Sony TDM-BT1 Instruction Manual - Page 11

OPR ADDITIONAL INFORMATION Precautions • BLUETOOTH wireless technology operates within a range of about 10 m (about 33 ft). Maximum communication range may vary depending on obstacles (person, metal, wall, etc.) or electromagnetic environment. BLUETOOTH stereo audio source device RX TX This unit IDSET Steel cabinet Optimal performance Limited performance • The following conditions may affect the sensitivity of BLUETOOTH communication. - There is an obstacle such as a person, metal, or wall between this unit and BLUETOOTH device. - A device using 2.4 GHz frequency, such as a wireless LAN device, cordless telephone, or microwave oven, is in use near this unit. - This unit is installed horizontally on a desk made of steel. • Because BLUETOOTH devices and wireless LAN (IEEE802.11b/ g) use the same frequency, microwave interference may occur and resulting in communication speed deterioration, noise, or invalid connection if this unit is used near a wireless LAN device. In such a case, perform the following. - Use this unit at least 10 m (about 33 ft) away from the wireless LAN device. - If this unit is used within 10 m (about 33 ft) of a wireless LAN device, turn off the wireless LAN device. - Install this unit and BLUETOOTH device as near to each other as possible. • Microwaves emitting from a BLUETOOTH device may affect the operation of electronic medical devices. Turn off this unit and other BLUETOOTH devices in the following locations, as it may cause an accident. - where inflammable gas is present, in a hospital, train, airplane, or a gas (petrol) station - near automatic doors or a fire alarm • Refer to "To turn off the BLUETOOTH signal" (page 10) for further details regarding how to quit BLUETOOTH connection of this unit. 11 US