User manual SENNHEISER IS 300

[. . . ] Advantages With cordless sound transmission via a stethoset receiver, you can be independent of cables. Only you can hear the television sound, and you can decide the volume yourself without disturbing others!According to present scientific knowledge, sound transmission by infrared light poses no risk to health whatsoever. Fluorescent tubes and digital controls do not use this frequency range. [. . . ] Such documents are supplements to this instruction manual. Putting the transmitter into operation Use the supplied cable to connect socket on the TI 150 / TI 300 transmitter with the headphone socket on your television set or hi-fi system. NOTE If your television set does not have a headphone socket, the sound signal can also be taken from the SCART socket (video recorder socket). Only for the TI 150 mono transmitter: For television sets without any suitable headphone sockets, the sound can also be taken directly from the loudspeaker by using the Sennheiser MKE 100 TV microphone (Cat. Connect the supplied plug-in mains unit to socket on the TI 150 / TI 300 transmitter, then plug the mains unit into the mains. Level control of the transmitter Adjust the volume of your hi-fi system or television set to a middle position. the TI 150 / TI 300 transmitter features an automatic modulation control which prevents overmodulation. Putting the receiver into operation Insert the BA 151 accuplug into compartment in the receiver. Take special note of the instructions on accuplug operation on pages 20/21 of this manual!(NB: The BA 151 accuplug must be charged for 24 hours before first use!It reproduces quiet sounds slightly louder and loud sounds slightly quieter. Adjusting your hi-fi system Read the instruction manual of your hi-fi system or television set to find out whether the volume control also works for the headphone socket, or whether this socket has a separate volume control. The manual will also tell you how to turn off the main loudspeakers. Replacing the ear-cushions The ear-cushions can easily be removed from the headphones and cleaned with warm soapy water . From time to time, however, the ear-cushions should be replaced for reasons of hygiene. Replacement ear-cushions are available with different degrees of softness: Black ear-cushions, firmer version Transparent ear-cushions, softer version Cat. Please order your ear-cushions from your Sennheiser dealer. Free line of sight Infra-red light from the TI 150 / TI 300 transmitter is transmitted in the same way as the light from a light bulb. Do not obstruct the path of the light between the transmitter and the receiver, and stay in the room where the transmission is taking place!Make sure that you wear the stethoset receiver the right way round, with the , , Sennheiser" logo at the front. There is a simple rule: If you can see the transmitter from where you are, transmission can take place without any interference. When people use headphones, they tend to choose a higher volume than with loudspeakers. [. . . ] If you use your system with only one accuplug, you must stop after about five hours and recharge the accuplug for about 15 hours in the charging compartment of the transmitter. With a second accuplug, you can listen for more than twice the time. Simply place the discharged first accuplug back into the charging compartment. After the (partial) recharge, there is an additional (partial) amount of power available: Safety instructions Use the transmitter only with the supplied Sennheiser plug-in mains unit. [. . . ]