Nortel Communication Server 1000S Installation And Configuration Manual page 339

Note: The ON position for all the switches is positioned toward the
bottom of the card. This is indicated by a white dot printed on the board
adjacent to the bottom left corner of each individual switch.
Figure 83
NTAK79 with switch locations
Faceplate
LEDs
Jack
Set the switches on the circuit card according to the requirements of your
specific installation:
ISDN Primary Rate Interface
2.0 Mb PRI implementation
NTAK79
Switch 1
1 2
Switch 2
1 2
Installation and Configuration
Page 339 of 394
Switch 3
1 2
Switch 4
1 2
553-7869.EPS