Note: Before you begin, please ensure your SIM is successfully activated in the Hologram Dashboard.

For general instructions on sending AT commands to a device click here.

Modem, Module, & SIM Diagnostic Procedure

Using your favorite terminal program (Screen, Teraterm, Putty, GTKTerm, etc.), do the following:

1) Run the following commands and record their outputs

2) Run the following command until the response reads something other than +CSQ: 99,99. You might need to move your device to get better reception.

3) Run the following commands and record their outputs. Note, the last command, below, may take up to 3 minutes to complete.

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