User manual SONY MDR-RF5000K

[. . . ] To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture. To reduce the risk of fire or electric shock, do not place objects filled with liquids, such as vases, on the apparatus. Do not install the appliance in a confined space, such as a bookcase or built-in cabinet. This product shall exclusively be used inside buildings. [. . . ] be sure to set optical digital output of a connected AV component to PCM. If multi-channel signals are input from a DVD device, sound may not be transmitted. Note that excessive noise may occur if CD signals recorded in MPEG-2AAC or DTS format are input to this unit. Therefore, be careful when inserting and removing the cable plug. Set the digital output setting of the DVD device to 48 kHz when using this system. Noise may be heard when a 96 kHz digital signal is input. Connecting cables (sold separately) Use the optical digital connecting cable POC-15AB (mini-plug y rectangular plug) when connecting the optical digital output mini-jack on portable DVD players, portable CD players, or other digital components to the DIGITAL IN jack. Be sure that the ends of the optical digital connecting cable are kept clean. Dust at the ends of the cable can degrade performance. When storing the system, attach the cap to the end of the plug and be careful not to fold or bend the optical digital connecting cable with a bend radius less than 25 mm (1 inch). The bend radius of the optical digital connecting cable should be no less than 25 mm (1 inch). Before starting, be sure to read "Connecting the Headphone System" (pages 14 to 16) and make the proper connections. The transmitter turns on automatically and the RF indicator blinks for about 5 seconds. The transmitter automatically detects the optimum frequency for transmission according to your room conditions. The RF indicator lights up when emission from the transmitter starts. Signal transmission system This unit employs a proprietary transmission system using 2. You can enjoy non-compressed sound with this wireless system. The POWER indicator lights blue, and the headphones automatically turn on. Be sure to match the right and left side of the headphones with your ears and wear the headphones at the correct angle so that the Auto Power On/Off function works correctly. Sound is heard from the headphones about 3 seconds after you put on the headphones. Note To listen to dual audio (MAIN/SUB) sound sources, connect to the LINE IN jacks, and then select the sound source you want to listen to on the player, TV, or other component. When watching films, be careful not to raise the volume too high in quiet scenes. [. . . ] Check if there is any wireless apparatus using 2. , There is no audio signal input for about 5 minutes and RF signals are not transmitted. Other devices (wireless LAN, cordless phone, etc. 4 GHz frequency around the transmitter become unusable. [. . . ]