NEC NX7700i - Manual (Page 30)

Base Module
855-900549 2-11
2.2.10. Notes on Installing the UPS
To installed the UPS, remove the signal cable for power control (on/off), and mount a jumper
connector (shown in the figure below).
This system has three forms of power supplies [a), b) and c) below]. It should be noted that the
location of the jumper connector differs depending on the form of power supply.
Figure. Jumper Connector for Installing the UPS
a) Power supply from a single system
Location on the inlet box: P1
P1 AC SW