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EK280
Application Manual
83
−
Disconnect the modem
battery or the connection of
the modem supply of the
internal power supply from
X3, "Battery", of the modem
board:
Module with ECM-GW120
Module with ECM-2G UG350 or
ECM-3G-UU270
−
Open the cable gland of the short
antenna.
−
Remove the short antenna from the
housing. Be careful not to stretch the
antenna adapter cable when opening
the housing cover.
−
Unscrew the short antenna from the
antenna adapter cable.
−
Slide the cable gland nut over the
external antenna cable. Then feed the
cable into the housing via the cable
gland.