HP Compaq Pro 4300 Maintenance And Service Manual page 170

6. Reconnect the external devices.
7. Plug in the computer and turn on power.
NOTE:
you that configuration changes have occurred. Use Computer Setup to reset any special system
setups along with the date and time.
162 Appendix F Password Security and Resetting CMOS
You will receive POST error messages after clearing CMOS and rebooting advising