Insert The Ntak79; Connect The Cables - Nortel Meridian 1 Option 11C Manual

Switch SW4—Carrier Shield Grounding
This switch allows for the selective grounding of the Tx / Rx pairs of the
carrier cable. Closing the switch (down position) applies Frame Ground
(FGND) to the coaxial carrier cable shield, creating a 75¾ unbalanced
configuration. This applies only to the NTBK05CA cable.
Table 11
Switch SW4
Switch
SW 4-1
SW 4-2
Note: The usual method is to ground the outer conductor of the receive
coax signal.

Insert the NTAK79

Slide the circuit card into any unused card slot 1 through 9 in the main cabinet,
or in slots 11-19, 21-29, 31-39, 41-49 of the first, second, third, and fourth IP
Expansion cabinets, respectively. Secure the circuit card in the cabinet by
locking the lock latch assemblies. The card number associated with a 2.0 Mb
PRI card is based on the slot in which the card is installed.

Connect the cables

Follow the instructions below to connect cables to the NTAK79 PRI card.
Also, refer to Figure 3.
• In the cabling area, located directly below the card cage, remove the
retaining bar used to secure the MDF cables. Connect the
NTBK05DA/CA interface cable to the 50 pin Amphenol connector
below the slot in which the NTAK79 is installed. Re-install the retaining
bar to secure the cable(s) in place.
• Terminate the NTBK05DA/CA carrier cable as required.
2.0 Mb PRI Implementation
Down (On)
Rx—FGND
Tx—FGND
Option 11C
Page 45 of 126
Up (Off)
Rx—OPEN
Tx—OPEN
2.0 Mb DTI/PRI