Asus AP1720-E2 - Manual (Page 85)

3-9 ASUS AP1720-E2 barebone server
3.4 Installing a power supply module
Perform this installation if you wish to upgrade your barebone server
system from 600 W dual to 600 W redundant power supply.
1. Press down the rubber lever of
the dummy module to unlock.
2. Use the module handle to pull
the dummy module out from the
power supply case.
3. Insert the power supply module
to the empty bay with the power
connector on top.