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Chapter 2 - Installation Guidelines
The matching power connector to be used is Amphenol D-type power P/N
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177TWA/3W3/SP3Y with high power socket contacts P/N 17DM53744-1.
Connect the cable to the power connector as follows:
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¯
¯
¯
Attach suitable terminal rings to the side that connects to the power source.
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2.3.3
Installing the ODU Power Feeder
The ODU Power Feeder should be installed as close as possible to the location
where the IF cable(s) enters the building. The location of the ODU Power Feeder
should take into account its connection to the power source and to the Base
Station equipment.
To install the ODU Power Feeder:
The panel is supplied with blank covers. Release the nuts on the rear side of
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the panels to remove the blank cover(s) you want to replace with ODU Power
Feeder module(s). Attach the ODU Power Feeder module(s) to the panel using
the four screws supplied with each module.
Place the panel with the ODU Power Feeder module(s) on a shelf/desk or
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install it in a 19" cabinet, next to the Base Station equipment. For installation
in a 21" cabinet, attach suitable ETSI rack adapters to the chassis.
Connect one end of a grounding cable to the grounding screw located on the
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rear panel of each ODU Power Feeder module and firmly tighten the grounding
screw. Connect the opposite end of the grounding cable(s) to a ground (earth)
connection or to the cabinet, if applicable.
Connect the IDU connector(s) to the appropriate ODU connector(s) of the
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AU-IDU(s) using the short (0.5 meter) IF cables supplied with the module.
Connect the power cord to the ODU Power Feeder's DC socket, located on the
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rear panel. Connect the other end of the power cord to the -48 VDC power
source.
Connect the IF cable(s), that should already be connected at the other end to
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the AU ODU-HP(s), to the appropriate ODU connector(s). To avoid
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Pin 1 (RTN): Red (10 AWG min wire)
Pin 2 (-48V): Black (10 AWG min wire)
Pin 3 (
): Ground (shield) (10AWG-20AWG wire)
Installation
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