IEI Technology IMBA-9454ISA, User Manual

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IMBA-9454ISA ATX Motherboard
Page 85
PIN Description PIN Description
7 GND 8 GND
9 VCC 10 GND
11 N/C 12 DDC DAT
13 HSYNC 14 VSYNC
15 DDC CLK
Table 4-31: VGA Connector Pinouts
4.3.7 Serial Communications Connector
CN Label: COM1
CN Type: D-sub 9 Male connector
CN Location: See Figure 4-24 (labeled 7)
CN Pinouts: See Figure 4-31 and Table 4-32
The serial connector on the external interface panel provides serial connection in the
RS-232 mode.
Figure 4-31: Serial Communications Connector Pinout Locations
PIN DESCRIPTION
1 DATA CARRIER DETECT (DCD)
2 RECEIVE DATA (RXD)
3 TRANSMIT DATA (TXD)
4 DATA TERMINAL READY (DTR)
5 GROUND (GND)
6 DATA SET READY (DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)