hi everyone

i have a dell LSI/SAS2X36 expander (see the picture i attached). i don't know how to connect power cable to the SAS expander. should i use cpu 4 pin cable to supply power?
if anyone knows how to connect the power cable, i will very appreciated.
<img src="ixjn.myweb.hinet.net/s-l1601.jpg">

<img src="ixjn.myweb.hinet.net/s-l1602.jpg">