Lenovo NeXtScale nx360 M4 Installation And Service Manual page 44

Attention: If you set an administrator password and then forget it, there is no way to change, override, or
remove it. You must replace the system board.
• Remove the battery from the server, wait 30 seconds, and then reinstall it.
• Change the position of the power-on password switch (enable switch 3 of the system board switch
block (SW4) to bypass the password check (see "System-board switches and jumpers" on page 17
for more information).
Figure 12. Power-on password switch
Attention: Before you change any switch settings or move any jumpers, turn off the server; then,
disconnect all power cords and external cables. See the safety information that begins "Safety" on page
v. Do not change settings or move jumpers on any system-board switch or jumper blocks that are
not shown in this document.
The default for all of the switches on switch block SW3 is Off.
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IBM NeXtScale nx360 M4 Installation and Service Guide
1
Lightpath button
2
3
UEFI boot
recovery jumper
Clear CMOS jumper
1
2
3
NMI button