Hardware Test

Battery voltage

Lets begin by reading the battery voltage. That's the lipoly battery. This is handy if you need to track when the battery is low! type b into the command window and hit Send

You'll see a print-out of the battery voltage in mV, so in this case its 3.726V

Check SIM CCID

You can verify that the SIM is inserted and correct by reading the CCID, which is the unique identifier printed on it with C

This guide was first published on Jul 02, 2014. It was last updated on Nov 19, 2018. This page (Hardware Test) was last updated on Feb 10, 2016.