Elitegroup H81H3-M3 (V1.0) - Manual (Page 21)

Chapter 2
17
H81H3-M3 USER MANUAL
SATA2_3/4 connectors are used to support the Serial ATA 3.0Gb/s devices, and SATA3_1/
2 connectors support the Serial ATA 6.0Gb/s device, simpler disk drive cabling and
easier PC assembly. It eliminates limitations of the current Parallel ATA interface.
But maintains register compatibility and software compatibility with Parallel ATA.
3. SATA2_3/4 & SATA3_1/2 : Serial ATA connectors
4. 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.