Replacing The Ntak03 Tds/Dtr Circuit Card; Replacing The Ntak79 Or Ntbk50 2.0 Mb Pri Card - Nortel Communication Server 1000E Maintenance Manual

144 Replacing equipment
6

Replacing the NTAK03 TDS/DTR circuit card

Procedure 30
Replacing the NTAK03 TDS/DTR circuit card
Step
1
2
3
4
5
6

Replacing the NTAK79 or NTBK50 2.0 Mb PRI card

NTAK79 and NTBK50 2.0 Mb PRI cards can be installed only on the MG
1000T platform.
Procedure 31
Replacing the NTAK79 or NTBK50 2.0 Mb PRI card
Step
1
If the following circuit cards were previously disabled, enable
them in the following overlays:
SDI
LD 48
DCHI
LD 96
Action
Disable the SDI ports in LD 48.
Disable the TDS channels and Digitone Receivers in LD 34.
Hold the TDS/DTR circuit card by the lock latches, unlock the
latches, and slide the circuit card out of the Media Gateway.
Hold the replacement TDS/DTR circuit card by the lock latches
and slide it into its assigned slot until it connects with the
backplane.
Secure the lock latches on the circuit card.
Enable the SDI ports, TDS channels, and Digitone Receivers in
their respective overlays.
Action
If the card is an NTAK79, or is an NTBK50 with the NTAK93
DCHI daughterboard attached, disable the associated D-channel
using the following overlay and commands:
LD 96
If the card is an NTBK50 with the NTBK51 DDCH daughterboard
attached, disable the associated downloadable D-channel using
the following overlay and commands:
Nortel Communication Server 1000
Communication Server 1000E Maintenance
NN43041-700 04.01 4 June 2010
Copyright © 2004-2010 Nortel Networks. All Rights Reserved.
--End--
--End--
DIS DCH X