Hardware

M.2 SSDs come in several different physical sizes : ‘2230’ : 22mm wide, 30mm long ‘2242’ : 22mm wide, 42mm long ‘2280’ : 22mm wide, 80mm long An M.2 SSD’s connector has one of two shapes : ‘M key’ or ‘B+M key’ : M k e y M B B + M k e y M M-key are normally NVMe SSDs, which use PCIe x2 or PCIe x4 . B+M are normally older/slower SATA devices(600 MB/sec) , but you occasionally see NVMe SSDs (usually …

When a Dell laptop encounters a hardware problem, it may blink its LEDs in a certain pattern, which indicates where the fault lies. Dell Latitude 2017-2023 The battery charge LED will blink X times in amber (orange) colour, then Y times in white. X , Y FAULT 2 , 1 CPU 2 , 2 Motherboard BIOS/ROM error 2 , 3 No RAM detected 2 , 4 RAM failure 2 , 5 invalid RAM 2 , 6 motherboard Chipset error 2 , 7 …