Chapter 4
Verifying the i3822V and iPSU Installations
39
5. Disconnect the backup battery connector from the iPSU to the connector on the
battery.
6. Unfasten the screw securing the power terminal cover.
7. Disconnect the power supply to the i3822V.
8. Loosen the mounting screws and dismount the iPSU.
9. Follow the procedures outlined in the “Installation overview” on page 23 to install a
new iPSU.
POWER
SILENCE ALARM
BATTERY
CAUTION
POTENTIAL SHOCK