4. VT330 and Accessories
VT330 Main Unit
5 First Use
5.1Install SIM Card
Check that the SIM has not run out of credit
(test the SIM in a phone to make sure it can
send and receive SMS);
Before installing the SIM card, turn off the
power for VT330
Then install the SIM card as following
6P I/O Cable
Relay
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