dmesg

[   80.679776] usb 1-2: new high-speed USB device number 3 using ehci-pci
[   80.705953] usb 1-2: New USB device found, idVendor=04a9, idProduct=1713, bcdDevice= 1.14
[   80.705956] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   80.705959] usb 1-2: Product: MP830
[   80.705961] usb 1-2: Manufacturer: Canon
[   80.705963] usb 1-2: SerialNumber: 1899CE
[   80.706971] usb-storage 1-2:1.2: USB Mass Storage device detected
[   80.718349] scsi host3: usb-storage 1-2:1.2
[   80.773471] usblp 1-2:1.1: usblp0: USB Bidirectional printer dev 3 if 1 alt 0 proto 2 vid 0x04A9 pid 0x1713
[   80.774657] usblp 1-2:1.3: usblp1: USB Bidirectional printer dev 3 if 3 alt 0 proto 2 vid 0x04A9 pid 0x1713
[   80.774707] usbcore: registered new interface driver usblp
[   81.735026] scsi 3:0:0:0: Direct-Access     Canon    MP830Storage     0114 PQ: 0 ANSI: 2
[   81.736762] sd 3:0:0:0: Power-on or device reset occurred
[   81.769520] sd 3:0:0:0: [sdf] Attached SCSI removable disk
[  118.565836] ppdev: user-space parallel port driver
[  118.588085] lp: driver loaded but no devices found

hwinfo --printer

14: USB 00.3: 10900 Printer                                     
  [Created at usb.122]
  Unique ID: ztb8.ABpftCGFRY8
  Parent ID: k4bc.9T1GDCLyFd9
  SysFS ID: /devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2:1.3
  SysFS BusID: 1-2:1.3
  Hardware Class: printer
  Model: "Canon PIXMA MP830 Scanner"
  Hotplug: USB
  Vendor: usb 0x04a9 "Canon"
  Device: usb 0x1713 "PIXMA MP830 Scanner"
  Revision: "1.14"
  Serial ID: "1899CE"
  Driver: "usblp"
  Driver Modules: "usblp"
  Speed: 480 Mbps
  Module Alias: "usb:v04A9p1713d0114dc00dsc00dp00ic07isc01ip02in03"
  Driver Info #0:
    Driver Status: usblp is active
    Driver Activation Cmd: "modprobe usblp"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #16 (Hub)

ususb -v

Bus 001 Device 003: ID 04a9:1713 Canon, Inc. PIXMA MP830 Scanner
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  idVendor           0x04a9 Canon, Inc.
  idProduct          0x1713 PIXMA MP830 Scanner
  bcdDevice            1.14
  iManufacturer           1 Canon
  iProduct                2 MP830
  iSerial                 3 1899CE
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength       0x006c
    bNumInterfaces          4
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0xc0
      Self Powered
    MaxPower                2mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           3
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      0 
      bInterfaceProtocol    255 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x07  EP 7 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x88  EP 8 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x89  EP 9 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval              11
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       0
            bNumEndpoints           2
      bInterfaceClass         7 Printer
      bInterfaceSubClass      1 Printer
      bInterfaceProtocol      2 Bidirectional
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        2
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass         8 Mass Storage
      bInterfaceSubClass      6 SCSI
      bInterfaceProtocol     80 Bulk-Only
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x84  EP 4 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        3
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass         7 Printer
      bInterfaceSubClass      1 Printer
      bInterfaceProtocol      2 Bidirectional
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x0a  EP 10 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
	      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x8b  EP 11 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
Device Qualifier (for other device speed):
  bLength                10
  bDescriptorType         6
  bcdUSB               2.00
  bDeviceClass            0 
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  bNumConfigurations      1
can't get debug descriptor: Resource temporarily unavailable
Device Status:     0x0001
  Self Powered