Nortel 7400 Hardware Installation page 519

Procedure job aid
Figure 204
DIP switch location and setting on HSSI function processors
Multiservice Switch 7400 Hardware Installation, Maintenance, and Upgrade 6.1S2
Chapter 39 Hardware procedures 519
DCE/DTE DIP switch
Right = DCE
Left = DTE
DIP switch
should be
towards faceplate
(CONVERT position)
for DTE operation
Note:
The DIP switch is
a seven pole switch.
Ensure the switch is
completely set in
DTE or DCE position
before inserting card.