Car GPS positioning tracker shows how offline
2, locator no cell phone signal. Dial the phone number through the phone locator, if the prompt can not be connected, not in the service area, this is the case. As far as possible to stop the car in a better signal environment. The positioner mounting position not too closed, do not have the metal of the block, installed on the car to rely on. In the underground garage, tunnel, remote occlusion and other areas without cell phone signal, will lead to the locator off line
Usually the following situations will lead to offline: 1, locator shutdown, power off. Dial the phone number through the phone locator, if prompted to shut down, this is the case. Check locator power supply line is not a problem, there is no power. Power supply voltage, current is not installed in the locator voltage, current range. Locator body on the three indicator is not completely bright.
3, the phone's mobile phone card arrears, or change the phone card package, Internet access is disabled. Details of the mobile phone operator consulting card (example: Mobile: 10086, China Unicom: 10010), consulting mobile phone card is not arrears, there is no open Internet access, Internet features have not come into effect, the package has not been changed. If it is a mobile phone card, be sure to open GPRS, access point must be cmnet. Mobile communication.
