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HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential

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Change Coupler Polarization

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CONTENT

Change Coupler Polarization

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Hybrid Coupler

Hybrid Coupler (Waveguide Interface)

Main interface

Standby interface

Vertical polarization.

Can change.

Horizontal polarization.

Cant change.

Horizontal polarization.Cant change.

Antenna interface

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Hybrid Coupler

Hybrid Coupler (Waveguide Interface)

Interface Factory Pre-Set

Polarization Mode

Method of changing

Polarization

Hybrid

Coupler

Antenna Interface Vertical Rotating the transition.

Main interface Horizontal Cant change.

Standby interface Horizontal Cant change.

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Change Coupler Polarization

Antenna Interface Factory Pre-set: Vertical Polarization

The side with label, should be up.Arrow Indicator

V

H

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Change Coupler Polarization

Judge whether to change the polarization Only horizontal mode used in the microwave plan document, it will be necessary to

change coupler polarization mode.

Read

Plan Document

Polarization: V

Polarization: H

Only check, Not

Change Polarization

Check and ChangePolarization

Get polarization information

from Plan Document.

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Change Coupler Polarization

Vertical Polarization Horizontal Polarization1. Remove M3 Screw.

2. Pull out vertical polarizer unit.

3. Install horizontal polarizer unit.

4. Re-install M3 screws.

Horizontal

polarizer unit

Vertical

polarizer unit

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Change Coupler Polarization

Vertical Polarization Horizontal PolarizationLoosen the screws by hex

key wrench and remove the

polarization part;

Remove the vertical

polarization converter fromthe polarization part;

1

2

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Change Coupler Polarization

Vertical Polarization Horizontal Polarization

Replace the vertical polarization converter with the horizontal polarizer

and connect to the polarization part;

3

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Change Coupler Polarization

Vertical Polarization Horizontal PolarizationConfirm the interface of the polarization

part is the same as coupler, then insert

the polarization part into the antenna

interface of the coupler;

Confirm the arrow on the polarization

part points to "H",and fix the two screws

on the polarization part by hex key

wrench.

4

5

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Change Coupler Polarization

Vertical Polarization Horizontal Polarization

Before changing (Factory pre-set) After changing

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