1 Hardware Manual

This chapter introduces the product overview, packing list, appearance, indicator and interface.

1.1 Overview

ED-HMI2002-070C is a 7-inch industrial HMI based on Raspberry Pi 4. According to different application scenarios and user needs, different specifications of RAM and SD card computer systems can be selected.

RAM can choose 1GB, 2GB, 4GB and 8GB
SD card can choose 32GB and 64GB

ED-HMI2002-070C provides HDMI, USB 2.0, USB 3.0 and Ethernet interfaces, supporting access to the network through Wi-Fi and Ethernet.
ED-HMI2002-070C integrates 7-inch LCD touch screen and is mainly used in industrial control and IOT.

1.2 Packing List

1x ED-HMI2002-070C Unit

1.3 Appearance

Introducing the functions and definitions of interfaces on each panel.

1.3.1 Front Panel

This section introduces functions and definitions of front panel.

NO.	Function Definition
1	1 x LCD display, 7-inch LCD touch screen, which supports up to 1024x600 and multipoint capacitive touchscreen.
2	1 x camera (optional), 8 Megapixel front camera.

1.3.2 Rear Panel

This section introduces interfaces and definitions of rear panel.

NO.	Function Definition
1	4 x installation holes of buckle, which are used to fix the buckles to the device (for use when installing the device).

1.3.3 Side Panel

This section introduces interfaces and definitions of side panel.

NO.	Function Definition
1	1 x Ethernet interface (10/100/1000M adaptive), RJ45 terminal for Ethernet access.
2	2 x USB 3.0 ports, type-A connector, each channel supports up to 5Gbps.
3	2 x USB 2.0 ports, type-A connector, each channel supports up to 480Mbps.
4	1 x Audio In/Stereo Out, 3.5mm audio jack for microphone in and stereo out.
5	2 x HDMI ports, micro-HDMI connector, which can connect a display and supports 4K 60Hz.
6	1 x USB Type-C connector, which supports 5V 3A power input.
7	Heat dissipation holes, which help improve cooling performance.
8	Heat dissipation holes, which help improve cooling performance.

1.4 Indicator

This section introduces various statuses and meanings of indicators contained in ED-HMI2002-070C.

Indicator	Status	Description
Yellow indicator of Ethernet port	On	The Ethernet connection is in the normal state.
	Blink	The Ethernet connection is abnormal.
	Off	The Ethernet connection is not set up.
Green indicator of Ethernet port	On	The Ethernet connection is in the normal state.
	Blink	Data is being transmitted over the Ethernet port.
	Off	The Ethernet connection is not set up.

1.5 Interface

Introducing the definition and function of each interface in the product.

1.5.1 Power Supply

The ED-HMI2002-070C includes one power input, and the silkscreen is “PWR IN”. The connector is USB Type-C, which supports 5V 3A power input.

TIP

In order for Raspberry Pi 4 to achieve better performance, it is recommended to use a 5V 3A power adapter.

1.5.2 1000M Ethernet

ED-HMI2002-070C includes one adaptive 10/100/1000M Ethernet port, RJ45 terminal with indicator，and the silkscreen is “”，which is used to access the Ethernet. The pins corresponding to the terminals are defined as follows：

	Pin ID	Pin Name
	1	TX1+
	2	TX1-
	3	TX2+
	4	TX2-
	5	TX3+
	6	TX3-
	7	TX4+
	8	TX4-