| 摘要 |
The invention discloses a USB electrical connector including a body, at least one USB function unit held in the body, and a shield for enclosing the body. Each of the USB function unit having a first row of contacts corresponding to a first signal transmission loop, a second row of contacts corresponding to a second signal transmission loop, a first LED corresponding to the first signal transmission loop, for indicating the operation state of the first signal transmission loop, and a second LED corresponding to the second signal transmission loop, for indicating the operation state of the second signal transmission loop. The first and second LEDs each has two pins for being connected with and powered by a motherboard. Each signal transmission loop of the USB function unit has a respective LED for indicating the operation state thereof, thus, the operation state of each signal transmission loop can be directly observed.
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