HP ZBook 14 Mobile Workstation, HP EliteBook 740 G1, HP EliteBook 840 G1, HP EliteBook 750 G1, HP EliteBook 850 G1 Notebook PC Maintenance and Service Guide

The Firmware Hub does contain the BIOS program and is writable. A utility is required to perform the
write function.
4. In some PC systems, the Firmware Hub for System BIOS is a flash memory chip so that updates can
be written by the customer. Is this true for these BIOS chips?
Yes, they are flash memory chips.
5. What is meant by “Restore the nonvolatile memory found in Intel-based system boards”?
This relates to clearing the Real Time Clock (RTC) CMOS memory that contains PC configuration data.
6. Does resetting the CMOS configuration memory return the PC back to factory defaults?
The process of resetting the CMOS will return certain system settings to factory default but will not
reset many of the system data and configuration defaults to their factory settings. To return these
system data and configuration defaults to factory settings, refer to question and answer 1 and follow
the instructions for returning the BIOS settings to factory defaults.
Questions and answers 157