||How to install the IS-550R8P to D-400:
1. Remove the supporting bar and power bracket.
2. Install the front-left power bracket '02'
3. Install the 'rear power bracket '03'
4. Put power supply into the chassis. Secure both front and rear
5. Slide in the module. Make sure it's installed properly.
IS-550R8P PSU: www.istarusa.com/xeal/products.php?model=IS-550R8P&showmenu=1
D-400 Chassis: http://www.istarusa.com/istarusa/products.php?model=D-400#.UrOP9yfDvs4