IEI Integration IMBA-G412ISA v1.00 - Manual (Page 51)

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IMBA-G412ISA ATX Motherboard
Figure 3-23: Parallel Port Connector Location
3.3.5 Serial Port Connector (COM1)
CN Label: 3IN1_DSUB1B (COM1)
CN Type: DB-9 Male
CN Location: See
639H639H639H
Figure 3-20
CN Pinouts: See
640H640H640H
Table 3-23 and
641H641H641H
Figure 3-24
The serial port connects to a RS-232 serial communications device.
Pin Description Pin Description
1 DCD 6 DSR
2 RX 7 RTS
3 TX 8 CTS
4 DTR 9 RI
5 GND
Table 3-23: Serial Port Pinouts
Figure 3-24: Serial Port Pinouts