How to Use Your CDMA Mobile to GSM SIM

Posted by freemexy on July 10th, 2019

How to Use Your CDMA Mobile to GSM SIM GSM, or Global System for Mobile Communications, and CDMA, or Code Division Multiple Access, are the two major types of wireless telecommunication standards used by mobile devices around the world. Many mobile devices are designed to work on either the GSM network or the CDMA network. You cannot use a GSM SIM card in a mobile device that is designed to work exclusively with CDMA because CDMA and GSM are two different technologies. However, you can use a GSM SIM card in a mobile device which incorporates both CDMA and GSM technology. Check your phone's specifications to see if it has this capability.cdma fixed wireless phone Step1 Turn off the cell phone. Step2 Release the phone's battery cover lock and lift the battery cover off the phone. Very often pressing down on a phone's battery cover, while at the same time pushing forward on the cover, will release the cover's locks. On some cell phone models, however, there may be a button, latch or switch that releases this lock.