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Chapter 2
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B85H3-M3 USER MANUAL
3. CASE: Chassis Intrusion Detect Header
This detects if the chassis cover has been removed. This function needs a chassis
equipped with instrusion detection switch and needs to be enabled in BIOS.
The motherboard has one USB 2.0 header supporting two USB 2.0 ports. Addition-
ally, some computer cases have USB ports at the front of the case. If you have this
kind of case, use auxiliary USB connector to connect the front-mounted ports to the
motherboard.
4. F_USB: Front Panel USB 2.0 header
Please make sure that the USB cable has the same pin assignment as indi-
cated above. A different pin assignment may cause damage or system hang-
up.