TriPoint VertexRSI 7200, Руководство по эксплуатации и обслуживанию

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INST ALLA TIO N
4 - 2 2
7. The 4-ax i s Systems has a 4th A x i s that i s part of the Feed A ssemb l y. There are
many d i fferent vers i ons for the feed arrangement so a separate A ppend i x w ill
exp l a i n the 4th A x i s w hen needed.
If any of the li m i t s w i tches do not operate i n the manner descr i bed above i n steps 1
through 4, d i scont i nue operat i on of the system unt il the prob l em i s c l eared. L i m i t
c i rcu i t prob l ems can usua ll y be traced to a w i r i ng error bet w een the s w i tch and
dr i ve cab i net.
A fter ensur i ng proper operat i on of a ll li m i ts, set the li m i t stops for each ax i s to
ensure c l earance of a ll obstruct i ons w h il e a ll o w i ng on l y the necessary tota l antenna
trave l i n each ax i s.
4.4.1.5 AZ a nd E L Sp ee d Ad j ustm e nts
Lo w and h i gh-speed dr i ve rates for the A Z and EL axes are preset parameters i ns i de
each dr i ve.
Set the dr i ve cab i net M AIN T/REM O TE s w i tch to REM O TE to transfer contro l to the
7 2 0 0 A C U.
Refer to Sect i on 5.0 of th i s manua l for operat i on of the 7 2 0 0 A C S.
4.4.1.6 S e tt i ng B eac on S i gn a l Le v e l a nd S l op e
See Tab l e 5-6 C a li brate Track i ng S i gna l for add i t i ona l deta il s.
1. A d j ust the antenna for max i mum beacon s i gna l l eve l .
2. Se l ect menu i tem C a li brate Track i ng S i gna l
3. Set the 0 dB po i nt.
4. Move the antenna off the target 3 dB and set the -3 dB po i nt.
The system shou l d no w be ready for s i te acceptance tests.