ViaSat VMBR-1520, Installation, Operation And Maintenance Manual, Page: 34 / 88

VMBR-1520 Mobile Broadband Router Installation, Operation, and Maintenance Guide
Preparation for Use and Installation
1075152 Rev. 001
2-16
2.3.3.5 ACU Data Connections
The VMBR-1520 interfaces with the ACU Ethernet network via the ACU
ENET port (J7).
Connect a CAT5 Ethernet cable between the end user Ethernet network
Router and the modem’s USER ENET port (J8). Refer to Table 2-6 for
pin descriptions.
Table 2-6. ACU ENET Port (J7) Pin Descriptions
Pin Signal Description
1 TX+ Transmit Data +
2 TX- Transmit Data -
3 RX+ Receive Data +
4 N/C --
5 N/C --
6 RX- Receive Data -
7 N/C --
8 N/C --
2.3.3.6 BUC Power Connections
The VMBR-1520 provides a switch on the rear panel allowing the user
to select the proper BUC power to the BUC. User can select (1) No BUC
power (0 VDC), (2) 18 VDC at 1 A, or (3) 24 VDC at 4 A.
2.3.3.7 Input Power
The VMBR-1520 accepts universal AC input through the AC PWR port
(J1). Each modem is shipped with an AC power cord for use in North
America.
1. Make sure all wire and cable connections are correct and securely
attached.
2. Connect the power cord to the IEC 320 receptacle (J1) on the rear of
the modem and plug the other end into the power source. Do
NOT
turn on power to the modem until told to do so.
3. √ After the above steps are successfully completed, initial the table
in Appendix B.
2.3.4 Additional Equipment
Refer to Vendor documentation for installation procedures of any
additional equipment that is not provided by ViaSat
®
but is still
required for proper operation of the system. This includes antenna
configuration and alignment to the vehicle.
Note Continue with Section
3 for initial setup and
configuration.
Note The end user is
responsible for interfacing
the ACU Ethernet network
to the unit.