) R L+R Example: L: Speech from the left R: Music from the right You hear speech from You hear speech and music the left and music from coming from the front. the right. Individually enhancing the speech intelligibility E D 왘 The “speech intelligibility” button D allows you to adjust the sound to your individual needs. Try out which setting works best for you.
Using the Set 900 Switching the microphones on/off The microphones openings at the sides of the receiver pick up the sounds of your surroundings. When the microphones are switched on, you will hear your surroundings louder. You can hear for example your door bell, your telephone or your conversational partner even when you are wearing the receiver. The microphones can be used in two different hearing situations: Hearing situation 1: You want to hear the sound of your sound source and your surroundings.
Using the Set 900 Switching the microphones off 왘 Press the microphone button 4 once more. The microphone indicator 2 goes off. You hear 2 short, descending beeps and then only your sound source. Storing and charging the receiver Do not store the receiver on a glass dummy head, chair armrest, or similar for long periods of time as this can reduce the contact pressure of the earbows. Furthermore, with the earbows pulled apart, the receiver remains switched on.
Using the Set 900 Charging a rechargeable battery in the transmitter’s charging compartment You can charge the receiver’s rechargeable battery or a spare BA 300 rechargeable battery (not included in the delivery of the Set 900) in the charging compartment 0 at the side of the transmitter. The spare battery offers extended listening time while the discharged first battery is being recharged. Note: Before using the spare rechargeable battery for the first time, charge it for at least 3 hours.
Using the Set 900 Folding up the receiver for transportation To fold up the receiver: 왘 Carefully turn the operating element K upwards. 왘 For safe transportation, place the receiver into the supplied transport case as shown. K K The transport case has two additional compartments for storing a spare rechargeable battery and your spare earpads. 왘 Attach the hand strap to your transport case. To unfold the receiver: 왘 Carefully turn the operating element K downwards as shown.
What if... What if... ...this indicator lights up? Indicator Channel indicator 1 on the receiver Status lit yellow Meaning Receiver has just been switched on or a button has just been pressed. off Receiver is switched on for more than 30 secs. and no button has been pressed. Receiver is switched off. Microphones are switched on. Microphones are switched off. Transmitter is switched on. Transmitter is switched off. Rechargeable battery is being charged. Rechargeable battery is fully charged.
What if... ...you press this button? Button Function Microphone button 4 on the receiver Channel search button 7 on the receiver Switches the microphones on and off. “Speech intelligibility” button D on the transmitter see page 16 Searches for the sound source or a different channel. 12 Switches the sound transmission off (only when the microphones are switched on). 16 Selects one of the possible settings in order to individually enhance the speech intelligibility 15 ...
What if... ...you hear acoustic signals or warning signals? Acoustic signal 2 ascending beeps Meaning The microphones have just been switched on. 2 descending beeps The microphones have just been switched off. 1 acknowledge- The channel search button ment beep has been pressed once briefly. The channel search button has been pressed for 6 secs. 1–3 short beeps The receiver is set to channel 1, 2 or 3.
Cleaning the Set 900 Cleaning the Set 900 Cleaning the transmitter and the receiver CAUTION! Liquids can damage the electronics of the devices! Liquids entering the housing of the devices can cause a short-circuit and damage the electronics. 왘 Keep all liquids far away from the devices. 왘 Do not use any cleansing agents or solvents. 왘 Before cleaning, disconnect the transmitter from the mains. 왘 Use only a slightly damp cloth to clean the devices.
If a problem occurs ... If a problem occurs ... The transmitter does not switch on Possible cause Solution Is the mains unit Check the connection of the mains connected correctly? unit to the transmitter and to the mains (see page 10). Is the sound source switched on? Is the volume of the sound source sufficient? Is the transmitter set to operating mode 2 (see page 28)? Switch your sound source on. Set the volume on your sound source to a medium value. Take the receiver out of the charging compartment.
If a problem occurs ... Possible cause Does the receiver’s Sennheiser logo face the transmitter? Is the volume of the sound source sufficient? Is the volume of the receiver sufficient? Is the rechargeable battery inserted properly into the receiver and fully charged? Is the sound source switched off? Solution Wear the receiver the right way round, with the Sennheiser logo facing the transmitter. Set the volume on your sound source to a medium value.
If a problem occurs ... The sound of your sound source is hardly intelligible Possible cause Is the speech intelligibility enhancement out of adjustment? Is the receiver still within the transmitter’s range? Solution Press the “speech intelligibility” button D on the transmitter until the sound is optimally adjusted to your needs (see page 15). Move the receiver closer to the transmitter. Are the microphones Press the “Microphone” button 4 switched on? on the receiver (see page 16).
Additional technical information Additional technical information Fine adjusting the speech intelligibility The speech intelligibility can be enhanced individually on the transmitter (see page 15).
Additional technical information 왘 Use a screwdriver to turn the treble boost control H the left or right until the sound can be heard very well. The position “0” corresponds to a minimum boost, the position “MAX” corresponds to a maximum boost, and the control is factorypreset to the medium position. H Function of the treble boost control By means of the transmitter’s steplessly adjustable treble boost control the audio signal is boosted as shown in the diagram.
Additional technical information Particularities of operating mode 2: In operating mode 2, the transmitter is not switched on by the sound signal from the sound source. To switch the transmitter on: 왘 Take the receiver out of the charging compartment. To switch the transmitter off: 왘 Place the receiver into the charging compartment.
Accessories and spare parts Accessories and spare parts CAUTION! Danger of damage to the device! Components from other manufacturers (e.g. for power supply or rechargeable battery) may cause damage to the device and will invalidate the warranty! 왘 Use only use original Sennheiser accessories and spare parts. Do you wish to use additional receivers? The following receivers are available from your specialist dealer: Cat. No.
Specifications Specifications System Modulation Frequency response THD Charging time for rechargeable battery Signal-to-noise ratio (1 mV, peak deviation) Operating temperature FM, stereo 50 Hz–16,000 Hz <1% approx. 3 hours typ. 75 dB(A) 10°C to 40°C Transmitter Transmission frequencies Range Audio/microphone connection Power supply Weight Dimensions 2.3 MHz/2.8 MHz up to 12 m within a room 3.5 mm stereo jack socket 13.5 V DC/500 mA via NT 13 mains unit approx. 260 g approx.
Specifications NT 13 mains unit Nominal input voltage Mains frequency Max. power consumption Nominal output voltage Nominal output current Standby consumption Ambient temperature 100 V~ to 240 V~ 50–60 Hz 2.4 W (incl. battery charging) 13.5 V DC 500 mA approx. 0.
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 web site at www.sennheiser.com or contact your Sennheiser partner. CE Declaration of Conformity This equipment is in compliance with the essential requirements and other relevant provisions of Directives 2004/108/ EC and 2006/95/EC. The declaration is available on the internet site at www.sennheiser.com.
Index Index Receiver Adjusting the balance 14 Adjusting the volume 14 Charging the receiver 17 Cleaning 23 No sound signal 24 Operating time 17 Putting the receiver on/taking the receiver off 12 Searching for a sound source 12 Sound hardly intelligible 26 Sound only audible with one ear 25 Storing the receiver 17 Switching the acoustic signals off 22 Switching the microphones on/off 16 Switching the receiver off 12 Rechargeable battery Charging in the charging compartment 18 Replacing and charging the rech
Sennheiser electronic GmbH & Co. KG Am Labor 1, 30900 Wedemark, Germany www.sennheiser.com Printed in China Publ.
