Table 9. Nsu L0/L1 Dip Switch Settings; Table 10. Nsu Pinouts For Line/Network Termination - Mitel 3300 Technician's Handbook

Technician's Handbook

Table 9. NSU L0/L1 DIP Switch Settings

DIP
Switch
Table 10. NSU Pinouts for Line/Network
Pin
32
Function
1 Tx Ground
2 Rx Ground
E1 Twisted Pair
3 cable selector
(RJ-45, PRI)
T1 cable selector
4
(T1/D4)
E1, co-ax cable
5
selector (R2)
Line/Network
6 Termination
selector
Termination
Line
Termination Mode
1 Tx Ring
2 Tx Tip
3 Unused
4 Rx Ring
5 Rx Tip
6 Unused
7 Unused
8 Unused
Settings Notes
Down: Ground
Set to up.
Up: Floating
Down: Ground
Set to up.
Up: Floating
Down: Enabled
120 ohm
impedance
Up: Disabled
Down: Enabled
100 ohm
impedance
Up: Disabled
Down: Enabled
75 ohm
impedance
Up: Disabled
Down: Line
Up: Network
Network
Termination Mode
Rx Ring
Rx Tip
Unused
Tx Ring
Tx Tip
Unused
Unused
Unused