VT790 / LTE slot modem (legacy)

Product page: https://vutlan.com/modems/155-vt790-lte-slot-modem.html

Datasheet page: https://vutlan.atlassian.net/wiki/spaces/DEN/pages/2309947438/VT790+LTE+modem

Usage

Allows to receive and send messages (2G, 3G). Provides Ethernet over LTE (4G). Can be installed in VT960i v2, VT960ii v2, VT960iDC monitoring systems.

Inventory

Description

4G LTE slot modem for Vutlan monitoring units. Allows to receive and send SMS messages. Provides Ethernet over 4G LTE. Power cycling is an embedded function.

Panel

"Auxiliary" - Connector, used when the modem is installed inside of the appliance to connect the LTE auxiliary antenna. The additional antenna helps to strengthen the signal level. ( Auxiliary LTE antenna is supplied together with the modem).
"Status" - displays modem status. Blinking = working.
"SIM card" - SIM card slot with an injector.
"antenna" - Connector, used when the modem is installed inside of the appliance to connect the GNSS antenna
"Main antenna" - Connector, used when the modem is installed inside of the appliance to connect the LTE main antenna. ( The main antenna is supplied together with the modem).

Installation

You can install the modem while the system is turned On. You may wait up to 3 minutes until the Telecom operator information is renewed.

Step 1		1.1 Unscrew the two screws holding the front panel called “Modem slot”. Keep the screws, you will need them in Step 3. 1.2 Take the panel out and put it away.
Step 2		Plug the modem as shown on the picture into the opening. The board should slide into the guide rails (marked as “1”) and plug into the jack (marked as “2”).
Step 3		3.1 Use the screws we unscrewed earlier and screw them in clockwise, securing the new modem in place. 3.2 Plug in the SIM card. The SIM card slot has an injector.
Step 4		4.1 Screw the main LTE antenna into “Main” antenna” jack. 4.2 If you want to strengthen the signal, you can plug the second auxiliary antenna into “Auxiliary” jack.
Step 5		You are ready to go! Turn on the system.