The removable hard drive is not detected on more than one computer and the hard drive LEDs are not lit.
The hard drive has no light on it, which means there is a problem with the mobile drive itself. Observe the USB and interface cables of the hard drive and the pins are not damaged. The hard drive box is opened and the surface parts of the body are not abnormal. The hard drive and hard drive enclosure interface pins are also not deformed. After careful observation, found that the hard drive box has a concave condition, may be due to extrusion and deformation. So only use the Hard Disk box interface module to connect the hard drive, not loaded into the box, the hard drive back to normal. Reload into the hard drive box and the failure occurs again. may be concave iron box body and hard drive indicates that the parts have contact, resulting in hard drive can not work properly, will be concave hard disk box, and then loaded into the hard disk, inserted into the computer can return to normal.