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Installing and Replacing Desktop Board Components
Figure 23, J shows the location of the front panel USB 2.0 header (with Intel Z-U130 USB Solid-State Drive (or Compatible Device) Support) and Table 14 shows its pin assignments and signal names.
Table 14. Front Panel USB Header (with Intel
Pin Signal Name
1+5 VDC
3D-
5D+
7Ground
9KEY (no pin)
Pin | Signal Name |
2+5 VDC
4D-
6D+
8Ground
10LED#
NOTE
Computer systems that have an unshielded cable attached to a USB port might not meet FCC Class B requirements, even if no device or a
Serial Header
Figure 23, K shows the location of the serial header. Table 15 shows the pin assignments and signal names for the serial header.
Table 15. Serial Port Header
Pin Signal Name
1DCD (Data Carrier Detect)
3TXD# (Transmit Data)
5 | Ground |
7RTS (Request To Send)
9RI (Ring Indicator)
Pin | Signal Name |
|
|
2 | RXD# (Receive Data) |
4DTR (Data Terminal Ready)
6DSR (Data Set Ready)
8CTS (Clear To Send)
10Key (no pin)
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