User Manual

AS4000 Access Concentrator

Installation and Commissioning

DLP 004

605-0000-453

Issue 1.2dr Date 7/02/00

Page 2 of 4

2. Card Insertion

Insert the cards into the shelves, recording the serial numbers and revision status in the

test form. See DLP007. The actual cards provided will depend upon the customer

configuration.

a) The load Sharing PSUs go in slots 1&2.

b) The Shelf Controller goes in slot 3.

c) All other slot positions are configurable via Sitespan.

d) 3 CTUs are supported. Each CTU supports 4 CT modem shelves. Each CTU may

be cabled for four 120Ω E1s or four 75Ω E1s.

e) 8 XTUs are supported. Each XTU may be cabled for eight 120Ω E1s.

f) CU cards may go in any unused slot. (slots 15& 16 are preferred as they have no

E1 connections.

g) Slot 17 is available for card redundancy using a spare TU8 card, any other slot E1s

may be routed to this slot by relay operation.

Figure 13 and Figure 14 below show typical card installation for V5.1 and V5.2

applications.

PSU1

XTU

Spare

Sp TU8

PSU2

CTU

XTU

Figure 13. Typical Card set for V5.1