MAINTENANCE GUIDE
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Antenna Control Unit Maintenance Guide
10000025991 | Revision 2 | November 2021 | © Radio Frequency Systems 2021
9
3.3.1: Checking link lines
The adaptor device has to be connected to the AISG port “IN” for an ACU of the ACU-A20 family, or “
IN A
” (or
“
IN 1
”)
for every ACU device, excluding the ACU-A20 family. Once the adaptor is plugged into the ACU, And
the NEM software is opened on the computer:
Please refer to
NEM-ALD-W User’s Manual
page 8.
Check that the RFS ACU is detected:
o
Please check the port used by NEM software.
o
Check whether the adaptor power supply is normal.
o
Check that the adapter is properly connected to the ACU.
o
If nothing is still detected, replace the ACU device with a new one.
3.3.2: Configuring the ACU device
This step allows you to load the antenna configuration to the ACU device. A preparation step (§3.3.2.1) must
be done before going on-site: it consists in recovering the antenna configuration files to upload on-site to the
ACU device. Once done, the antenna configuration can be done on-site, as described in §3.3.2.2.
3.3.2.1: Preparation Step
This step allows a user to get the antenna configuration files that have to be uploaded to an ACU device on-
site.
IT MUST BE DONE BEFORE GOING ON-SITE
.
Load the .
acu
or .
sha
of the antenna. Those files are included in the RFS Datapack, and can also be
downloaded from the RFS website at:
https://www.rfsworld.com/articles/technical-support/ret-
antenna-configuration-files
