Nortel Meridian 1 Option 11C Upgrade Manual page 19

Upgrade a single-cabinet system to Option 11C
7 Remove the NTAK01 CPU/Conf or NTBK45 System Core card
from the cabinet.
8 Set the baud rate switches on the new NTDK20 SSC card to match
the settings on the card you removed: either the NTAK01
CPU/Conf card or NTBK45 System Core card.
Note: The baud rate switches are on the faceplate of the NTDK20
SSC card.
9 Install the Software Daughterboard and Security Device on the
NTDK20 SSC card as shown in Figure 2 on page 20.
The NTDK20 SSC card has components on both sides of the circuit
board. Be careful not to damage any of the components when handling
the card.
CAUTION
Option 11C and 11C Mini
Page 19 of 224
Upgrade Procedures Guide