6 serial port connector (com1), 7 vga and dvi connectors – IEI Integration IMBA-Q870-i2 User Manual
Page 70
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IMBA-Q870-i2 ATX Motherboard
Page 52
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
9
HDMI_DATA0#
21
HDMI_GND
10
HDMI_CLK
22
HDMI_GND
11
GND
23
HDMI_GND
12
HDMI_CLK#
Table 3-36: HDMI Connector Pinouts
3.3.6 Serial Port Connector (COM1)
CN Label:
COM1
CN Type:
DB-9 connector
CN Location:
See Figure 3-30
CN Pinouts:
See Table 3-37
The serial port connects to a RS-232 serial communications device.
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
DCD1
6
DSR1
2
RXD1
7
RTS1
3
TXD1
8
CTS1
4
DTR1
9
RI1
5
GND
Table 3-37: Serial Port Connector Pinouts
Figure 3-32: Serial Port Connector Pinouts
3.3.7 VGA and DVI Connectors
CN Label:
VIDEO1
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