User Manual

AS4000 Operations and Maintenance
Section
605-0000-431
6
. Issue 1.6. Date3/2/99
DLP-013
Page 8 of 60 © Copyright Airspan Communications Corporation 1999
Figure 7-7. RF Gain Settings
8. Program the Test CRU with the correct code of the Modem circuit to be tested. The I & C
document for the Subscriber Terminal, describes in detail the procedure to be followed for
programming the Subscriber Terminal. (Type 2 PSU).
9. At the end of the programming sequence, allow the Test CRU to acquire an RF link. The RF
link has acquired when the Red, RF Link Fail LED is extinguished on the respective modem
under test and the small amber LED’s on the modem board are on.
10. Take the test phone off hook to achieve correct power levels.
11. It is not possible to maintain off hook conditions due to the system timing the phones out so
the off hook condition must be simulated
Using the site controller as follows:
a) Connect Sitespan to the modem shelf and configure the database.
b) Select the Analogue card view, reduce in size and move to the corner of the screen
so that the receiver gain adjustment may be manipulated
c) Open Subscriber View from the View option.
d) Ensure that the subscriber database is created for the installed Modems.
e) Use the cursor to highlight the subscriber line for simulated off hook.
f) Once the subscriber line is highlighted, use the cursor to select Test View under the
View option.
g) With the Test View opened, point and click the Reserved Line button. If the line is
in idle state the test menu will be displayed.