Dte/dce/fiber mode, Table 288 "nt8d41ba – Nortel Networks 1000 User Manual
Page 727
Configuring the QSDI paddle board
727
Table 288
NT8D41BA address switch settings
SW15
Port 1
Port 2
Switch settings
SW16
Port 3
Port 4
1*
2
+
3
4
5
6
7
8
0
1
E
X
off
off
off
off
off
off
Device
2
3
E
X
off
off
off
off
off
on
4
5
E
X
off
off
off
off
on
off
pair
6
7
E
X
off
off
off
off
on
on
8
9
E
X
off
off
off
on
off
off
addresses
10
11
E
X
off
off
off
on
off
on
12
13
E
X
off
off
off
on
on
off
14
15
E
X
off
off
off
on
on
on
* To enable ports 1 and 2, set SW15 position 1 to ON. To enable ports 3 and 4, set SW16
position 1 to ON.
+
For each X, the setting for this switch makes no difference, because it is not used.
DTE/DCE/Fiber mode
Each serial port can be configured to connect to a terminal (DTE
equipment), a modem (DCE equipment), or a Fiber Superloop Network
card. Instructions for setting the switches SW2, SW3, SW4, SW5, SW6,
SW7, SW8, and SW9 are shown in
Table 289 "NT8D41BA DTE/DCE/Fiber
Figure 246 "NT8D41BA QSDI paddle board"
shows the location of these switches on the paddleboard.
Table 289
NT8D41BA DTE/DCE/Fiber switch settings
Port 1 — SW 3
Port 1 — SW 2
Mode
1
2
3
4
5
6
1
2
3
4
5
6
DTE (terminal)
on
on
on
off
on
off
off
on
off
on
off
on
DCE (modem)
off
off
off
on
off
on
on
off
on
off
on
off
NT1P61 (Fiber)
on
on
on
on
on
off
on
on
on
off
on
off
Port 2 — SW 5
Port 2 — SW4
DTE (terminal)
on
on
on
off
on
off
off
on
off
on
off
on
DCE (modem)
off
off
off
on
off
on
on
off
on
off
on
off
NT1P61 (Fiber)
on
on
on
on
on
off
on
on
on
off
on
off
Port 3 — SW 7
Port 3 — SW 6
DTE (terminal)
on
on
on
off
on
off
off
on
off
on
off
on
DCE (modem)
off
off
off
on
off
on
on
off
on
off
on
off
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
02.06
Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.