Alternate Front Panel Power Led Header; Serial Header; Chassis Intrusion Header; Alternate Front Panel Power Led Header Signal Names - Intel G23557-002 Product Manual

Alternate Front Panel Power LED Header

Figure 19, E shows the location of the alternate front panel power LED header. Pins 1
and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header. If
your chassis has a three-pin power LED cable, connect it to this header. Table 9
shows the pin assignments for the alternate front panel header.
Table 9. Alternate Front Panel Power LED Header Signal Names
Pin Signal Name
1 Front panel LED+
2 No pin
3 Front panel LED-

Serial Header

Figure 19, F shows the location of the serial header. Table 10 shows the pin
assignments and signal names for the serial header.
Table 10. Serial Port Header Signal Names
Pin Signal Name
1 DCD (Data Carrier Detect)
3 TXD# (Transmit Data)
5 Ground
7 RTS (Request To Send)
9 RI (Ring Indicator)

Chassis Intrusion Header

Figure 19, G shows the location of the chassis intrusion header. This header can be
connected to a mechanical switch on the chassis to detect if the chassis cover is
removed. This switch should be in the open position when the chassis cover is
installed and closed when the cover is removed.
Table 11 shows the pin assignments and signal names for the chassis intrusion header.
Table 11. Chassis Intrusion Header Signal Names
Pin Description
1 Intruder#
2 Ground
Installing and Replacing Desktop Board Components
In/Out
Out
Out
Pin Signal Name
2 RXD# (Receive Data)
4 DTR (Data Terminal Ready)
6 DSR (Data Set Ready)
8 CTS (Clear To Send)
10 Key (no pin)
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