Instruction Manual

IMB-Q670 Micro-ATX Motherboard
Page 46
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
7 HDMI_TMDS_C_DATA0 19 HDMI_HPD
8 GND 20 GND
9 HDMI_TMDS_C_DATA0# 21 GND
10 HDMI_TMDS_C_CLK 22 GND
11 GND 23 GND
12 HDMI_TMDS_C_CLK#
Table 3-30: HDMI Connector Pinouts
3.3.5 Serial Port Connectors (COM1)
CN Label: COM1
CN Type:
DB-9 connector
CN Location:
See Figure 3-24
CN Pinouts:
See Table 3-31
The serial port connects to a RS-232 serial communications device.
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 NDCD1# 6 NDSR1#
2 NRXD1 7 NRTS1#
3 NTXD1 8 NCTS1#
4 NDTR1# 9 NRI1#
5 GND
Table 3-31: Serial Port Connector Pinouts
Figure 3-27: Serial Port Connector Pinouts