i have this motherboard
http://www.msi.com/product/motherboard/H81M-E34.html#hero-overview
http://www.tomshardware.com/reviews/asrock-b85m-dgs-asrock-h81m-hds-asus-h81m-e-msi-h91m-e34,4099-6.html
and i have manual from it and i connected power switch, reset switch, hdd led but i did not connected power led, because on MB i have two free pins for power led connector and my power led connector is with 3 holes and ofc 2 wires. here is pic so you can see.
and i did not connect speaker connector because in my manual i did not find place to connect it.
my power LED connector
http://www.msi.com/product/motherboard/H81M-E34.html#hero-overview
http://www.tomshardware.com/reviews/asrock-b85m-dgs-asrock-h81m-hds-asus-h81m-e-msi-h91m-e34,4099-6.html
and i have manual from it and i connected power switch, reset switch, hdd led but i did not connected power led, because on MB i have two free pins for power led connector and my power led connector is with 3 holes and ofc 2 wires. here is pic so you can see.
and i did not connect speaker connector because in my manual i did not find place to connect it.
my power LED connector