Instruction Manual

IMB-Q354 uATX Motherboard
Page 74
17 PRINTER SELECT LN# 18 GND
19 GND 20 GND
21 GND 22 GND
23 GND 24 GND
25 GND
Table 4-23: Parallel Port Connector Pinouts
The male DB-9 COM 1 serial port connector is connected to RS-232 serial
communications devices. The connector is show in
Figure 4-23 and the pinouts are
shown in
Table 4-24.
Figure 4-23: COM1 Pinout Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DCD 6 DSR
2 RX 7 RTS
3 TX 8 CTS
4 DTR 9 RI
5 GND
Table 4-24: RS-232 Serial Port (COM 1) Pinouts
The female DB-15 VGA connector connects to standard VGA displays. The connector is
show in
Figure 4-24 and the pinouts are shown in Table 4-25.