Set 820.book Seite 1 Freitag, 9.
Set 820.book Seite 2 Freitag, 9.
Set 820.book Seite 1 Freitag, 9. Dezember 2005 12:36 12 Deutsch........................................................................................................3 English ...................................................................................................... 23 Français .................................................................................................... 43 Italiano......................................................................................................
Set 820.book Seite 2 Freitag, 9.
Set 820.book Seite 23 Freitag, 9. Dezember 2005 12:36 12 The Set 820 is an assistive listening system for your radio, TV, hi-fi system or similar sound sources at the volume you choose. The transmitter has a range of up to 100 m which allows you to move around freely – without the constrictions of cables. The system uses RF audio signals for sound transmission.
Set 820.book Seite 24 Freitag, 9.
Set 820.book Seite 25 Freitag, 9. Dezember 2005 12:36 12 Connecting the transmitter (charging unit) English The rear of the transmitter is fitted with two audio inputs: A socket (LINE) for connection to the audio output or the headphone socket on your TV, and a microphone socket (MIC). Plug in one end of the connecting cable to the audio output or the headphone socket on your TV, and the other end to the LINE socket on the transmitter.
Set 820.book Seite 26 Freitag, 9. Dezember 2005 12:36 12 Only use one of the two audio inputs on the transmitter (MIC or LINE). English Connect the power cable to the POWER socket on the transmitter. Plug the power supply into a household electrical outlet. Pull the power supply unit out of the electrical outlet when the unit will not be used for extended periods of time.
Set 820.book Seite 27 Freitag, 9. Dezember 2005 12:36 12 Where to place the transmitter Choose a suitable place near or on top of your hi-fi system or TV set. English Do not place the transmitter close to metal objects such as shelf bars, reinforced concrete walls, etc. The transmitter features a convenient automatic on/off function. The transmitter is turned on by the audio signal. If there is no audio signal for about 3 minutes, the transmitter automatically turns off.
Set 820.book Seite 28 Freitag, 9. Dezember 2005 12:36 12 Using the stethoset receiver English When putting the stethoset receiver on, make sure the operating control is pointing downwards and the letters are at the front. The stethoset receiver automatically turns on if you pull the earbows apart. After use, the receiver automatically turns off.
Set 820.book Seite 29 Freitag, 9. Dezember 2005 12:36 12 Adjusting the volume Adjust the receiver’s volume with the operating control. English If you are not using the stethoset receiver, store it in the transmitter’s charging compartment so that the battery can be recharged (see section “Charging the battery”).
Set 820.book Seite 30 Freitag, 9. Dezember 2005 12:36 12 English Changing the transmission channel To avoid interference caused by the simultaneous operation of several transmitters, select a different channel on each transmitter. Several switchable transmission channels are available (CHANNEL).
Set 820.book Seite 31 Freitag, 9. Dezember 2005 12:36 12 Adjusting the receiver channel English First turn on the transmitter (see section “Where to place the transmitter”). Then put on the stethoset receiver - as soon as the receiver is put on it automatically tunes itself to the first strong signal found (normally the transmitter frequency). If, for some reason, the selected channel is not the correct one (e.g.
Set 820.book Seite 32 Freitag, 9. Dezember 2005 12:36 12 Charging the battery English Place the receiver into the transmitter’s charging compartment, with the operating control at the front. The left LED on the transmitter must light up. Charge the battery for 24 hours before you use it for the first time. The normal charging time is 4-5 hours. A fully charged battery has an operating time of approx. 4 hours. Always store the receiver on the transmitter to ensure that it is fully charged.
Set 820.book Seite 33 Freitag, 9. Dezember 2005 12:36 12 Additional information Varnish or furniture polish may degrade the rubber feet of the transmitter. Place the transmitter on a nonslip pad to avoid potential staining of furniture. Delivery includes a pair of replacement ear pads. If necessary, remove the old ear pads and slide on the new ones. Use a soft cloth for cleaning the units. Do not use abrasive cleaners.
