13
2.
Insert and Remove SIM1/SIM2 Card
(1)
Before inserting or removing the SIM card, ensure that the power has been turned off and
the power connector has been removed from 4G/LTE Router.
(2)
Insert the Micro - SIM card into the push-push Sim card holder by following instruction.
SIM1 (chip side down)
SIM2 (chip side up)
(3)
Insert the SIM card with the contacts facing up and align it properly into the drawer. Make
sure your direction of SIM Card and put it into the tray.
(4)
Slide the drawer back and locks it in place.
Note:
l
Please make sure the insert direction is correct first. When pulling the Micro-SIM card from the
tray by incorrect direction, the chip card or the tray might be damaged.
l
Please turn off your router before insert or remove the SIM card.
2.5
DIP Switch
Switch 1 and 2 set the pull high/low resistor
Switch 3 enables or disables the termination resistor
2.6
External Antenna
Each unit has two antenna connectors (SMA), MAIN and AUX. Connect the antenna to MAIN when you
have only one antenna. Please tighten the connecting nut properly to ensure good connection.
Pull High (510 ohm) /
Pull Low (510 ohm) Bias Resistor
SW 1 (Pull Low)
SW 2 (Pull High)
Enable
ON
ON
Disable (Default)
OFF
OFF
Termination Resistor (120 ohm)
SW 3
Enable
ON
Disable (Default)
OFF
A built-in 120 ohm terminal resistor can be activated by DIP
switch. Pull high or Pull low resistor adjustments are also
available. It improves the communication on
RS-485 networks for
specific application.
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