Hello everyone. last week I bought Dell Optiplex 960 Desktop Motherboard F428D .
I wanted install it on my old case, but this motherboard have different connectors and I don’t have the correct ones . Now my main problem is power button ,I don't know where I must put front panel connector and how it works. i have old case connectors : s11.postimg.org/.../100_0022.jpg
here is motherboard image: 
I think this motherboard have 14 pin front panel connector .I underlined with the red line.