Advantech ASMB-610 User Manual page 91

3.4.3.4 Security Configuration
RTC Memory Lock

Enable will lock bytes 38h-3Fh in the lower/upper 128-byte bank of RTC RAM.
BIOS Lock

Enable/disable the PCH BIOS Lock Enable feature. This item must be enabled
to ensure SMM protection of flash.
Force unlock on all GPIO pads

If enabled, the BIOS will force all GPIO pads to be in an unlocked state.
Figure 3.27 Security configuration screen
83 ASMB-610 User Manual