Set 820.book Seite 34 Freitag, 9. Dezember 2005 12:36 12 English WARNING: 34 Volume up? - No! When people use headphones, they tend to choose a higher volume than with loudspeakers. However, if your hearing has deteriorated and you need to rely on an assitive listening system, please avoid listening at high volume levels for a long time. Please protect your hearing.
Set 820.book Seite 35 Freitag, 9. Dezember 2005 12:36 12 Accessories ATTENTION: Components from other manufacturers (e.g. for power supply or battery) may cause damage to the unit and will invalidate the warranty.
English Set 820.book Seite 36 Freitag, 9. Dezember 2005 12:36 12 BA 151 rechargeable battery By using a spare battery, you can use the stethoset receiver for more than four hours of continuous operation. Always store the spare battery in the small charging compartment at the right of the transmitter. The right LED on the transmitter lights up green to show charging is taking place. When charging a battery in the small charging compartment, the charging time is 10-12 hours.
Set 820.book Seite 37 Freitag, 9. Dezember 2005 12:36 12 RR 820 stethoset receiver One transmitter can transmit to several receivers. Additional RR 820 receivers are available from your authorized dealer. English RR 820 S clip-on receiver Instead of earbows, this receiver features a socket for connecting a headphone or a connecting cable which allows its use with a hearing aid.
Set 820.book Seite 38 Freitag, 9. Dezember 2005 12:36 12 English If problems occur... - Are all jack plugs connected correctly? - Are the receiver and sound source turned on and is the volume of the - receiver and sound source sufficient? - Have you pulled the earbows apart? - Is the battery inserted properly into the receiver? - Have you charged the battery for at least 20 minutes? - Are you too far from the transmitter? (if so, move closer) - Choose a different channel.
Set 820.book Seite 39 Freitag, 9. Dezember 2005 12:36 12 Adjusting the earbow pressure Loosen the screw at the rear of the stethoset receiver. Move the screw in the long hole to the desired position (continuously adjustable). 1 = Low earbow pressure 2 = High earbow pressure Tighten the screw. English Additional information for hearing aid acousticians 1 2 Adjustments for hearing disabilities Turn the operating control fully counterclockwise (0).
English Set 820.book Seite 40 Freitag, 9. Dezember 2005 12:36 12 Adjusting the max. volume: Potentiometer turned fully counterclockwise Potentiometer turned fully clockwise 0 dB 125 dB Adjusting the bass response: Potentiometer turned fully counterclockwise Potentiometer turned fully clockwise attenuation of -25 dB at 100 Hz attenuation 0 dB The adjustments can also be made when the receiver is being used.
Set 820.book Seite 41 Freitag, 9. Dezember 2005 12:36 12 Modulation Carrier frequencies AF frequency response S/N ratio FM, stereo see type plate at the base of the transmitter 40 Hz ....... 15 kHz 60 dB A rms Transmitter RF output power Audio input Microphone socket Charging time for battery Charging time (spare battery) Power supply Weight Dimensions typ. up to 10 mV 3.5 mm jack, stereo/mono 2.5 mm jack, mono approx. 4 h approx. 10-12 h 12 V DC via NT 820 mains unit approx.
Set 820.book Seite 42 Freitag, 9. Dezember 2005 12:36 12 Manufacturer declarations English CE Declaration of Conformity This equipment is in compliance with the essential requirements and other relevant provisions of Directives 1999/5/EC, 89/336/EC or 73/23/EC. The declaration is available on the internet site at www.sennheiser.com.
LetzteSeite_Sp7.fm Seite 3 Freitag, 9.
LetzteSeite_Sp7.fm Seite 4 Freitag, 9. Dezember 2005 12:46 12 Sennheiser electronic GmbH & Co. KG 30900 Wedemark, Germany Phone +49 (5130) 600 0 Fax +49 (5130) 600 300 www.sennheiser.com Printed in Germany Publ.
