Nortel Circuit Card, Руководство по установке, Страница: 683 / 908

NT8D41BA Quad Serial Data Interface Paddle Board Page 683 of 906
Circuit Card Description and Installation
Figure 161
NT8D41BA QSDI paddle board
1
23
4
O N
^
12
34
O N
^
12
34
O N
^
12
34
O
N ^
56
12
34
O N
^
56
1
2
34
O
N
^
56
12
34
O N
^
56
Address selection
for ports 1 and 2
(See Table 6)
Port 1 DTE/DCE
mode selection
(See Table 7)
Port 4 DTE/DCE
mode selection
(See Table 7)
Enable
Disable
Port 1 RS-232
cable connector
Port 2 RS-232
cable connector
LED
Backplane
mating
connectors
12
34
O N
^
Port 3 RS-232
cable connector
Port 4 RS-232
cable connector
1
2
34
O
N
^
56
1
2
34
O
N
^
56
1
2
3
4
O N
^
5
6
1
2
3
4
O N
^
5
6
SW13
SW11
SW12
SW15
SW16
SW5
SW4
SW3
SW2
SW6
SW7
SW8
SW9
Port 2 DTE/DCE
mode selection
(See Table 7)
Port 3 DTE/DCE
mode selection
(See Table 7)
Baud rate
for Port 4
(See Table 5)
Baud rate
for Port 3
(See Table 5)
Baud rate
for Port 2
(See Table 5)
Baud rate
for Port 1
(See Table 5)
SW10
Note: DCE-DTE mode selection for each port applies to both switch sets shown.
12
34
O
N
^
5
6
7
8
12
34
O N
^
5
6
7
8
J1
J2
J3
J4
Address selection
for ports 3 and 4
(See Table 6)
553-8009