HP EliteDesk 705 G5 Maintenance And Service Manual page 117

IMPORTANT: Pushing the CMOS button resets CMOS values to factory defaults. It is important to back
up the computer CMOS settings before resetting them in case they are needed later. Back up is easily
done through Computer Setup. See
up the CMOS settings.
4. Locate, press, and hold the CMOS button in for 5 seconds.
NOTE: Make sure you have disconnected the AC power cord from the AC outlet. The CMOS button will
not clear CMOS if the power cord is connected.
NOTE: For assistance locating the CMOS button and other system board components, see the system
board components image at
5. Replace the access panel.
6. Reconnect the external devices.
7. Plug in the computer and turn on power.
NOTE: You will receive POST error messages after clearing CMOS and rebooting advising you that
configuration changes have occurred. Use Computer Setup to reset any special system setups along with
the date and time.
For instructions on Computer Setup, see
Computer Setup (F10) Utility on page 59
System board connectors on page
Computer Setup (F10) Utility on page
for information on backing
27.
59.
Clearing and resetting the CMOS 109