ASROCK K7VM4 User Manual page 14

CLRCMOS1
(see p.7 item 10)
Note: CLRCMOS1 allows you to clear the data in CMOS. The data in CMOS includes
system setup information such as system password, date, time, and system
setup parameters. To clear and reset the system parameters to default setup,
please turn off the computer and unplug the power cord, then use a jumper
cap to short the pins on CLRCMOS1 for 3 seconds. Please remember to
remove the jumper cap after clearing the CMOS.
Clear CMOS
2-pin jumper