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6.5 Antenna Connection
LTE Modem provides SMA connector to attach external antenna.
SMA connector is internally connected to main board though a 1.37mm, 50 ohms impedance and
100mm length pigtail, ended with u.FL connector.
Up-side position of SMA connector allows a small Stub antenna to be attached directly to SMA connector
and protected with low end cover for cable connections.
SMA INTERFACE SPECIFICATIONS
Impedance
50R
Type
SMA Female
ESD Protection
15kV air / 8kV contact
6.6 SIM Card
Internal main board provides a Push-Push type SIM Card socket.
SIM Card insertion and removal on LTE Modem is done through a card slot at connectors panel.
To insert SIM card, look at bellow picture for proper orientation.
To remove SIM card, push card slightly to release socket locking mechanism and let it be ejected.
SMA INTERFACE SPECIFICATIONS
Impedance
50R
Type
SMA Female