| Mike DePaulo on 24 Apr 2016 06:12:56 -0700 |
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| Re: [PLUG] Flash drive "No medium found" |
On Sat, Apr 23, 2016 at 5:58 PM, JP Vossen <jp@jpsdomain.org> wrote: > My son has a really cool Victorinox Swiss Army 4GB USB 2.0 Flash Drive [1], > but someone knocked a computer over at school when he was using it and now > it doesn't work. The drive itself is fine, no visible damage, but when > inserted it just flashes red (fast, constant) and while the computer > recognizes it, it says "No medium found" no matter what I do. > > NOTE: he actually has backups, so we don't care about the data, but it's > just a cool little drive. I just plugged an SD card reader with no SD card into my Fedora 23 machine: It appears to have the same behavior. > Inserted: > ----- > Apr 23 14:48:51 hostname kernel: [7942317.384020] usb 1-6.4: new high-speed > USB device number 15 using ehci-pci > Apr 23 14:48:51 hostname kernel: [7942317.476342] usb 1-6.4: New USB device > found, idVendor=048d, idProduct=1167 > Apr 23 14:48:51 hostname kernel: [7942317.476346] usb 1-6.4: New USB device > strings: Mfr=0, Product=0, SerialNumber=0 > Apr 23 14:48:51 hostname kernel: [7942317.476618] usb-storage 1-6.4:1.0: USB > Mass Storage device detected > Apr 23 14:48:51 hostname kernel: [7942317.476724] scsi host6: usb-storage > 1-6.4:1.0 > Apr 23 14:48:51 hostname mtp-probe: checking bus 1, device 15: > "/sys/devices/pci0000:00/0000:00:1a.7/usb1/1-6/1-6.4" > Apr 23 14:48:51 hostname mtp-probe: bus: 1, device: 15 was not an MTP device > Apr 23 14:48:52 hostname kernel: [7942318.476575] scsi 6:0:0:0: > Direct-Access XXXXXXXX U167CONTROLLER 0.00 PQ: 0 ANSI: 2 > Apr 23 14:48:52 hostname kernel: [7942318.476898] sd 6:0:0:0: Attached scsi > generic sg3 type 0 > Apr 23 14:48:52 hostname kernel: [7942318.479074] sd 6:0:0:0: [sdc] Attached > SCSI removable disk > ----- Here's what I see with my empty reader: [1082537.660787] usb 1-1: new high-speed USB device number 5 using ehci-pci [1082537.777808] usb 1-1: New USB device found, idVendor=14cd, idProduct=8123 [1082537.777816] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=2 [1082537.777820] usb 1-1: Product: USB 2.0 SD MMC READER [1082537.777823] usb 1-1: Manufacturer: SDMMC MA8123 [1082537.777826] usb 1-1: SerialNumber: 812822222789 [1082537.779178] usb-storage 1-1:1.0: USB Mass Storage device detected [1082537.782535] scsi host10: usb-storage 1-1:1.0 [1082538.785801] scsi 10:0:0:0: Direct-Access USB 2.0 SD MMC Reader PQ: 0 ANSI: 0 CCS [1082538.786580] sd 10:0:0:0: Attached scsi generic sg4 type 0 [1082538.790978] sd 10:0:0:0: [sdd] Attached SCSI removable disk > Tried: > ----- > # mount /dev/sdc /mnt > mount: no medium found on /dev/sdc > > # sfdisk -l /dev/sdc > /dev/sdc: No medium found > > # shred -n0 -z -v /dev/sdc > shred: /dev/sdc: failed to open for writing: No medium found > > # dd if=/dev/zero of=/dev/sdc bs=1024 count=2 > dd: failed to open ‘/dev/sdc’: No medium foun Again: dd: failed to open ‘/dev/sdd’: No medium found > ----- Also, here is what I see in GNOME disks (formerly "palimpsest"): http://imgur.com/KPxhlQa > Googling turns up things like above, and suggestions to find (Windows) USB > key flashing programs, but I didn't find anything that looked useful and I > probably wouldn't run something like that anyway. FWIW, the actual drive > says "MKI" and USA, and "11 173A Feb 2011" on it. > > Clues? Thanks, > JP >[...] My theory is that the flash memory is damaged, but the flash memory controller is not. -Mike ___________________________________________________________________________ Philadelphia Linux Users Group -- http://www.phillylinux.org Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce General Discussion -- http://lists.phillylinux.org/mailman/listinfo/plug