Novice here, finally have a time to build my eGPU for my l502x, but faced a few problems which I confused where to solve Spec: PE4L-PM060A, GTX750Ti-oc issue 1: If turned on the egpu first, laptop turn on later, the laptop screen went blank and the hdmi no signal to ext. screen; [ATTACH=CONFIG]11523[/ATTACH] issue 2: My computer startup sequence: GNUB 1.99 for ubuntu> select window7 > the egpu setup1.x only show after that, however it able to detect egpu is connected. [ATTACH=CONFIG]11524[/ATTACH][ATTACH=CONFIG]11525[/ATTACH] issue 3: Window device manager unable to detect eGPU; my dgpu was deactivate , and an error28 shows in picture (relevant?) [ATTACH=CONFIG]11526[/ATTACH]