User's Manual
Table Of Contents
- toc
- VML750 — LTE Vehicular Subscriber Modem (VSM) Installation Guide
- Notational Conventions
- Required Documents for complete VSM Deployment
- Motorola Solutions Support Center
- Safety
- FCC Interference
- Legal Notice
- VML750 Description
- VML750 Installation
- Unpacking and Inspecting the Shipment
- Safety and General Information
- Planning the Installation
- Antennas
- Cables
- Mounting Brackets
- Modem Installation Process
- Antenna Mounting
- Modem Installation Procedure
- Cables Routing and Connection Procedure
- SIM Installation
- CryptR Card Removal and Installation
- Cap Installation
- Powering the Modem Up
- Troubleshooting the VML750
- Using the VML750
- Specifications
- Reference
- LTE & LMR Antennas Mounting Recommendations
- VML750 — LTE Vehicular Subscriber Modem (VSM) Installation Guide
VML750—LTEV ehicularSubscriberModem(VSM)InstallationGuideAntenna
CablesInstallation(MainandDiversity)forB20LTEonlyConfiguration
Procedure2-4HowtoInstallAntennaCables(MainandDiversity)(Continued)
2
ForWW AN2antennacableinstallation(twoidenticalantennasformainanddiv.):
1.ConnecttheantennatoWWAN2MainportontheVML750connectorpanel.
2.ConnecttheantennatoWWAN2Div.portontheVML750connectorpanel.
Donotusepliersoranyothermetallictoolfortightening.Handtighten
only!Fullytightentheantennacableconnectorandverifyitiswell
fastened.
AntennaCablesInstallation(MainandDiversity)forB20LTEonly
Configuration
Procedure2-5HowtoInstallAntennaCables(MainandDiversity)
1
Thecomboantennaisprovidedwiththreeflexiblecoaxialcables
comingoutoftheantennabottomside(twothreadsforinternalandGPS
areused).Two12ftcoaxialcablesarealsoprovidedinordertoconnect
betweentheinternalandGPSthreadsandthemodemconnectors.
ConnecttheinternalcableconnectortotheWWAN2DIVportontheVSM
connectorpanel.
ConnecttheGPScableconnectortotheGPSportontheVSMconnectorpanel.
BesuretoconnecttheRG-174cabletotheGPSconnector.
Formaservicelooptocontainanyexcesscablelength.Itisrequiredtoformthe
serviceloopfortheflexiblecablescomingoutoftheantennabottomnearthecable
exit.Theseserviceloopsshouldhaveaminimumbendradiusof1"(2.54cm).If
needed,formasecondserviceloopfortheexcesslengthofthejumpercablesnear
theVSMwithminimumbendradiusof3"(7.63cm).Useplasticcabletiesto
securethecable.
6802988C54-BJuly20142-17