ICP DAS USA GTM-203M-3GWA Quick Start

Brand: ICP DAS USA

Model: GTM-203M-3GWA

Category: Modems

Type: Quick Start

ICP DAS USA GTM-203M-3GWA is a versatile and powerful 3G communication module that enables seamless wireless connectivity for various industrial applications. With its advanced capabilities, it offers a range of benefits:

3G Wireless Communication: Connect to 2G/3G cellular networks, providing reliable and fast data transmission for remote monitoring and control tasks.
Industrial-Grade Design: Built to withstand harsh industrial environments, ensuring durability and reliability in demanding conditions.
AT Command Interface: Utilize the industry-standard AT command set for easy configuration and control of the module's functionality.

3G Wireless Communication: Connect to 2G/3G cellular networks, providing reliable and fast data transmission for remote monitoring and control tasks.
Industrial-Grade Design: Built to withstand harsh industrial environments, ensuring durability and reliability in demanding conditions.
AT Command Interface: Utilize the industry-standard AT command set for easy configuration and control of the module's functionality.

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GTM-203M-3GWA

Quick Start

1 Product Check List

The package includes the following items：

 One GTM-203M-3GWA hardware module

 One Quick Start (this manual)

 One companion CD

 One USB Type A to Type B connector cable (CA-USB18)

 One 2G/3G antenna (ANT-421-03)

 Screw Driver

2 Related Documents and Software

2.1 Documents

 User Manual：GTM-203M-3GWA_User’s Manual.pdf

 Quick Start：GTM-203M-3GWA_QuickStart.pdf

 CD: \napdos\3g_modem\gtm-203m-3gwa\manual

 http://ftp.icpdas.com/pub/cd/usbcd/napdos/3g_modem/gtm-203m-3gwa/manual

2.2 USB Driver

 http://ftp.icpdas.com/pub/cd/usbcd/napdos/3g_modem/gtm-203m-3gwa/software/d

river/

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3 Hardware Installation

3.1 View of the GTM-203M-3GWA Panel

3.2 Pin Assignments

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3.3 Installation

3.4 Reset Wire Connection

Input Type

Reset State ON

Reset State OFF

Reset

Input

Reset Input

ON Voltage Level

+3.5 V

~ +30 V

OFF Voltage Level

+1 V

max.

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4 USB Installation

Step 1: Double Click “GTM-203-3GWA USB driver V1.00.exe” to install the driver.

Step 2: Click “Next” until finishing installation.

Step 3: Connect the USB of GTM-203M-3GWA with the PC.

Step 4: The “Found New Hardware Wizard” window will pop-out. Please click “Next” until

finishing installation.

Step 5: Finish the all install steps. Please open “Device manager”, and you will found new 8

items in your computer.

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5 Quick Test

Step 1: Start → All Programs → Accessories → Communications → Hyper Terminal →

Input new connection name → Click “OK” → Select “GTM-203-3GWA AT command Port”

for USB or your PC serial port for RS-232 communication → Click “OK”

Step 2: File → Properties → Settings → Click “ASCII Setup…” → Select “Echo typed

characters locally” → Click “OK”

Step 3: Input “AT” and press “Enter”, then you will receive “AT OK”.

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6 Create a New Modem

Step 1: Control Panel → Double-click “Phone and Modem Options” → Modem → Click

“Add”

Step 2: Select “Standard Modem Types” → Select “Standard 19200 bps Modem” → Click

“Next”

Step 3: Select your COM Port to connect to the GTM-203M-3GWA → Click “Next” → Click

“Finish”

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Step 4: Control Panel → Double-click “Phone and Modem Options” → Modem → Select

“Standard 19200 bps Modem” → Click “Properties” → Modem → Maximum Port Speed

→ 115200

Step 5: Advanced → Extra initialization commands

Note: GPRS’s APN must be provided from your Telecom. CO., LTD.

For example in Taiwan: AT+CGDCONT=1,”IP”,”INTERNET”

For example in China: AT+CGDCONT=1,”IP”,” CMNET”

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Step 6: Diagnostics → Query Modem → Click “OK”

Note: If user queries modem that gets an Error, Please try again.

7 Technical Support

If you have problems about using the GTM-203M-3GWA, please contact ICP DAS

product support.

Email：[email protected]

GTM-203M-3GWA website：http://m2m.icpdas.com/gtm-203m-3gwa.html

ICP DAS USA GTM-203M-3GWA Quick Start

Brand: ICP DAS USA

Model: GTM-203M-3GWA

Category: Modems

Type: Quick Start

3G Wireless Communication: Connect to 2G/3G cellular networks, providing reliable and fast data transmission for remote monitoring and control tasks.
Industrial-Grade Design: Built to withstand harsh industrial environments, ensuring durability and reliability in demanding conditions.
AT Command Interface: Utilize the industry-standard AT command set for easy configuration and control of the module's functionality.

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report

ICP DAS USA GTM-203M-3GWA Quick Start

ICP DAS USA GTM-203M-3GWA Quick Start

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