User's Manual

Ericsson Internal
INSTALLATION INSTR. 33 ( 37 )
/ XKUEMHU 50/1531-LZA 701 0001 Uen
CBC/ XRX ( Jan-Erik Thillberg) 2009-03-09 C
Prepared (also subject responsible if other) No.
Approved Checked Date Rev Reference
5.
Fit the PSU-AC cover into
position and tighten the captive
screws to a torque of 1 Nm,
using a torque driver fitted with
a Torx bit T20.
K000252B
6.
Connect the other conductors of the DC power cable to the RRU-N.
See Page 21 for more information.
6 Optional Installation External Hybrid Combining Unit
The RRU-N should be equipped with External Hybrid Combiner Unit (EHCU)
to achieve the combined configuration. The EHCU can be ordered as an
optional part.
Note: The antenna system must have been tested. For more information,
see Verifying Antenna Systems, 1/1532-LZA 701 0001.
6.1 Mounting EHCU
The EHCU can be mounted indoor or outdoor, either on a wall, on a pole or on
a cable ladder. The four mounting hooks also make it possible to mount the
unit on a double or triangular mounting bracket.
This section describes how to mount the external EHCU on a wall, a pole, or
a mast.
6.1.1 Mounting on a Wall or other Flat Surface
To mount the external EHCU on a wall or other flat surface, perform the
following steps: