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English – GIGABYTE GA-8S661GXMP User Manual

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Hardware Installation

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English

13) CI (Chassis Intrusion, Case Open)

This 2-pin connector allows your system to detect if the chassis cover is removed. You can
check the "Case Open" status in BIOS Setup.

Pin No.

Definition

1

Signal

2

GND

1

14) CLR_CMOS (Clear CMOS)

You may clear the CMOS data to its default values by this jumper. To clear CMOS, temporarily
short pins 1-2. To prevent improper use of this header, we do not include a jumper on it.

Open: Normal

Short: Clear CMOS

1

1