Intel BOXDH55HC manual Serial Header, Serial Port Header

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 Z-U130 USB Solid-State Drive (or Compatible Device) Support) Signal Names

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 low-speed USB device is attached to the cable. Use a shielded cable that meets the requirements for a full-speed USB device.

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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