Nortel Meridian 1 Option 11C Upgrade Manual page 92

Page 92 of 224 Upgrade an Option 11E with fiber-optic cable to Option 11C
553-3021-250 Standard 7.00
13 Set the baud rate switches on the new NTDK20 SSC card to match
the settings on the card you removed. (The removed card is a
NTBK45 System Core card.)
14 Install the Software Daughterboard and the Security Device on
the NTDK20 SSC card as shown in Figure 38 on page 95.
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.
15 Install one or two Fiber Expansion Daughterboards on the
NTDK20 SSC card as required (see Figure 38 on page 95).
One single port expansion daughterboard can connect to one
expansion cabinet.
One dual port expansion daughterboard can connect to two expansion
cabinets.
When you use single port expansion daughterboards, connect the
daughterboard in connector "Fiber 1" to expansion cabinet 1. Connect
the daughterboard in connector "Fiber 2" to expansion cabinet 2.
When you use dual port expansion daughterboards, connect the
daughterboard in connector "Fiber 1" to cabinet 1 (top connection on
the daughterboard) and cabinet 3 (bottom connection). Connect the
daughterboard in connector "Fiber 2" to cabinet 2 (top connection on
the daughterboard) and cabinet 4 (bottom connection on the
daughterboard). See Figure 37 on page 93.
April 2000
CAUTION