No video and USBs don’t work.Recently replaced my logic board and now my 2009 Mac Pro turns on but I don’t hear a start up chime and no video shows...
Upgrade GPU/ Logic Board?Can I put a 2013 27’ iMac Logic board with a better GPU In my 2012 iMac 27? Based on iFixit’s tear downs, both boards look...
RED LEDs on processor board not going away.I tried to put in a graphics card that required an 8pin and a 6pin for power. I got a dual mini 6 pin to 8 pin for the 8...
DSI510 LED lights going off after attempted GPU upgrade. Help!I tried to put a AMD Radeon RX 5700 in my 2009 (flashed to 5,1) Mac Pro. I saw online that you can use one of the SATA...
回答“No video and USBs don’t work.”It ended up being the CPUs not properly set in. You have to set the heat sinks a lot tighter than you think you do. After I tightened the heat sinks it boots perfect. No issues!