3 external interface panel connectors, 1 hdmi connector (hdmi1), Xternal – IEI Integration PPC-37xxA-N26 v1.10 User Manual
Page 142: Nterface, Anel, Onnectors, Table 7-18: rear panel connectors, Table 7-19: hdmi connector (hdmi1) pinouts

PPC-37xxA-N26 Panel PC
Page 126
7.3 External Interface Panel Connectors
The table below lists the rear panel connectors on the PPC-37xxA-N26 motherboard.
Pinouts of these connectors can be found in the following sections.
Connector
Type
Label
HDMI connector
HDMI
HDMI1
RJ-45 LAN connectors RJ-45 LAN1/LAN2
USB 2.0 connectors
USB 2.0 port
USB_CON2
USB 3.0 connectors
USB 3.0 port
USB_CON1
VGA connector
15-pin female
VGA1
Table 7-18: Rear Panel Connectors
7.3.1 HDMI Connector (HDMI1)
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1 HDMI_DATA2 13 N/C
2 GND
14 N/C
3 HDMI_DATA2#
15 HDMI_SCL
4 HDMI_DATA1 16 HDMI_SDA
5 GND
17 GND
6 HDMI_DATA1#
18 +5V
7 HDMI_DATA0 19 HDMI_HPD
8 GND
20 HDMI_GND
9 HDMI_DATA0#
21 HDMI_GND
10 HDMI_CLK
22 HDMI_GND
11 GND
23 HDMI_GND
12 HDMI_CLK#
Table 7-19: HDMI Connector (HDMI1) Pinouts