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On Wed, 15 Nov 2006 19:30:12 +0000 Julian Hall <lists@xxxxxxxxxxxx> wrote: > The other issue with USB is the power consumption of the device. > Probably not an issue in this case as you're only using USB for data not > power, however not all USB sockets are implemented the same way. The > specification says that USB should be 500mA. Some motherboard > manufacturers take this to mean 500mA across the USB bus no matter how > many sockets there are, hence four sockets gets 500mA/4 = 125mA each - > not what the doctor ordered. Mark has a good point about the front USBs > also although that can be down to the case/motherboard combination. If > the front USBs are from a proper header on the motherboard then there is > only the case to worry about. > > Anyway it looks like you have a couple of options now with the offer of > a reader to try and the extension cable. It might be an idea to try > both. If the reader won't work in the front port either then you *know* > it's the port and there would be no point getting your own reader to use > (other than the benefits I mentioned earlier). If it works in the front > port, then it probably just doesn't like your camera. > > So three options (my maths skill is famous - I just thought of one :): > > USB extension cable > Card reader > USB hub (internal or external) > > An internal would give you up to 4 USBs on the front of the case, and > will be better engineered than the current port you are using. It would > mean opening the box and tinkering though - depends how brave/technical > you feel. An external would just take up one back USB port and sit on > top of the case, ready for you to plug in whatever device you need to. > Bear in mind that if it's the way the camera communicates that is the > problem, no cable or hub is going to make any difference. In that case > you'd be left with sticking as you are, or buying a card reader. > > Alternatively you could just stick with the (albeit irritating) routine > you already know works. > > Kind regards, > > Julian > Thanks for all that. As I said in reply to another email, I plan to visit the people who built my computer last May. I will have several questions for them and I will let the group know the outcome. Neil Winchurst > -- > The Mailing List for the Devon & Cornwall LUG > http://mailman.dclug.org.uk/listinfo/list > FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html