Bon, j'ai blacklisté uss720, redémarré et toujours aucune imprimante locale détectée...
[ 388.807953] usb 2-6: new high-speed USB device number 5 using ehci_hcd
[ 388.923146] usb 2-6: New USB device found, idVendor=04a9, idProduct=1730
[ 388.923157] usb 2-6: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 388.923163] usb 2-6: Product: MP540 series
[ 388.923168] usb 2-6: Manufacturer: Canon
[ 388.923173] usb 2-6: SerialNumber: 11C443
[ 388.927349] usblp 2-6:1.1: usblp0: USB Bidirectional printer dev 5 if 1 alt 0 proto 2 vid 0x04A9 pid 0x1730
[ 388.928849] scsi8 : usb-storage 2-6:1.2
[ 389.930640] scsi 8:0:0:0: Direct-Access Canon MP540 series 0103 PQ: 0 ANSI: 2
[ 389.932788] sd 8:0:0:0: Attached scsi generic sg7 type 0
[ 389.938716] sd 8:0:0:0: [sdg] Attached SCSI removable disk
Et pourtant... via l'interface web de cups, elle est reconnue, mais n'imprime rien... le log me dit que le job est successfully done, et pourtant non...