From: Rob Powell <rob_at_rinty.plus.com>
Date: Sat, 29 Jul 2006 19:39:55 +0100

The 2 other USB ports may well be lower power, basically there are 2
USB controllers on my machine, one describes itself as a hub, 1
simply as a USB controller. I therefore surmise that the one is a
distributor of the other. It's certainly not faulty, as the scanner
works fine from these ports, as does my own Archos recorder.

Rob At 22:51 28/07/2006, you wrote:
>Re the original iPod poster - not sure what you mean by "designated
>as a hub" .. ?
>
>Could it be possible that those two USB ports are faulty or don't
>supply enough power, perhaps? Same goes for the Archos user below.
>
>----- Original Message ----- From: "Joey" <joey_at_astrainfo.com>
>To: "'Rockbox'" <rockbox_at_cool.haxx.se>
>Sent: Thursday, July 27, 2006 2:34 PM
>Subject: RE: IO device error with ipod
>
>
>>I am getting the exact same error/problem, but with my Archos Jukebox Studio
>>6000. I am already using the USB ports in the back of my computer. I think
>>it may be because I upgraded the harddrive. If I try to copy about 15 gbs of
>>music to it (20gb drive) and I leave it over night, when I come back in the
>>morning it's only halfway or a quarter way through with the same I/O error,
>>and I have to start it again from where it left off.
>>
>>Joey
>>
>>-----Original Message-----
>>From: rockbox-bounces_at_cool.haxx.se [mailto:rockbox-bounces_at_cool.haxx.se] On
>>Behalf Of Matthew Caron
>>Sent: Thursday, July 27, 2006 7:33 AM
>>To: Rockbox
>>Subject: Re: IO device error with ipod
>>
>>
>>Aha! There you go. Congratulations.
>>
>>Rob Powell wrote:
>>>Hi all, problem solved. The configuration is that the 2 USB ports on
>>>the side of the machine are designated as a hub, the 4 on the back not.
>>>The ones on the back work fine, and in fact are much faster too. Thanks
>>>for the help,
>>>
>>>Rob At 23:51 26/07/2006, you wrote:
>>>>If you have any other storage devices hooked up via USB, try
>>>>disconnecting them all before plugging in the iPod.
>>>>
>>>>On 7/26/06, *Matthew Caron* < matt_at_mattcaron.net
>>>><mailto:matt_at_mattcaron.net>> wrote:
>>>>
>>>> This is a bit of a circular logic, but it might help you isolate the
>>>> fault. It assumes your XP install is using NTFS
>>>>
>>>> (1) Grab a recent linux LiveCD, preferably one that reads NTFS.
>>>> Something like http://www.knoppix.org/ might work.
>>>> (2) Boot it
>>>> (3) Try to copy files from your XP partition to the iPod.
>>>> (4) See what happens.
>>>>
>>>> Possible conclusions:
>>>>
>>>> - If it works, then it's Windows.
>>>> - If it doesn't work, then it could be your USB controller or the
>>>> iPod
>>>> firmware.
>>>>
>>>> You could also try a separate USB controller, if you have one.
>>>>
>>>> Also, is the iPod connected directly or via a hub? Back in my
>>firmware
>>>> days, I found a great deal in variation as to how well hubs
>>>> worked. Most
>>>> of the chips on motherboards seem to work fine, so plugging it
>>>> directly
>>>> into the computer usually solved most issues.
>>>>
>>>> Which brings up a question for the rockbox folks: What's the deal
>>with
>>>> USB on iPods? Is all you need is for someone to write a mass storage
>>>> device driver for it? If so, maybe I could help. I'm getting married
>>>> this weekend, but after I come back from my honeymoon, my schedule is
>>>> pretty free.
>>>>
>>>> Rob Powell wrote:
>>>> > Hi all, I really could use some help with this one, as I'm a bit
>>>> stuck.
>>>> >
>>>> > I'm running XP, and have my Ipod connected to a USB port. I've
>>>> used the
>>>> > same port for an Archos player and so on before with no
>>>> problems. I'm
>>>> > copying music to my ipod, and some of the time, I get "unable to
>>>> perform
>>>> > request because of an IO device error". It's not predictable,
>>>> in that
>>>> > sometimes it'll copy about 10 albums before it crashes, sometimes 1
>>>> > track. the files that it crashes on can usually be copied
>>>> individually.
>>>> >
>>>> > I've tried both copy and paste and send to, I use my computer
>>rather
>>>> > than windows explorer (only from habit), I just wondered if
>>>> anyone had
>>>> > any bright ideas?
>>>> >
>>>> > Thanks for any help,
>>>> >
>>>> > Rob
>>>> >
>>>>
>>>> --
>>>> --------------------------------------------------------------------
>>>> PGP Key: http://www.mattcaron.net/pgp_key.txt
>>>> ~~ Matt Caron ~~
>>
>>--
>>--------------------------------------------------------------------
>>PGP Key: http://www.mattcaron.net/pgp_key.txt
>>~~ Matt Caron ~~
>>
>>
>>
Received on 2006-07-29