Start To Use - SimPal -T420 User Manual

● The "#" symbol must not be ignored when typing an SMS command.
● No allow any space within the commands.

3.1 Start to use

▪ Installed SIM card to SimPal-T420 GSM power socket; you will see a SIM card slot at the
side, make the SIM card metal contact upside and hardly push the SIM card until SIM card
fixed.
▪ Insert the temperature sensor into the I/O port until it is seized.
Power on:
1. Plug the SimPal-T420 in an AC power socket.
SimPal-T420/T20 4G POWER SOCKET USER MANUAL
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