ASROCK Fatal1ty Z370 Gaming-ITX/ac Serie Manual De Instrucciones página 32

2.6 Smart Button
The motherboard has one smart buttone: Clear CMOS Button, allowing users to
clear the CMOS values.
Clear CMOS Button
(CLRCBTN)
(see p.4, No. 18)
This function is workable only when you power off your computer and unplug the
power supply.
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Clear CMOS Button
allows users to quickly
clear the CMOS values.