On 12/13/2015 09:56:40 PM, Ed Greshko wrote:
On 12/14/15 11:23, Geoffrey Leach wrote:
> I have a LaserJet 1300 printer that connects via a Belkin parallel
port-to-USB connector. When I send a document to the printer, half the
time it prints without hesitation; other times it stalls until I
disconnect and re-connect the USB cable. When I do that, here's what
dmesg reports:
>
> [80924.737154] usb 4-1.1: USB disconnect, device number 4
> [80924.737587] usblp0: removed
> [80926.381095] usb 4-1.1: new full-speed USB device number 5 using
ehci-pci
> [80926.472738] usb 4-1.1: New USB device found, idVendor=050d,
idProduct=0002
> [80926.472749] usb 4-1.1: New USB device strings: Mfr=1, Product=2,
SerialNumber=0
> [80926.472755] usb 4-1.1: Product: IEEE-1284 Controller
> [80926.472759] usb 4-1.1: Manufacturer: Belk USB Printing Support
> [80926.497804] usblp 4-1.1:1.0: usblp0: USB Bidirectional printer
dev 5 if 0 alt 1 proto 2 vid 0x050D pid 0x0002
>
> CUPS discovers the printer without any problems. However, when I
send the test document from CUPS, no amount of fiddling with the USB
cable will cause it to print.
>
> Any insights will be greatly appreciated.
>
> Firefox 23; kernel 4.2.6-301.fc23.x86_64 #1 SMP, everything up to
date.
Have you examined /var/log/cups/error_log ?
That file does not exist. This despite printing the test page displayed "Unable to
send data to printer" after a few minutes. CUPS does see the printer and does see
changes in status when printer is powered on.