Product Support

GSM light is flashing

T22 is trying to send a SMS but having a problem

• There may be no GSM Signal. Check with a mobile phone to see if there is a signal in the area or try to call the unit to see if you receive a ring tone.
• The network may be busy. Wait a few minutes for the message to get through.
• The account balance on the sim card may be at zero. Add credit to the account. Unit will recover on its own or you may send BOOT command to quickly recover.
• The phone number in the user list may be incorrect.

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• My T22 will not turn on

• My T22 will not respond to SMS

• I am unable to get my first location for more than 30 minutes, what could be the problem?

• The GPS light is on

• GSM light is flashing

• Tramigo Landmark Data (TLD) FAQ