User manual SONY MDR-IF3000

[. . . ] Loud background noise , Move closer to the processor. (As you move away from the processor, more noise is likely to be heard. This is inherent in infrared ray communication and does not mean that there is a problem with the unit itself. ) , Check if there is any obstruction between the processor and the headphones. [. . . ] , Rechargeable batteries other than the supplied are installed. When watching movies, be careful not to raise the volume too high in quiet scenes. You may hurt your ears when a loud scene is played. â· You may hear some noise when you disconnect the AC power adaptor from the processor before removing the headphones. â· If the infrared sensors are covered by your hands when adjusting the volume, the Muting function will be activated and volume cannot be adjusted. To adjust the volume, move nearer toward the processor or orient the infrared emitters on the left housing towards the processor. To replace the ear pads, consult your nearest Sony dealer. Use a soft cloth slightly moistened with mild detergent solution. Do not use solvents such as thinner, benzene or alcohol as these may damage the surface. To prevent fire or shock hazard, do not expose the unit to rain or moisture. Disposal of Old Electrical & Electronic Equipment (Applicable in the European Union and other European countries with separate collection systems) This symbol on the product or on its packaging indicates that this product shall not be treated as household waste. Instead it shall be handed over to the applicable collection point for the recycling of electrical and electronic equipment. By ensuring this product is disposed of correctly, you will help prevent potential negative consequences for the environment and human health, which could otherwise be caused by inappropriate waste handling of this product. the recycling of materials will help to conserve natural resources. For more detailed information about recycling of this product, please contact your local city office, your household waste disposal service or the shop where you purchased the product. When the product breaks, or if a foreign object gets inside the unit, immediately turn off the power and consult your nearest Sony dealer. â· When taking the system to a Sony dealer, be sure to take both the headphones and processor. Battery rechargeable nickel-metal hydride batteries (BP-HP550: supplied) Sony alkaline battery (LR03/AM-4(N): sold separately) Sony manganese battery (R03/UM-4(NU): sold separately) Approx. The headphones automatically turn off when they are removed -- Auto Power On/Off function Do not pull up the self-adjusting band when not in use, as this will consume the battery power. Check and try the suggestions below before you bring your headphones to a repair service. [. . . ] If the plasma display is placed too close, place the unit or processor farther away from it. , The headphones' POWER indicator light dims, flashes, goes off, or the sound becomes distorted, intermittent or noisy. â· Charge the rechargeable batteries if they are weak, or replace dry batteries with new ones. If the POWER indicator is still off after charging the batteries, take the headphones to a Sony dealer. [. . . ]