Usb - Samsung DVD-E360 Service Manual

2. Product Specifications

2.1.5. USB

2-1-5 (a) Universal Serial Bus
Universal Serial Bus (USB) is a serial bus standart to interface devices.
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Designed to allow peripharels to be connected using a single standardized interface socket.
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Improve plug and play capabilities.
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Powering low comsumption devices without the need for external power supply.
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Allowing some devices to be used without requiring individual devices driver to be installed.
2-1-5 (b) Device Class
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0X08 : USB mass storage device class used for USB flash drives, Memory card reader, digital audio.
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0X09 : USB hubs
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0X0B : Smart card readers.
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0X0E : USB video device class, web cam like devices, motion image capture devices.
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0XE0 : Wireless controller, for example Bluetooth dongles.
2-1-5 (c) USB Connector
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The connector are designed to be robust.
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It is difficult to incorrectly attach a USB connector.
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The connector are particularly cheap to manufacture.
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The connector enforce the directed topology of a USB network.
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Amoderate insertion / removal force is specified.
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The connector construction always ensures that the external sheaths on the plug contact with its counterpart in the
receptacle before the four connector within are connected.
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The USB standart specifies relatively low tolerances for compliant USB connectors, intending to minimize
incompatibilities in connectors produced by different vendor.
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