Andrew ION-B Series, Руководство пользователя

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176 ION-B User Manual
Appendix A: System Commissioning
The following fl ow charts are a quick reference for the ION-B ® system installation and
commissioning.
The fi rst fl ow chart (see Fig. A.1) highlights the main steps for system installation and
commissioning starting from the equipment unpacking up to the check of the coverage and call
quality.
start
end
Try the so-called “walk-test” so as to
verify the DL coverage, and make a
call so as to verify the quality
Try to identify the problem through the ION-B supervision
system (if present). Alternatively, you can use the LMT
application (please refer to LMT user manual) or follow
the corresponding troubleshooting procedure (pages).
If the problem persists, contact the manufacturerr..
Unpack the
equipment
Calculate the UL and
DL attenuation values
(using BriteTool
application)
Are there any
boxes left?
Is the ION-B system
working properly?
Install and cable
the master unit
Install and cable
the remote units
(see flow chart
on pict.29)
Set the TBSI module
with the UL and DL
attenuation values
Check the DL levels
through a spectrum
analyzer
Start up the the
system (see flow-
chart on pict.30)
Are the RF coverage
and the quality of the
calls ok?
Check the design of the system,
Contact your system engineer if
the project seems to have
some discrepancies.
Yes
Yes
Yes
No
No
No
Picture A.1: Flow-chart describing the main istallation and commissioning steps