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AirLink MP595 / MP595W Modem User Guide
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Step 3 — Install the power harness
Inatypicalinstallation,theMPmodemisconnectedtothe
vehicle’sbatterywiththepowerharness.TheMPmodem
supportsavoltagerangebetween9
voltsdirectcurrent(VDC)
and36
VDC,andisdesignedforboth12VDCand24VDC
vehicleelectricalsystems.
Note: Electrical installations are potentially dangerous and should be
performed by personnel thoroughly trained in safe electrical wiring
procedures for vehicles.
Power connector
Note: Connector part numbers:
39-01-2040 or 39-01-2045. Pins
part number: 39-00-0039.
ThepowerharnessconnectstotheMPmodemwithaMolex
connector.
Power connector (Molex) pinouts
ThepinoutsfortheMolexconnectoronthepowerharnessare:
Figure 3-6: Pinouts for the power harness.
Thebattery(red)andignitionsense(white)wiresinthepower
harnessinclude5
Afuses.Theblackgroundwireisnotfused.
(
See“Groundthepowerharness”onpage34.)Replacement
powerharnessesareavailablefromSierraWireless.
Note: The battery cable used for a car, truck, or other mobile
connection must be less than 3 meters in length.
Vehicle installation
ThissectionappliestoinstallingtheMPmodeminavehicle.If
youareinstallingitinanoffice,see
“Officeinstallation”on
page35.
White wire
(Ignition sense)
Red wire
(Battery)
Unused
Black wire
(Ground)