IS 410 Instructions for use
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Contents Safety instructions ........................................................................... 2 The IS 410 stethoset receiver system .............................................. 3 Delivery includes .............................................................................. 3 Operating controls ............................................................................ 4 Receiver (see inside cover) ...................................................................
Safety instructions y Please read these instructions carefully and completely before using the system. y Make these instructions easily accessible to all users at all times. Always include these instructions when passing the system on to third parties. y Do not wear the headphones in situations which require special attention (e.g. when performing skilled jobs). y Always keep the system dry and do not expose it to extreme temperatures (ideally 10-35°C).
The IS 410 stethoset receiver system The IS 410 is a cordless infra-red stethoset receiver system with which you can adjust the volume of your TV, radio, personal stereo and other hi-fi equipment to suit your individual needs. In addition, the system allows you to move around freely without the constrictions of cables within the room where the transmitter is placed. The IS 410 is particularly easy and intuitive to operate. The stethoset receiver automatically switches on when you pull the earbows apart.
Operating controls A Receiver (see inside cover) Volume control Compartment for BA 300 rechargeable battery Balance control B Transmitter (see inside cover) 3.
Putting the system into operation Setting up the transmitter 왘 Place the transmitter so that there are no obstacles in the light path between transmitter and receiver. Note: Avoid exposure to direct sunlight. Direct sunlight may interfere with the reception and may damage the transmitter.
A Connecting the transmitter via the headphone socket 왘 Plug in the other end of the connecting cable headphone socket on your sound source. t oucket so dio e audphon hea to the 왘 Adjust the volume of the headphone socket on your sound source to a medium level. This improves the quality of cordless sound transmission. If necessary, check the menu setting of your TV. Note: With most TVs, the headphone socket is located at the front or sides. Depending on the socket, you may have to use the adapter .
C 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 15) from your Sennheiser dealer. 왘 Connect the connecting cable to the SCART adapter . 왘 Plug in the SCART adapter to the SCART socket on your TV. If your TV has several SCART sockets, select a SCART socket that is also an output (for details, see operating manual of your TV).
Inserting and removing the receiver’s rechargeable battery 왘 Insert the battery into the compartment as shown on the left. Make sure that the battery is inserted correctly. 왘 To remove the battery, use the finger catch projection to pull the battery out of the receiver. Note: y The receiver is delivered with the battery inserted. y Before you use the rechargeable battery for the first time, charge it until the LED lights up green (see “Storing and charging the receiver” on page 11).
Using the system components Switching the transmitter on 왘 Take the stethoset receiver out of the transmitter’s charging compartment . The transmitter automatically switches on. The LED lights up green. Note: If the receiver is placed into the transmitter’s charging compartment , the transmitter automatically switches off. The LED goes off. Switching the stehoset receiver on Attention! Volume up? - No! When people use headphones, they tend to choose a higher volume than with loudspeakers.
Adjusting the volume 왘 If the transmitter is connected to a headphones socket of your sound source: Adjust the volume of the sound source to a medium level. This improves the quality of cordless sound transmission. 왘 Use the volume control to adjust the volume to a sufficient and comfortable level. Adjusting the balance The IS 410 features a balance control for right/left volume adjustment. 왘 Use the balance control to adjust the volume so that you hear equally well with both ears.
Storing and charging the receiver Do not store your 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. 왘 After use, place the receiver into the transmitter’s charging compartment as shown on the left, without exerting too much pressure. The transmitter automatically switches off.
Meaning of the LEDs and acoustic signals LEDs on the transmitter LED Status Meaning lit green The transmitter is switched on. The receiver is not stored in the charging compartment . off The transmitter is switched off. The receiver is stored in the charging compartment .
Care and maintenance Cleaning the system Attention! Liquids can damage the electronics of the units! Liquids entering the housing of the units can cause a short-circuit and damage the electronics. 왘 Keep all liquids far away from the units. 왘 Before cleaning, disconnect the transmitter from the mains. 왘 Only use a slightly damp cloth to clean the units. Do not use any cleansing agents or solvents. Cleaning the ear cushions 왘 Carefully remove the ear cushions from the receiver.
If problems occur...
Accessories Attention! Components from other manufacturers (e.g. for power supply or rechargeable battery) may cause damage to the unit and will invalidate the warranty. 왘 Only use original Sennheiser accessories and spare parts. The following accessories are available from your authorized Sennheiser dealer: BA 300 spare rechargeable battery Cat. No. 500898 RI 410 receiver Cat. No. 500684 Ear cushions (normal), 5 pairs Cat. No. 517625 Ear cushions (lamellar form), 5 pairs Cat. No. 517626 SCART adapter Cat.
Specifications System Modulation FM stereo Carrier frequencies 2.3 / 2.8 MHz Range approx 12 m within a room AF frequency response 50 Hz–16 kHz THD <1% Transmitter Audio /microphone connection 3.5 mm stereo jack socket Charging time of rechargeable battery approx. 3 hrs Power supply 12 VDC/50 mA via NT 410 mains unit Weight approx. 140 g Dimensions approx. 115 x 145 x 40 mm Receiver 16 Max. SPL 125 dB (SPL) Power supply via BA 300 Li-Ion rechargeable battery (3.
Manufacturer Declarations Warranty regulations The guarantee period for this Sennheiser product is 24 months from the date of purchase. Excluded are accessory items, rechargeable or disposable batteries that are delivered with the product; due to their characteristics these products have a shorter service life that is principally dependent on the individual frequency of use. The guarantee period starts from the date of original purchase.
Sennheiser electronic GmbH & Co. KG 30900 Wedemark, Germany Phone +49 (5130) 600 0 Fax +49 (5130) 600 300 www.sennheiser.com Printed in China Publ.
