ICP DAS USA GTM-204M-4G User manual

GTM-204M-4G Quick Start v1.0 2016/06
1/6
GTM-204M-4G
Quick Start
1Product Check List
The package includes the following items：
One GTM-204M-4G hardware module
One Quick Start (this manual)
One companion CD
One USB Type A to Type B connector cable (CA-USB18)
One 2G/3G/4G antenna (ANT-421-04)
One GTM-203M-A audio module
Screw Driver
2Related Documents and Software
2.1 Documents
User Manual：GTM-204M-4G_User’s Manual
Quick Start：GTM-204M-4G_QuickStart
CD: \napdos\4g_modem\gtm-204m-4g\manual
http://ftp.icpdas.com/pub/cd/usbcd/napdos/4g_modem/gtm-204m-4g/manual
2.2 USB Driver
http://ftp.icpdas.com/pub/cd/usbcd/napdos/4g_modem/gtm-204m-4g/software/driv
er/

GTM-204M-4G Quick Start v1.0 2016/06
2/6
3Hardware Installation
3.1 View of the GTM-204M-4G Panel
3.2 Pin Assignments

GTM-204M-4G Quick Start v1.0 2016/06
3/6
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 VDC ~ +30 VDC
OFF Voltage Level
+1 VDC max.

GTM-204M-4G Quick Start v1.0 2016/06
4/6
4USB Installation
Step 1: Double Click “GTM-204-4G USB driver V1.00.exe” to install the driver.
Step 2: Click “Next” until finishing installation.
Step 3: Connect the USB of GTM-204M-4G 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.

GTM-204M-4G Quick Start v1.0 2016/06
5/6
5Quick Test
Step 1: Start →All Programs →Accessories →Communications →Hyper Terminal →
Input new connection name →Click “OK” →Select “GTM-204-4G 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”.

GTM-204M-4G Quick Start v1.0 2016/06
6/6
6How to install GTM-203M-A
Step 1:
Step 2:
7Technical Support
If you have problems about using the GTM-204M-4G, please contact ICP DAS product
support.
Email：Servic[email protected]m
GTM-204M-4G website：http://m2m.icpdas.com/gtm-204m-4g.html