Overview
EPC-R7300 ,An industrial barebones PC for the NVIDIA® Jetson Orin™ NX and Jetson Orin™ Nano systems-on-modules delivers 20–100 TOPS of AI performance.
- NVIDIA Jetson Orin™ Nano and NX Module compatible Barebone PC
- Industrial and Expandable Design
- HDMI up to 3840 x 2160 at 60Hz resolution
- Dual GbE LAN, 2 USB3.2 Gen 2
- 1 Nano SIM Slot
- 1 M.2 3042/52 Key B Slot, 1 M.2 2230 Key E Slot, 1 M.2 2280 Key M Slot
- 4 Kinds of Rear I/O for Each Vertical Focus: IEM, Self Service, Automation and Networking
Pin defination
DC-In
EPC-R3720 supports a lockable DC=jack header that can be connected 12V DC

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | +9-36V DC | 2 | GND |
USB Ports
EPC-R7300 supports 2 * USB3.2 Gen 2 by 2 Type A ports.Type A ports on the front side, which are Host.

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | +VBUS_1 | 2 | USB1_D- |
| 3 | USB1_D+ | 4 | GND |
| 5 | USB1_SSRX- | 6 | USB1_SSRX+ |
| 7 | GND | 8 | USB1_SSTX- |
| 9 | USB1_SSTX+ | ||
| 10 | +VBUS_2 | 11 | USB2_D- |
| 12 | USB2_D+ | 13 | GND |
| 14 | USB2_SSRX- | 15 | USB2_SSRX+ |
| 16 | GND | 17 | USB2_SSTX- |
| 18 | USB2_SSTX+ |
LAN Ports
EPC-R7300 supports 2 * 10/100/1000Mbps LAN ports on the front side.

LAN 1 is the Ethernet function from Intel 1225 PCIE to GbE.
| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | LAN1_DA+ | 2 | LAN1_DA- |
| 3 | LAN1_DB+ | 4 | LAN1_DC+ |
| 5 | LAN1_DC- | 6 | LAN1_DB- |
| 7 | LAN1_DD+ | 8 | LAN1_DD- |
| LED-L | Green : Activity | LED-R | GREEN: 1000M LINK AMBER: 100M LINK |
LAN 2 is the Ethernet function from NVIDIA Jetson integrated RGM.
| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | LAN2_DA+ | 2 | LAN2_DA- |
| 3 | LAN2_DB+ | 4 | LAN2_DC+ |
| 5 | LAN2_DC- | 6 | LAN2_DB- |
| 7 | LAN2_DD+ | 8 | LAN2_DD- |
| LED-L | Green : Activity | LED-R | GREEN: 1000M LINK AMBER: 100M LINK |
HDMI
EPC-R7300 supports 1 HDMI 2.0 , for up to 3740 * 2160 resolution at 60Hz.

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | HDMI_TD2+ | 2 | GND |
| 3 | HDMI_TD2- | 4 | HDMI_TD1+ |
| 5 | GND | 6 | HDMI_TD1- |
| 7 | HDMI_TD0+ | 8 | GND |
| 9 | HDMI_TD0- | 10 | HDMI_CLK+ |
| 11 | GND | 12 | HDMI_CLK- |
| 13 | HDMI_CEC | 14 | N/A |
| 15 | HDMI_DDC_SCL | 16 | HDMI_DDC_SDA |
| 17 | GND | 18 | +5V |
| 19 | HDMI_HPD |
Debug
Debug Port
EPC-R7300 provides one Debug Port for development used. Debug cable P/N: 1700021565-01 4P-1.25 to D-SUB 9P (F) 60cm

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | N/A | 2 | COM_TXD |
| 3 | COM_RXD | 4 | GND |
Debug with Tera Term
-
Set up New Connection, choose Serial

-
Setting
| Setting | Value |
|---|---|
| Baud Rate | 115200 |
| Data | 8 |
| Parity | none |
| Stop | 1 bit |
| Flow Control | none |

- Login to the terminal
login user: ubuntu/ubuntu