Nortel Networks NN43001-301 - Manual (Page 266)

266 2.0 Mb PRI implementation
From:
50-pin MDF
connector To:
Transmit coax
connector To:
Receive coax
connector To:
50-pin MDF
connector
pin 24 — Inner conductor —
pin 49 — outer conductor —
pin 21 — — pin 49
pin 46 — — pin 48
Install the NTBK50 PRI card
The NTBK50 serves as a motherboard to the NTAK20 clock controller,
and either the NTBK51 Downloadable D-channel handler or the NTAK93
D-channel handler.
The steps required to install PRI are as follows:
Step Action
1 Inspect the PRI card and daughterboards.
2 Set the switches on the PRI card.
3 Mount the daughterboard(s) on the PRI card.
4 Insert the PRI card in the Small System main cabinet or Media
Gateway and any IP expansion cabinets.
5 Connect the cables.
—End—
Each step is described in the pages that follow. The PRI hardware
installation procedure is the same regardless of the type of system at the
far-end.
Procedure 41
Inspecting the NTBK50 circuit card
Step Action
1 Locate the NTBK50 2.0 Mb circuit card plus associated
daughterboard(s) and carefully remove them from their packaging.
2 Inspect the circuit cards for any visible damage that occurred during
shipping.
—End—
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
Copyright © 2003-2007, Nortel Networks
.