StoneTaskin FOR DELL Optiplex 990 790 SFF desktop motherboard D6H9T D28YY DDR3

Motherboard part number: D28YY Parameter description: The system automatically fills in the data is not accurate. The correct parameter is based on the article number Buyer points for attention: All the motherboards we tested very strictly, we can make sure it works 100% before shipping, As the motherboard is a precision item, it is easily damaged in the shipping way and installing. Normally, We will pack it well to avoid the shipping damaged. But about the installing, it is the most important factor in motherboard issues. If there is any mistake of install, it will cause the black video or cannot boot, etc.. So some of motherboards may not work when receive. In this case, pls do feel free to contact us, We have a sound customer service team will respond to you within 24 hours, Until satisfactory solution.Pls kindly help to give us a favor and do not leave neutral or negative feedback directly, Thanks very much for your great understanding and help. Note :Please be sure to verify