Canon Community

Explorer0863 · 05-29-2020

Hello,I hope that any of you can provide some direction. I was going to use this lens with my 5D Mark II this morning and noticed that the autofocus wasn't working. Checked and double checked my settings and didn't find anything wrong with them. My s...

Explorer0863 · 10-24-2013

I bought a new PC and need to install the printer. I am running Windows 8.1. I have owned this printer for many years and no longer have the original installation CD. I just checked the Pixma Pro9000 page of the Canon website and found 2 items under ...

Explorer0863 · 05-31-2020

Correct. The AF shutter button works fine with other lenses, including non-Canon lenses.@RobertTheFat wrote:@Mark35mmF2 wrote:Hey there,It sounds like you may have the autofocus decoupled from the shutter button as you had said. This would not change...

Explorer0863 · 05-31-2020

Hi,When I pressed the AF On button on both camera bodies, it didn't focus. I switched the CF from 0 to 1 and viceversa and that didn't work either.@Mark35mmF2 wrote:Hey there,It sounds like you may have the autofocus decoupled from the shutter button...

Explorer0863 · 05-31-2020

I did the clear all settings option. The AF with this lens still doesn’t work.@ebiggs1 wrote:The first setting to clear all settings would have corrected it. The clear all custom settings would not. Do the clear all settings option.

Explorer0863 · 05-29-2020

I was outside, landscape photography. Switching to manual focus I'm able to turn the focus ring and take pictures.

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EF 17-40mm f/4 L USM Autofocus Issue

Pixma Pro9000 Re-installation without CDs

Re: EF 17-40mm f/4 L USM Autofocus Issue

Re: EF 17-40mm f/4 L USM Autofocus Issue

Re: EF 17-40mm f/4 L USM Autofocus Issue

Re: EF 17-40mm f/4 L USM Autofocus Issue