Nortel Circuit Card Installation Manual page 683

Figure 161
NT8D41BA QSDI paddle board
Backplane
mating
connectors
Address selection
for ports 3 and 4
(See Table 6)
Address selection
for ports 1 and 2
(See Table 6)
Note: DCE-DTE mode selection for each port applies to both switch sets shown.
NT8D41BA Quad Serial Data Interface Paddle Board
Port 1 DTE/DCE
mode selection
(See Table 7)
Baud rate
for Port 1
(See Table 5)
Baud rate
for Port 2
(See Table 5)
Baud rate
for Port 3
(See Table 5)
Baud rate
for Port 4
(See Table 5)
Circuit Card
Page 683 of 906
LED
Enable
Disable
Port 1 RS-232
cable connector
Port 2 DTE/DCE
mode selection
(See Table 7)
Port 2 RS-232
cable connector
Port 3 DTE/DCE
mode selection
(See Table 7)
Port 3 RS-232
cable connector
Port 4 DTE/DCE
mode selection
(See Table 7)
Port 4 RS-232
cable connector
553-8009
Description and Installation