MINI-LINKEandEMicro
2.2.4.4 Repeater Site (1+0 or 1+1)
The r epeater site basically comprises two terminals, back-to-back. The two
radio units are connected by using two MMUs in the same access module
without any exter nal cables.
4496
Figure 18 A 1+0 repeater site
Drop/Insert
If one or more traffic s ignals are to be dropped and/or inserted at the repeater
site, this can be accomplished either directly at the MMUs, provided that MMUs
with 2 Mbit/s interfaces are selected or by including an SMU on the site.
An SAU can be added to the AMM to provide additional alarm and control
interfaces, service channels and other customer specific applications.
2.2.4.5 Ring Protection
An MXU added to the AMM enables ring protection. For further information,
see Section 7.2 on page 115.
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AE/LZT 110 2012 R8C 2002-03-04
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