Proxim AP-4000MR-LR Quick Install Manual page 11

Caution!.
The.sealing.nut.(A).must.not.be.tightened.until.the.sealing.cap.(C).
over the RJ45 connector has been tightened to the unit during final
installation;.otherwise,.the.Ethernet.cable.may.twist.and.become.
damaged.
Notes:.
▪ The.cable.must.feed.through.all.parts.of.the.weatherproof.cap.before.the.
RJ45.is.crimped.on.the.outdoor.Ethernet.a.cable..
▪ The.cable.between.the.power.injector.and.the.unit.must.be.a.straight-
through.Ethernet.cable.(without.crossover).
▪ Due.to.variance.in.CAT5.cable.diameter,.termination.techniques.of.the.
installer,.and.the.application.of.proper.tightness.of.the.connectors,.it.
is.strongly.recommended.that.the.CAT5.cable.connector.and.the.serial.
connector cap are further secured by external weatherproofing (in addition
to the antenna N connector, where applicable). Butyl weatherproofing tape
is.the.preferred.material.for.securing.any.external.connector.
4. Attach.the.mounting.plate.(A).using.the.provided.screws.and.washers.
(Torque 9 N∙m/75 in-lbs), such that the unit's antenna will be vertically or
horizontally.polarized.when.mounted..
5. Attach.the.extension.arm.(B).to.mounting.piece.(A).with.the.screw,.nut,.
and.washers.provided,.as.shown.below..The.extension.arm.gives.the.unit.
more.possible.tilt,.letting.you.adjust.for.azimuth.or.elevation.over.a.larger.
angle.
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