Acer Aspire T160 - Manual (Page 106)

97 Chapter 5
CLR_CMOS (Clear CMOS)
You may clear the CMOS data to its default values by this jumper. To clear CMOS, temporarily short 1-2 pin.
Default doesn't include the shunter to prevent from improper use this jumper.
INTR (Intruder, Case Open Header)
This 2-pin header allows the system to enable or disable the “Case Open” item in BIOS.
Illustration Jumper / Header Name Pin No. and Definition
CLEAR CMOS Header 1-2 pin: CLEAR CMOS
1: GND
2-3 pin: NORMAL
2: RTC_RSTJ
3: VCC_RTC
3 VCC_RTC
1
2 RTC_RSTJ
1 GND
2
3