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3
4
Remove NTBK51AA/NTBK51CA and NTAK93AB daughterboards
The NTBK51AA/NTBK51CA and NTAK93AB daughterboards can only be
removed after they are disabled in the software (LD 96 for PRI loops or LD
75 for DPNSS/DASS loops). Gateway ports in the E1/T1 card must also
be disabled. To remove the daughterboards, follow the steps in
5 "Removing NTBK51AA/NTBK51CA and NTAK93AB daughterboards
from an E1/T1 card" (page
Procedure 5
Removing NTBK51AA/NTBK51CA and NTAK93AB daughterboards from an
E1/T1 card
Step
1
2
3
4
Install an E1/T1 expansion daughterboard
The PRI Gateway supports a base of four spans in the E1/T1 card.
However, you can upgrade to eight E1/T1 spans by adding an expansion
daughterboard.
Media Gateway 1000E PRI Gateway Installation and Commissioning
Make sure the daughterboard is mounted to the appropriate
socket in the E1/T1 card and matched with the configured spans
(either upper left, upper right, lower left, or lower right). If a DCH
is present, the LED marked DCH lights up.
Enable the PRI (LD 60) or DPNSS/DASS loop (LD 75).
Enable the DCH interface (LD 96 for PRI or LD 75 for
DPNSS/DASS).
The DCH LED then flashes three times.
57).
Action
Change the removed E1/T1 span configuration to not defined
through the E1/T1 card Web-based System Setting.
Remove the E1/T1 card and dismount the required
daughterboard from the proper place (associated with the
disabled span or spans).
Insert the E1/T1 card back into the lower slot.
Re-enable the other E1/T1 spans (LD 60 for PRI loops or
LD 75 for DPNSS/DASS loops) and associated D-channels
in the system software (LD 96 for PRI loops or LD 75 for
DPNSS/DASS loops).
Nortel Communication Server 1000
NN43041-311 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
Install an E1/T1 expansion daughterboard 57
--End--
--End--
Procedure
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