Longshine D945GSEJT - Manual (Page 37)

Installing and Replacing Desktop Board Components
37
Table 5. Internal Connectors and Headers
Item Description
A +12 V internal power connector (ATX12V)
B Serial port header (COM 2)
C Serial port header (COM 1)
D PS/2 keyboard port header
E Reserved
F PATA connector (44-pin)
G Reserved
H Chassis fan header
I Chassis intrusion header
J SATA connectors
K SATA power connector
L Parallel port header
M Reserved
N Reserved
O Front panel header
P Front panel wireless activity LED header
Q PCI Express Mini Card connector
R PCI bus add-in card connector
S S/PDIF header
T Front panel USB header
U Internal mono speaker header
V Front panel audio header
W Front panel USB header with Intel Z-U130 USB Solid-State Drive (or compatible device)
support
Internal Connectors and Headers
Table 6 through Table 21 list the signal names for the connectors and headers in
Figure 11 and Table 5.
Table 6. Serial Port Header (COM 1 and COM 2)
Pin Signal Name Pin Signal Name
1 DCD (Data Carrier Detect) 2 RXD# (Receive Data)
3 TXD# (Transmit Data) 4 DTR (Data Terminal Ready)
5 Ground 6 DSR (Data Set Ready)
7 RTS (Request To Send) 8 CTS (Clear To Send)
9 RI (Ring Indicator) 10 Key (no pin)