IEI Integration KINO-QM670 v2.01 - Manual (Page 59)

KINO-QM670 Mini-ITX SBC
Page 44
The connector supports the 12V power adapter.
Figure 3-27: 4-pin Power Mini-DIN Connection
3.3.6 Serial Port Connector (COM1)
CN Label: COM1
CN Type: DB-9
CN Location: See Figure 3-24
CN Pinouts: See Table 3-32
The serial port connects to a RS-232 serial communications device.
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DATA CARRIER DETECT (DCD#) 6 DATA SET READY (DSR#)
2 RECEIVE DATA (RXD) 7 REQUEST TO SEND (RTS#)
3 TRANSMIT DATA (TXD) 8 CLEAR TO SEND (CTS#)
4 DATA TERMINAL READY (DTR#) 9 RING INDICATOR (RI#)
5 GND
Table 3-32: Serial Port Pinouts
Figure 3-28: Serial Port Pinouts