Updated - Dell Mih61r Mb Front Panel Pinout
Based on reverse engineering of the MIH61R circuit traces (located near the board's edge, typically adjacent to the SATA ports), the pinout is as follows.
. If your new case has one, it may not have a dedicated spot on this proprietary header. Standard Cases : For users moving this board to a standard microATX case dell mih61r mb front panel pinout