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With FMC640 two external devices can be connected with RS232 to the device.
With FMC125 one RS232 or one RS485. Only one device can be used with FMC125
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Q: How to update his device with CAN-Control?
A: send to the device those SMS commands:
lvcanreset
lvcanrefresh
When the CAN adapter logo will be visible in Fota Web, update the CAN adapter using Wiki Instructions:
https://wiki.teltonika-gps.com/view/CAN_Adapter_update
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Q: Is it possible to turn on/off via configurator when the device is connected to USB/Charger
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