User ManualTable of ContentsChapter 1 – Product Description and Specifications4Product Description4Safety4General Safety4RF Interference Issues4Installation Instructions for Hazardous Locations5Vehicle Safety5Maintenance of Your Modem5Your Responsibility5Package Contents5Specifications6Functions – GSM Modes6Electrical Characteristics7Antenna/RF Specifications7Interfaces8LEDs8RS232 15-Pin Connector Pinout8AT Command Information8Chapter 2 – Activation and Installation9Step 1 – Activate Your Wireless Account9Step 2 – Insert the SIM Card into the Holder9Step 3 – Hook up the Antenna, Serial Cable, and Power10Step 4 – Optional – Attach the Modem to a Flat Surface12Step 5 – Install the Modem Driver13Chapter 3 – Using Your Wireless Modem14Phone Numbers for the Wireless Modem14Examples of Useful AT Commands14Verifying Signal Strength14Checking Network Registration and Roaming Status14Checking the Modem’s Identity14Establishing a Voice Call15Establishing a Circuit-Switched Data (CSD) Connection15Answering a Circuit-Switched Data (CSD) Connection15Using Short Message Services (SMS)16SMS Examples17Internet Access19Connecting to the GPRS Network for Internet Access19Mobile PhoneTools21Chapter 4 – Troubleshooting and Frequently Asked Questions22Troubleshooting Examples22Frequently Asked Questions23Chapter 6 – Reference Information25Wireless Modem Reference Information25Data Cable Diagram – No Voice25Data Cable Diagram – with Voice26Fused DC Power Cable Dimensions26How to Change the Fuse26Appendix A – Warranty and Repairs27Appendix B - Waste Electrical and Electronic Equipment (WEEE) Statement29Size: 367 KBPages: 29Language: EnglishOpen manual