IBM System X 3550 M4
Start the console session.
Plug a monitor into device using a VGA cable.
Plug a USB keyboard into device USB port.
Plug power into device and if a power button exists, turn it on.
Reset both System and IMM to factory defaults
Press F1 at the startup screen:
Navigate to Load Default Settings and confirm, then go to System Settings:
Navigate to Integrated Management Module:
Navigate to Reset IMM to Defaults:
Press Enter to confirm
The erasure dialog appears during the process:
End the session.
Unplug power, USB and VGA cables.