Chosen Solution

page 39 of the hardware manual? The on/off switch has broken off, on the circuit board.

Hi @san_snead , Search for 5C50K48444 to find suppliers of the right I/O board for the laptop. The part number was found from this parts list for the laptop. Click of Select Commodity > Cards Misc Internal (2) to find the part number and 5 images (photo) of the part