I installed a separate PCI card that has USB ports. If I connect the USB disk to one of the card's USB ports, the disk will shut down with computer. So maybe the fault is in the USB ports of the mainboard.
-- USB powered hard disk remains spinning after shutdown of computer https://bugs.launchpad.net/bugs/256225 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs