Quectel EC200U-EU 4G LTE Cat.1 Module Instruction Manual

1. Introduction

The Quectel EC200U-EU Mini PCIe is an LTE Category 1 module designed for M2M (Machine-to-Machine) and IoT (Internet of Things) applications. It adopts the PCI Express Mini Card form factor and utilizes LTE 3GPP Release 13 technology to provide reliable data communication. This module offers maximum data rates of up to 10 Mbps for downlink and 5 Mbps for uplink.

Its compact and unified form factor ensures compatibility with Quectel LTE Standard EC20 R2.1 Mini PCIe modules. The EC200U-EU is backward-compatible with existing GSM and GPRS networks, allowing connectivity even in areas without 4G or 3G coverage. It supports a rich set of Internet protocols, industry-standard interfaces, and various functionalities, including USB drivers for Windows (7/8/8.1/10), Linux, and Android, making it suitable for a wide range of applications such as tablet PCs, routers, shared equipment, data cards, energy control and monitoring systems, security devices, and industrial PDAs.

2. Key Features

• LTE Cat 1 module optimized for M2M and IoT applications
• Worldwide LTE, GSM/GPRS coverage
• Abundant functional interfaces
• Built-in GNSS (Optional)
• Support Firmware Upgrade Over-The-Air (FOTA)
• High performance

3. Specifications

The following table details the technical specifications of the Quectel EC200U-EU Mini PCIe module:

NOTE: 1. ●: Supported. 2. ○: Optional.

4. Physical Overview

The Quectel EC200U-EU module is a compact Mini PCIe card. Below are images illustrating its physical appearance.

5. Setup and Installation

This section provides general guidelines for installing the Quectel EC200U-EU Mini PCIe module. Specific installation steps may vary depending on your host device (e.g., router, industrial PC, development board).

5.1. Prerequisites

• A compatible host device with a Mini PCIe slot.
• Appropriate antennas (Main, GNSS, Diversity) for LTE and GPS functionality.
• A (U)SIM card with an active data plan.
• Necessary drivers for your operating system (Windows, Linux, Android).
• Anti-static wrist strap and a clean, static-free workspace.

5.2. Installation Steps

1. Power Off: Ensure your host device is completely powered off and disconnected from any power source.
2. Access Mini PCIe Slot: Open your host device's casing to access the Mini PCIe slot. Refer to your host device's manual for specific instructions.
3. Insert SIM Card: Carefully insert the (U)SIM card into the SIM card slot on the EC200U-EU module. Ensure it is correctly oriented and securely seated.
4. Insert Module: Align the EC200U-EU module with the Mini PCIe slot. Gently push the module into the slot until it is fully seated.
5. Secure Module: Secure the module with the retaining screws or clips provided by your host device manufacturer.
6. Connect Antennas: Connect the appropriate antennas to the "MAIN", "GNSS", and "DIV" connectors on the module. Ensure a secure connection. The "MAIN" antenna is for primary LTE signal, "DIV" for diversity (improving signal reception), and "GNSS" for GPS/GLONASS/BeiDou/Galileo/QZSS.
7. Close Casing: Carefully close the host device's casing.
8. Power On: Reconnect power and turn on your host device.

5.3. Driver Installation

After physical installation, you will need to install the necessary drivers for your operating system. Quectel provides drivers for Windows (7/8/8.1/10), Linux (2.6-5.14), and Android (4.x-11.x). These drivers typically include USB RNDIS, USB ECM, and USB Serial drivers. Refer to Quectel's official website or your module supplier for the latest driver packages and installation guides.

6. Operating Instructions

Once the module is installed and drivers are in place, you can begin operating the EC200U-EU for data communication.

6.1. Network Connection

1. Verify Driver Installation: Ensure all necessary drivers are correctly installed and the module is recognized by your operating system.
2. Check Network Status: The LED_WWAN# pin provides network indication status. Consult the module's datasheet for LED behavior interpretation.
3. Establish Connection: Use your operating system's network manager or specific AT commands to establish a cellular data connection.
4. APN Configuration: You may need to configure the Access Point Name (APN) provided by your mobile network operator. This is typically done via AT commands or network settings in your OS.

6.2. GNSS Functionality (Optional)

If you have connected a GNSS antenna, the module supports GPS, GLONASS, BeiDou, Galileo, and QZSS. You can access GNSS data through specific AT commands or software interfaces provided by Quectel.

6.3. AT Commands

The module is controlled and configured primarily through AT commands. These commands allow you to manage network connections, send/receive SMS, access GNSS data, and perform various other functions. Refer to the Quectel EC200U-EU AT Commands Manual for a comprehensive list and usage details.

7. Maintenance

The Quectel EC200U-EU module is designed for robust operation with minimal maintenance. However, adhering to the following guidelines can ensure its longevity and optimal performance:

• Keep Clean: Ensure the module and its connectors are free from dust and debris. Use a soft, dry brush or compressed air for cleaning.
• Temperature Control: Operate the module within its specified operating temperature range (-35 °C to +75 °C, extended to -40 °C to +80 °C). Avoid extreme heat or cold.
• Firmware Updates: Periodically check for firmware updates from Quectel. Firmware updates can improve performance, add features, or fix bugs. The module supports Firmware Upgrade Over-The-Air (FOTA).
• Secure Connections: Ensure all antenna and power connections remain secure to prevent intermittent connectivity issues.
• Handle with Care: When handling the module, always use anti-static precautions to prevent electrostatic discharge (ESD) damage.

8. Troubleshooting

This section addresses common issues you might encounter with the EC200U-EU module.

8.1. No Network Connection

• Check SIM Card: Ensure the (U)SIM card is correctly inserted and has an active data plan.
• Antenna Connection: Verify that the MAIN antenna is securely connected.
• Driver Installation: Confirm that all necessary drivers are installed correctly for your operating system.
• APN Settings: Double-check that the APN settings are correctly configured for your mobile network operator.
• Signal Strength: Check the cellular signal strength using AT commands. If the signal is weak, try relocating the device or using a higher-gain antenna.
• Module Recognition: Ensure the module is recognized by the host system (e.g., visible in Device Manager on Windows or lsusb on Linux).

8.2. GNSS Not Working

• GNSS Antenna: Ensure the GNSS antenna is connected and placed with a clear view of the sky.
• Software Configuration: Verify that GNSS functionality is enabled and configured correctly in your application or via AT commands.

8.3. Module Not Detected by Host

• Physical Installation: Re-check that the module is fully seated in the Mini PCIe slot and secured.
• Power Supply: Ensure the host device is providing adequate power to the Mini PCIe slot.
• Driver Issues: Reinstall or update the drivers.

9. User Tips

• External Antennas: For optimal performance, especially in areas with weak signal, consider using high-quality external antennas for both MAIN and GNSS connections.
• Power Management: Implement proper power management strategies in your application to optimize power consumption, especially for battery-powered devices.
• Development Resources: Utilize Quectel's extensive documentation, including datasheets, hardware design guides, and AT command manuals, for in-depth development and integration.
• Testing: Thoroughly test the module's functionality in your specific application environment before deployment.

10. Warranty and Support

For warranty information, technical support, and access to the latest documentation and software, please refer to the official Quectel website or contact your authorized distributor. Keep your purchase records for warranty claims.