Installing and Replacing Desktop Board Components
47
Serial Port Header
See Figure 20, C for the location of the serial port header. Table 9 shows the pin
assignments for the header.
Table 9. 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
Alternate Front Panel Power LED Header
Figure 20, D 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
(Figure 20, E). If your chassis has a three-pin front panel power LED cable, connect it
to this header. Table 10 shows the pin assignments for the alternate front panel
power LED header.
Table 10. Alternate Front Panel Power LED Header Signal Names
Pin Description
In/Out
1
Front panel main color LED Out
2 No
pin
3
Front panel alternate LED
Out
Front Panel Header
See Figure 20, E for the location of the multi-colored front panel header. Table 11
shows the pin assignments for the front panel header.
Table 11. Front Panel Header Signal Names
Pin Description
In/Out Pin Description
In/Out
Hard Drive Activity LED
Power LED
1
Hard disk LED pull-up to +5 V Out
2
Front panel green LED
Out
3
Hard disk active LED
Out
4
Front panel yellow LED
Out
Reset Switch
On/Off Switch
5 Ground
6 Power
switch
In
7 Reset
switch
In
8 Ground
Power
Not Connected
9 Power
Out 10
No
pin
Summary of Contents for DB43LD
Page 1: ...Intel Desktop Board DB43LD Product Guide Order Number E65075 001 ...
Page 42: ...Intel Desktop Board DB43LD Product Guide 42 Figure 17 Installing a PCI Express x16 Card ...
Page 58: ...Intel Desktop Board DB43LD Product Guide 58 ...
Page 60: ...Intel Desktop Board DB43LD Product Guide 60 ...
