Printer pauses randomly after upgrade to 16.04

[ouroumov]

@mrprobot

scroll to line 178 or search for '#USB_BLACKLIST='

@mrprobot, thanks for your investigation.
I don't know why I have the weirdest déjà-vu about this thread.

Edit: maybe because of that:

Scanner worked in 15.10 does not work in 16.04

I think it could be a problem with power save for some usb-devices. With my Canon Lide 25 i had the same problem. This solution works for me: Go to the file tlp. Path /etc/default/tlp . You need to have writing rights. You will find the line USB_BLACKLIST= Search for it. Here it’s line 178. Here i wrote the USB-ID after USB_BLACKLIST. Then remove the #-sign. Like this: USB_BLACKLIST=04a9:2220 The USB-ID you will get with lsusb in terminal. Save the file and re-plugin your scanner. Perh…