
Installing and Replacing Desktop Board Components
47
Connecting to the Serial Port Header
See Figure 21, D on page 45 for the location of the serial port header. Table 7 shows
the pin assignments for the serial port header.
Table 7. Serial Port Header Signal Names
Pin Signal
Name
Pin Signal
Name
1
DCD
2
RXD#
3 TXD#
4 DTR
5 Ground
6 DSR
7 RTS
8 CTS
9 RI
10
No
Connection
Connecting to the Alternate Front Panel Power LED
Header
Figure 21, E on page 45 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 8 shows the pin assignments for the alternate front panel power LED header.
Table 8. Alternate Front Panel Power LED Header
Pin Description
In/Out
1
Front panel green LED
Out
2 No
pin
3
Front panel yellow LED
Out