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Archive 2007 · ['NEW Fix' UPDATE!] - MkIII AF still broken

  
 
jkurkjia
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p.50 #1 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Is it time for a post AF Fix-I "yea/nay" poll?


Feb 25, 2008 at 10:59 PM
arashm
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p.50 #2 · ['NEW Fix' UPDATE!] - MkIII AF still broken


jkurkjia wrote:
Is it time for a post AF Fix-I "yea/nay" poll?



I agree
Mine has the fix now... it's better but still not what I expect from the camera...
am



Feb 25, 2008 at 11:13 PM
d_brown
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p.50 #3 · ['NEW Fix' UPDATE!] - MkIII AF still broken


I agree. We need a poll.

After 7 months of not being able to use the camera, I got the "fix". It's better now. Very good indoors and in dim light. NOT good in bright light or servo. I wonder what will happen when the weather warms up. Maybe it will be a "winter" camera.

Sorry that some of you are having so much trouble.




Feb 25, 2008 at 11:29 PM
rscheffler
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p.50 #4 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Hrow wrote:
2. The fix is to insert shims and reposition the lens mount. I have been assured by the nice fellow at Canon (and I am not being snide, he is quite nice) that this is standard practice and is part of the build process as well. I don't know enough about camera manufacturing but this wasn't what I expected to hear as the implication is that each camera has to be tested for individual variations and shimed accordingly - after it is mostly built.

3. He didn't have an answer (and I didn't really expect him to offer one) as
...Show more

http://www.f20c.com/stuff/canon/partslist/EOS%2010D.PDF

That's a link to the parts manual for the EOS-10D...

Look on pg. 9: Part CB1-2659 "spacer"... you'll note it's quoted as "service only" and is available in 6 different thicknesses. I feel this very nicely proves that this is a "standard service option" for the entire EOS range, rather than a one off fix for the Mark III because it's also listed here:
http://f20c.com/stuff/canon/partslist/EOS%20D60.PDF on pg. 15 - the same part for the D60. If you look at http://f20c.com/stuff/canon/partslist/ you'll note that the 1D and 1Ds parts lists don't list that part... however, that does not mean that part can't be used since the lens mount parts for the 1D series are the same as the 10D, D60, etc...

As well, if you look here: http://www.f20c.com/stuff/canon/partslist/EF%20180%203.5%20L%20MACRO%20USM.PDF
A parts list for the 180 macro. On pg. 1, there are two parts that are available in different thicknesses, I believe to fine tune focus: CY1-2178 and what appears to be the lens mount: CY1-2497 available in nine different thicknesses.
Same thing here for the 100-400: http://f20c.com/stuff/canon/partslist/EF%20100-400%204.5-5.6L%20IS%20USM.PDF

The request by Canon to calibrate your lenses to the camera is not unique. This is something colleagues of mine have had to deal with in the past with the Mark II and Mark IIN cameras. If everything is sent in, the ideal would be for each item to be calibrated to a standard. Once this is achieved each lens will work with each body. If you purchase a new body or lens, so long as it's "within standard" there should be no issue using it in your system.

Just want to point out that what the Canon service rep is telling you is truthful and not a unique fix for your camera or the Mark III specifically. AF focus accuracy issues are not unique to the Mark III. It's something I've experienced with EOS bodies going back to the EOS-1.

As for asymmetrical distances between the mount and the sensor or the general bad luck you've been having with the camera...... again, not to diminish the serious problems you've experienced but we can't really say it's unique to the Mark III. But perhaps there is a greater number of problem cameras this time around?

Ron



Feb 26, 2008 at 12:10 AM
rscheffler
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p.50 #5 · ['NEW Fix' UPDATE!] - MkIII AF still broken


simonella_viru wrote:
oh lord. i just dropped mine off at purolator to have it sent to canon for fix #1. my expectations are abysmal at best.

*rolls dice*


I sent in one of my two Mark IIIs to Canon Canada last month and so far it seems to be working fine. Haven't shot much outside with it, so that remains to be seen but I have noticed better One Shot focus reliability.

According to the work order turn around was ~4 days but for some untold reason it sat around for another few days before being shipped...

Ron



Feb 26, 2008 at 12:14 AM
rscheffler
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p.50 #6 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Jeff wrote:
I don't know what's "funny" about it. I did a search several days after RG's announcement, and found several people who confirmed it (i.e. they themselves were present at one of the briefings). I don't have the time to go looking for them again, but I'm sure they are still there, though not by searching title of thread. Simply read every MkIII thread you run across starting with the most recent, and sooner or later you'll find one. The threads over there aren't very long, and there actually aren't very many MkIII threads (compared to here, at least).

-Jeff


http://www.sportsshooter.com/message_display.html?tid=28145

Yes, that's the one... note the comment by Robert Hannashiro, a highly respected member at that forum (essentially the founder of SS) and USA Today photographer...

