IEI Integration PCIE-Q350 v1.20 - Manual (Page 89)

PCIE-Q350 PICMG 1.3 CPU Card
Page 68
4.2.10 Serial Port Connector (COM1, COM 2)
CN Label: COM1 and COM2
CN Type: 10-pin header (2x5)
CN Location: See Figure 4-11
CN Pinouts: See Table 4-12
The 10-pin serial port connector provides a second RS-232 serial communications
channel. The COM 2 serial port connector can be connected to external RS-232 serial port
devices.
Figure 4-11: Serial Connector Pinout Locations