ASRock B550 Pro4 User Manual - Page 31

Jumpers Setup, Clear CMOS Jumper

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B550 Pro4 2.5 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on the pins, the jumper is "Short". If no jumper cap is placed on the pins, the jumper is "Open". Clear CMOS Jumper (CLRCMOS1) (see p.7, No. 22) 2-pin Jumper CLRCMOS2 allows you to clear the data in CMOS. To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply. After waiting for 15 seconds, use a jumper cap to short the pins on CLRCMOS2 for 5 seconds. However, please do not clear the CMOS right after you update the BIOS. If you need to clear the CMOS when you just finish updating the BIOS, you must boot up the system first, and then shut it down before you do the clear-CMOS action. Please be noted that the password, date, time, and user default profile will be cleared only if the CMOS battery is removed. Please remember toremove the jumper cap after clearing the CMOS. English 25

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B550 Pro4
25
English
2.5
Jumpers Setup
°e illustration shows how jumpers are setup. When the jumper cap is placed on
the pins, the jumper is “Short”. If no jumper cap is placed on the pins, the jumper is
“Open”.
Clear CMOS Jumper
(CLRCMOS1)
(see p.7, No. 22)
CLRCMOS2 allows you to clear the data in CMOS. To clear and reset the system
parameters to default setup, please turn off the computer and unplug the power
cord from the power supply. Aſter waiting for 15 seconds, use a jumper cap to
short the pins on CLRCMOS2 for 5 seconds. However, please do not clear the
CMOS right aſter you update the BIOS. If you need to clear the CMOS when you
just finish updating the BIOS, you must boot up the system first, and then shut it
down before you do the clear-CMOS action. Please be noted that the password,
date, time, and user default profile will be cleared only if the CMOS battery is
removed. Please remember toremove the jumper cap aſter clearing the CMOS.
2-pin Jumper