[CentOS] SOLVED: Centos 7: printing four copies with Libreoffice prints garbage

m.roth at 5-cent.us m.roth at 5-cent.us
Thu Jul 31 16:48:41 UTC 2014


John R Pierce wrote:
> On 7/30/2014 10:03 PM, Frank Cox wrote:
>> The computer must have been pushing data to the printer too quickly over
>> the USB 3.0 port; the printer got a garbled postscript instruction and
>> everything went downhill from there.
>
> that doesn't compute.    USB 3 uses a different (new) set of 5 pins on
> the same connector, but the original 4 pins are still there and support
> USB 1 and 2.    A more likely explanation is that the device driver for
> this printer isn't enumerating USB devices correctly, or isn't handling
> some additional usb3 related port-specific status information correctly,
> so its getting confused.
>
> The whole USB spec is a ungawdly mess now with layers and layers of BS
> piled up on a shakey foundation, and complicated APIs to access all this.
>
Is that why my DD-WRT router keeps forgetting about my USB printer? <g>

        mark

PS Out of here for a while, on vacation




More information about the CentOS mailing list