Dell PowerVault NX3100 Hardware Owner's Manual page 155

NOTE:
If you assign a new system and/or setup password with the jumper
plug still in the "disabled" position, the system disables the new password(s)
the next time it boots.
6 Turn off the system, including any attached peripherals, and disconnect
the system from the electrical outlet.
7 Open the system. See "Opening the System" on page 66.
8 Move the password jumper back to the enabled position to restore the
password function. See Table 6-1.
9 Close the system. See "Closing the System" on page 67.
10 Reconnect your system and peripherals to their electrical outlets, and turn
on the system.
11 Assign a new system and/or setup password.
To assign a new password using the System Setup program, see "System
and Setup Password Features" on page 56.
Jumpers and Connectors
155