User Manual

AS4000 Release3 and Release 4 Central
Terminal Installation and Commissioning
DLP-009
605-0000-432
Issue 1.3a Date 18th October 1999
Page 7 of 8
4.3. Installation of card sets when providing Modem Shelf 2 or 4
When installing cards into an existing installation the power is already connected and
the cards should be inserted in the order listed below.
A) Install the RF and Modem Shelf card set
Insert the following cards into the Combining Shelf:-
• 1 x RF Card (RF)(in slot 2 for modem shelf 2 or slot 4 for modem shelf 4)
Insert the following cards into the Modem Shelf:-
• 1 x Shelf Controller Card (SC)
• 1 x Analogue Card (AU)
• 1 x Tributary Card (TU) The Tributary unit DIL Switches should be set as
in Figure 28.
Note: Test Modem
A ‘test modem’ is also required. Any modem card supplied with the equipment will
suffice for this purpose. 3.4-3.6GHz Band installations will require two modem cards.