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3.1.3
Clear CMOS (JCMOS1)
The JCMOS1 jumper is used to erase CMOS data and reset the BIOS information.
Follow the steps below to clear CMOS data.
1.
Power off the system.
2.
Remove the JCMOS1 jumper (1-2).
3.
Close the JCMOS1 jumper (2-3).
4.
Remove the JCMOS1 jumper (2-3).
5.
Close JCMOS1 jumper (1-2).
6.
Power on the system. CMOS data should be cleared.
7.
Set the BIOS to default.
JCMOS1
Pin
1
2
3
IPPC-6152A/6172A/6192A User Manual
Clear RTC/CMOS
Reset the register bit in RTC (short 2-3)
Normal operation (short 1-2)
Pin Name
NC
RTCRST#
GND
26
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