lenovo hangs on boot when usb drive is connected

Amichai Rotman amichai at iglu.org.il
Wed Jun 10 13:54:42 UTC 2015

It's a BIOS setting for sure.

Make sure it is set up correctly and if there is no other way, make sure
you have the latest BIOS.


Upgrading the BIOS is dangerous and destructive!

Be careful and follow the instructions for your specific model *to the


Good luck!


2015-06-09 18:04 GMT+03:00 compdoc <compdoc at hotrodpc.com>:

> > I'm using 14.04.2 on a lenovo that I remotely administer. I have an
> > external drive attached for backups - has .tar.gz files no OS not
> > bootable. Nonetheless it hangs on boot if the external unit is
> > connected
> I've seen this happen with computers not running Ubuntu. I think that some
> computer bioses prioritize a usb device found during boot.
> To solve the problem I made sure that the USB device was attached to the
> computer when the computer is turned on, and then in the bios setting the
> boot order to only include what I want the PC to boot from.
> (excluding/disabling the usb device from the list)
> Of course, if you attach a different usb device later, you might have to go
> through this same process again.
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