Scanner worked like a charm for many years and then suddenly stopped working. Why couldn’t Canon get that right? I tried few times and finally give up on it. In my case it was named CNQ Windows 7 Forums is an independent web site and has not been authorized, sponsored, or otherwise approved by Microsoft Corporation. Question marked as Solved User profile for user:

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Canon Scanner – Unable to open TWAIN source

Powerful and discrete security and CCTV cameras. Works for me now. I downloaded the file: Thanks I had to go back and edit it to include how to get to the driver page. Try downloading the file to your desktop and open and run as administrator CanoScan LiDEF film and negative canon lide 600f twain After clicking on the link you will lidd to select your operating system to get to the drivrer page. Now I am enjoying the great performance of my scanner again!

Thanks Jeff, our Lide 600 is back working again on Windows 7! The canon lide 600f twain may be included in your OS or you may not need a driver.

Canon lide 600f twain truly have no idea what to do now. Hi shiphencopy over the ” Twain Similar help and support threads. I spoke Canon about this and they obviously get this complaint all the time and they say that their drivers which they have failed to up date work “just fine” and that it is a problem with Windows 7 itself and that I need to speak to Microsoft!

Exactly same problem after canon lide 600f twain this additional directory to my path environment variable. Thanks Jeff, Like so many others I just wanted to add my thanks. Uplugging and plugging the scanner USB cable in when the slow down occurs will also fix the problem.

Canon disclaims all warranties, expressed or implied, including, without limitation, implied warranties of merchantability, fitness for a particular purpose and non-infringement. Huge thanks for your help – I had the same canon lide 600f twain and the lie works a treat.

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Clearly it has come about from a Windows update! Does anybody, please, know another possible way how to solve it?


Hiya Jeff, I was wondering if you canon lide 600f twain post that entire pathway plz because I accidentally deleted the pathway instead of just adding to it. I tried few times and finally give up on it. When your download is complete live use the instructions below to begin the installation of your download or locate your downloaded files on your computer.

Now I am knocking my head against the wall ; Everything is ok now. Find More Posts by pebbly. I just want to say thank you. Canon BubbleJet Printer Package v3. My F was unusefull without canoscan toolbox.

Canon LiDE F scanner fails to install on Windows 7 64bit – Windows 7 Help Forums

Glad that I can still use this old scanner which was a really good model. Thanks so much, after reading so much different threads and spendings HOURS of other canon lide 600f twain including a complete Factory re-setthis worked liked nothing Windows 7 Forums wtain an independent web site and canon lide 600f twain not been authorized, sponsored, or otherwise approved by Microsoft Corporation.

Now it is working again!! PaulSoebekti Win 7 64 bit 69 posts. Rebooting like caanon madman didn’t help, either. Very long phonecalls with Canon helpdesk, emails with them, no one could help me. You got me setup right – you da man!