GTM-204M-4G Series User’s Manual v1.1ITable of Contents1. Introduction ............................................................................... 12. Hardware Specifications ........................................................... 23. Hardware Appearance ............................................................... 43.1 View of the GTM-204M-4G Panel ......................................................... 43.2 Pin Assignments .................................................................................... 43.3 LED Indicators ....................................................................................... 54. Hardware Wire Connection ....................................................... 64.1 Reset Wire Connection ......................................................................... 64.2 Installation ............................................................................................. 74.3 Quick Test ............................................................................................. 84.3.1 Hardware installation ................................................................... 84.3.2 Software installation (Hyper terminal).......................................... 95. GPRS Connection .................................................................... 145.1 XPAC-8000 (Microsoft Windows XP) .................................................. 145.1.1 GTM-204M-4G Hardware Requirement .................................... 145.1.2 Create a New Modem ............................................................... 155.1.3 Create a New Dial-up and Networking Connection ................... 216. USB Driver Installation ............................................................ 296.1 XPAC-8000 (Microsoft Windows XP) .................................................. 297. Revision History ...................................................................... 37