User's Manual

Appendix: Pinouts
56 zNID 24xxA1 Hardware Installation Guide
UPS pinouts
Figure 19: Pin out layout for the UPS connector
Table 10: Pinout descriptions for the UPS connection
Pin Signal Comments
1+12V UPS in
2 GND UPS return.
3 On battery Open signal when on battery power
4 Signal return Connected to Signal GND on ONT
5 Missing battery Open signal when battery not detected
6 Replace battery Open signal when battery should be replaced
7 GND Connected to Signal GND on ONT
8 Low Battery Open signal when battery is low