[ubuntu-za] Samsung external DVD writer not seen in Karmic

[Robin Bownes]

-----Original Message-----
From: Hannes Coetzee <scorpking at scorpking.za.org>
Reply-to: Ubuntu South African Local Community
<ubuntu-za at lists.ubuntu.com>
To: Ubuntu South African Local Community <ubuntu-za at lists.ubuntu.com>
Subject: Re: [ubuntu-za] Samsung external DVD writer not seen in Karmic
Date: Sat, 19 Dec 2009 23:49:54 +0200


William Gebers wrote:
> Hi Robin.
>
> 2009/12/18 Robin Bownes <robin at ncedatrust.org.za 
> <mailto:robin at ncedatrust.org.za>>
>
>     I have just bought a Samsung SE-S084 external USB DVD writer
>     because the DVD drive in my notebook (Compaq nx9000) is shot.
>     However, Karmic does not recognise the drive. The 'Computer'
>     folder sometimes displays an icon for a CD/DVD drive, but even
>     this icon appears and disappears from one second to another. Is
>     there a drive necessary? I was under the impression that a USB
>     drive should actually just work.
>
>     Please help, and since I'm still relatively new to Linux, please
>     keep the instructions really basic and step-by-step. Thanks.
>
> Not sure if it is the same drive that I have, but here are a few 
> suggestions:
>
> 1) Check that you have a dual supply cable.  i.e. if it is USB 
> powered, both USB connectors need to be plugged in to give it enough 
> power.
> 2) Does the light on the dvd writer come on and does the drive open if 
> you push the open button?  If not, then the USB device is not being 
> recognized at all.
> 3) If you insert a dvd does the disk spin up?  You may want to try 
> rebooting the machine with the usb drive plugged in and a working disk 
> in it. 
>
> I have a samsung external drive for my netbook, which I find works 
> intermittently.  The best solution I have found is to unplug the 
> device and plug it back in until the device is recognized appropriately.
>
> Regards,
>
> William
>  
>
>     Robin
>
>     --
>     ubuntu-za mailing list
>     ubuntu-za at lists.ubuntu.com <mailto:ubuntu-za at lists.ubuntu.com>
>     https://lists.ubuntu.com/mailman/listinfo/ubuntu-za
>
>
Open Terminal or Konsole and plug in your drive. Wait about 30 seconds, 
run "dmesg | tail -n 20" (without "") and post the output here.

----------------------------------------------------------------
robin at robin-laptop:~$ dmesg | tail -n 20
[ 3966.576716] usb 1-2: USB disconnect, address 5
[ 3966.820360] usb 1-2: new high speed USB device using ehci_hcd and address 6
[ 3966.888419] hub 1-0:1.0: unable to enumerate USB device on port 2
[ 3966.888449] hub 1-0:1.0: over-current change on port 1
[ 3967.248137] usb 1-2: new high speed USB device using ehci_hcd and address 7
[ 3967.385879] usb 1-2: configuration #1 chosen from 1 choice
[ 3967.388987] scsi6 : SCSI emulation for USB Mass Storage devices
[ 3967.389320] usb-storage: device found at 7
[ 3967.389327] usb-storage: waiting for device to settle before scanning
[ 3967.492120] hub 2-0:1.0: over-current change on port 1
[ 3967.596101] hub 2-0:1.0: over-current change on port 2
[ 3967.883274] hub 1-0:1.0: over-current change on port 1
[ 3967.988102] hub 1-0:1.0: over-current change on port 2
[ 3968.092123] usb 1-2: USB disconnect, address 7
[ 3968.224160] hub 1-0:1.0: over-current change on port 1
[ 3968.328380] hub 2-0:1.0: over-current change on port 1
[ 3968.436140] hub 2-0:1.0: over-current change on port 2
[ 3984.209768] hub 1-0:1.0: over-current change on port 1
[ 3984.312501] hub 1-0:1.0: over-current change on port 2
[ 3984.416110] hub 1-0:1.0: over-current change on port 1
robin at robin-laptop:~$ 





-------------- next part --------------
An HTML attachment was scrubbed...
URL: https://lists.ubuntu.com/archives/ubuntu-za/attachments/20091220/57038c6a/attachment.htm