2009 Hyundai Sonata Owner's Manual - Page 147

1 FEATURES OF YOUR HYUNDAI 134 o When the formatted byte/sector setting of External USB devices is not either 512BYTE or 2048BYTE, then the device will not be recognized. o Only the USB device formatted to FAT 12/16/32 can be used. o USB device without USB IF (Implementers-Forum) authentication may not be recognizable. o Make sure the USB connection terminal does not come in contact with a human body or any other object. o If you repeat connecting or disconnecting USB device in a short period of time, it may damage the device. o You might hear unusual noise when connecting or disconnecting a USB device. o If you disconnect the external USB device during playback in USB mode, the external USB device can be damaged. Therefore, connect the external USB device when the engine is turned off or in another mode. o Depending on the type and capacity of the external USB device or the type of the files stored in the device, there is a difference in the time taken for recognition of the device, but this does not indicate a problem. o Do not use the USB device for other purposes than playing music files. o Use of USB accessories such as a recharger or heater using the USB I/ F may lower the performance or cause trouble. o If you use devices such as a USB hub you purchased separately, the vehicle's audio system may not recognize the USB device. Connect the USB device directly to the multimedia terminal of the vehicle.