
38
Chapter 4
Verifying the i3822V and iPSU Installations
To replace the iPSU:
1. Disconnect the iPSU AC power plug from the electrical outlet.
2. Use a Phillips screwdriver to unfasten two screws (one on each side) securing the
power supply unit cover.
3. Loosen the battery safety strap.
4. Lift the backup battery out from the iPSU.
Remove screws from both sides
of the unit to remove the front
cover.