NEC UNIVERGE SV7000 - Page 56

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Figure below shows the cable connection between IVR and the LC card.
Figure 3-14 Connection between IVR and LC card
PIR
LC
A0
B0
A1
B1
~
A15
B15
Note
L2
L1
L2
L1
IVR
Rosette
MDF
Installation cable
Note: Connector leads (A0, B0) may be connected contrary.