Contents Safety instructions ................2 The Set 50 TV/Set 55 TV stethoset receiver system ...... 5 Set 50 TV: Delivery includes ............5 Set 55 TV product variant ..............5 Operating controls ................6 Receiver (see inside cover) ..............6 Transmitter (see inside cover) ............
Safety instructions • Please read this instruction manual carefully and completely before using the devices. • 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. •...
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(see “Specifications” on page 17), – not operated near heat sources. Safety instructions for the nickel metal hydride batteries If abused or misused, the Set 50 TV/Set 55 TV’s rechargeable battery may leak. In extreme cases, it may even present • a heat hazard, •...
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Only use rechargeable Dispose of rechargeable batteries specified by batteries at special Sennheiser. collection points or return it to your specialist dealer. Intended use of the system Intended use includes: • having read these instructions, especially the chapter “Safety instructions”.
1 pair of replacement ear cushions 1 Instructions for use Set 55 TV product variant The scope of delivery of the Set 55 TV variant is identical to the delivery of the Set 50 TV but includes: 1 RI 55 stethoset receiver...
Operating controls Receiver (see inside cover) On/Off/volume control Compartment for BA 151 rechargeable battery Balance control Transmitter (see inside cover) 3.5 mm stereo jack socket labeled AUDIO INPUT (marked blue) for connection of sound source DC socket labeled 12 V (marked yellow) for connection of mains unit Charging compartment for receiver Charging compartment for spare rechargeable battery...
If necessary, use a standard extension cable (3.5 mm stereo jack plug) to reduce the distance between transmitter and receiver. This extension cable is available from your Sennheiser dealer.
Connecting the transmitter to the sound source ¸ Plug in one end of the connecting cable to the blue AUDIO INPUT socket on the transmitter. Check the connection possibilities of your sound source (e.g. TV). No socket Headphone RCA sockets SCART socket External socket microphone...
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Connecting the transmitter via the SCART socket If your sound source has a SCART socket, you can order the suitable SCART adapter (see “Accessories” on page 16) from your Sennheiser dealer. ¸ Connect the connecting cable to the SCART adapter Plug in the SCART adapter to the SCART socket on your TV.
This spare battery is not required for operating the Set 50 TV/Set 55 TV but offers extended listening time while the discharged first battery is being recharged. Insert the spare battery into the charging compartment ¶...
Listening at high volume levels for long periods can lead to permanent hearing defects. Please protect your hearing, Sennheiser headphones also sound exceptionally good at low volumes. Turn the volume control in the direction of the arrow until it clicks.
Adjusting the balance The Set 50 TV/Set 55 TV features a balance control for right/left » volume adjustment. Use the balance control to adjust the volume so that you hear equally well with both ears. Storing and charging the receiver...
Meaning of the LEDs LEDs on the transmitter Status Meaning µ Operation indication lit green The transmitter is switched on. The receiver is not stored in the trans- mitter’s charging compartment The transmitter is switched off. The receiver is stored in the trans- mitter’s charging compartment Charging control LED of...
Dry the ear cushions before putting them back on the receiver. Note: For reasons of hygiene, the ear cushions should be replaced from time to time. Please order the ear cushions from your Sennheiser dealer.
• Is the receiver switched off during rechargeable charging? battery is not being charged If problems occur that are not listed in the above table or if the problems cannot besolved with the proposed solutions, please contact your local Sennheiser agent for assistance.
Attention! power supply or rechargeable battery) may cause damage to the unit and will invalidate the warranty. Only use original Sennheiser accessories and spare parts. The following accessories are available from your authorized Sennheiser dealer: BA 151 spare rechargeable battery Cat.
Specifications System Modulation FM mono Carrier frequencies 2.3 MHz Range approx 12 m within a room AF frequency response 50 Hz–12 kHz < 1 % Transmitter Audio /microphone 3.5 mm stereo jack socket connection Charging time of approx. 14 hours rechargeable battery Power supply 12 V...
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NT 12-2A plug-in power supply unit in accordance with Europe EMC: EN 55013, EN 55020 Safety: EN 60950-1 EMC: 47CFR15_B Safety: UL 60950-1 Canada EMC: ICES-003 Safety: CAN/CSA-C22.2 NO. 60950-1 The NT 12-2A plug-in power supply unit is certified in accor- dance with the safety requirements of legislation in Europe, the US and Canada.
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. In compliance with the following requirements: •...
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Sennheiser electronic GmbH & Co. KG Am Labor 1, 30900 Wedemark, Germany www.sennheiser.com P u bl. 12/15 5 1 7640 / A04...