USB cannot be read

Antonio M antonio.montagnani at gmail.com
Mon May 12 18:53:09 UTC 2008


2008/5/12 Robin Laing <Robin.Laing at drdc-rddc.gc.ca>:
> Antonio M wrote:
>
> >
> > 2008/5/11 Antonio M <antonio.montagnani at gmail.com>:
> >
> >
> > > 2008/5/11 Antonio Olivares <olivares14031 at yahoo.com>:
> > >  >
> > >
> >
>
>
> >
> > >  >
> > >
> > >  Antonio
> > >
> > >
> > >
> > >
> > >  I didn't edit by hand mtab....but I carried out a test with a plain
> > >  USB stick (not a Mplayer) and mtab set it to rw.
> > >  I remember that sometime ago I had a similar problem, someone pointed
> > >  out a temporary solution before a final solution was set in Fedora.
> > >  I can't understand why I got back to exactly same problem- maybe that
> > >  progress is some step forward some steps backward...not sure about
> > >  that  :-)
> > >
> > >  I assume that is a bug in Fedora, but I don't know the component to
> > >  fil a bug against
> > >
> > >  Regards
> > >
> > >  --
> > >  Antonio Montagnani
> > >  Skype : antoniomontag
> > >
> > >
> >
> >
> >
> >  I found that a lock button on the device was on but it is still not
> > working after unlocking it:
> >
> > dmesg output is:
> > usb 2-1: new high speed USB device using ehci_hcd and address 5
> > usb 2-1: configuration #1 chosen from 1 choice
> > scsi7 : SCSI emulation for USB Mass Storage devices
> > usb 2-1: New USB device found, idVendor=0402, idProduct=5661
> > usb 2-1: New USB device strings: Mfr=3, Product=1, SerialNumber=2
> > usb 2-1: Product: PLAYER
> > usb 2-1: Manufacturer: KEENHIGH
> > usb 2-1: SerialNumber: 00403000100000000642
> > usb-storage: device found at 5
> > usb-storage: waiting for device to settle before scanning
> > usb-storage: device scan complete
> > scsi 7:0:0:0: Direct-Access              Audio Player          PQ: 0 ANSI:
> 0 CCS
> > sd 7:0:0:0: [sdc] 4082688 512-byte hardware sectors (2090 MB)
> > sd 7:0:0:0: [sdc] Write Protect is off
> > sd 7:0:0:0: [sdc] Mode Sense: 03 00 00 00
> > sd 7:0:0:0: [sdc] Assuming drive cache: write through
> > sd 7:0:0:0: [sdc] 4082688 512-byte hardware sectors (2090 MB)
> > sd 7:0:0:0: [sdc] Write Protect is off
> > sd 7:0:0:0: [sdc] Mode Sense: 03 00 00 00
> > sd 7:0:0:0: [sdc] Assuming drive cache: write through
> >  sdc: sdc1
> > sd 7:0:0:0: [sdc] Attached SCSI removable disk
> > sd 7:0:0:0: Attached scsi generic sg3 type 0
> >
> > and mtab is
> > /dev/sdc1 /media/disk vfat
> > rw,nosuid,nodev,uhelper=hal,shortname=lower,uid=500 0 0
> >
> > so it should be writable....
> >
> > But when I look into proprties (see attached jpeg file) I see that no
> > choice for file access
> >
> > Any hint???
> >
> >
> >
> > ------------------------------------------------------------------------
> >
> >
>
>  Just a thought.
>
>  Is this a udev issue?
>
>
>  http://www.redhat.com/magazine/002dec04/features/udev/
>
>  --
>  Robin Laing
>
>  --
>
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>

Funny to say: I connected same Mp3player to a Windows Vista machine,
then I re-connected to some Fedora machines and everything went fine
(device is rw now).
A mystery to me!!!

-- 
Antonio Montagnani
Skype : antoniomontag




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