Ron



Feb 26, 2008 at 12:16 AM
simonella_viru
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p.50 #7 · ['NEW Fix' UPDATE!] - MkIII AF still broken


rscheffler wrote:
I sent in one of my two Mark IIIs to Canon Canada last month and so far it seems to be working fine. Haven't shot much outside with it, so that remains to be seen but I have noticed better One Shot focus reliability.

According to the work order turn around was ~4 days but for some untold reason it sat around for another few days before being shipped...

Ron


danke. should be interesting. man oh man, i really hope that canon fesses up a mighty good (public) response to all this crap. i think we all deserve it, after all these months...



Feb 26, 2008 at 12:35 AM
Yakim Peled
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p.50 #8 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Henry, if you decide to send all your lenses I think you may want to send your other bodies as well. Otherwise you may find that your 1D Mk III is perfect but all your bodies are having focus problems.

Happy shooting,
Yakim.



Feb 26, 2008 at 01:48 AM
PasiM
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p.50 #9 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Yes, thatīs what i found too.

Again: Just a few post in SportsShooter site and ALL of them are simply refering to RGīs article!

Or is my bad english missing something here?

I am NOT denying the real problems with 1DM3 here.

But itīs strange that all leads are taking us to simply RGīs article only with this RUMOURED
MoAF (like somebody said it good : Mother of All Fixes)

*EDIT*
Ok, found it:

Hanashiro:
"I have received numerous emails from people asking me to post any details that I may have gotten here ... but Rob has done a good job outlined the official information that Canon has been giving to Mark III users. "



Feb 26, 2008 at 02:01 AM
Chris Dees
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p.50 #10 · ['NEW Fix' UPDATE!] - MkIII AF still broken


I'm in the same boat as Henry.
Next week I have an appointment with the service centre to calibrate all my gear (3 bodies, 11 lenses). If, after this, the 1DMkIII still isn't working properly they swap it.
I can't understand why they need everything but they can have it. In one way or other I'll have a proper functioning 1DMkIII in a couple of weeks. Not bad after 9 months
It will take some time to test everything.



Feb 26, 2008 at 03:42 AM
apdieb
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p.50 #11 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Question: (Because I fully expect them to ask me to do the same thing once it returns and it still misfocuses) - Who pays for the shipping on all these lenses? That cannot be cheap at all... Might be cheaper to get a flight out to CA....




Feb 26, 2008 at 04:04 AM
Chris Dees
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p.50 #12 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Distances are not that far in Holland.
I can bring them to CPS (5km) and have it back one week later.
Or I just drive 150km and wait for it and have it the same day.
I choose for the last one



Feb 26, 2008 at 06:27 AM
Hrow
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p.50 #13 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Ron, Thank you for the references to the service manuals, it helps explain what is going on.

What it doesn't answer is; How do I rent or borrow a lens and have any confidence that it will work? When I buy a new lens why should I have to send in both the camera and the lens to have it calibrated? Will Canon provide a loaner and how long will Canon cover the cost of that service? I literally was going to buy an 85L this morning if everything was working properly. Is it reasonable to expect that I should spend $1700 for a lens and have to pack it up immediately to send it and the body back to Canon to get it work right?

I am glad that they have these options to fix broken cameras. My camera is not broken, it is new - it just never worked right. That is a huge distinction that can't be overlooked. Imagine, if you will, Canon telling a newspaper with 30 bodies and a hundred lenses that they had to send in all of their gear to get 5 (which is about the percentage consistently reporting problems) of their new 1DMkIII's to focus. Ain't going to happen and when you look at from that perspective, their response starts to look pretty stupid.









Feb 26, 2008 at 07:31 AM
blonde
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p.50 #14 · ['NEW Fix' UPDATE!] - MkIII AF still broken


the only thing i can say about this whole thing is that i wish that Nikon wouldn't charge soooo much money and have such a crappy availability for their long VR super tele's.


Feb 26, 2008 at 11:35 AM
momv630
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p.50 #15 · ['NEW Fix' UPDATE!] - MkIII AF still broken


Just wanted to report after a 2week turn around I just got back my Mk3.

Factory report on the Mk3 says:
We have examined the product according to your request and it was found that the product performed according to specifications. The AF did not operate properly. Focus, exposure, wb, color matrix adjustments were carried out. Other electrical adjustments, inspections and cleaning were carried out.

For all of my lenses sent in they said this:
We have examined the product according to your request and it was found that the product performed according to specifications. The AF did not operate properly. Electrical adjustments were carried out on the pcb assembly. Inspection and cleaning were carried out.

Will be testing it this week...



Feb 26, 2008 at 01:51 PM
dIggO
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p.50 #16 · ['NEW Fix' UPDATE!] - MkIII AF still broken


I got my MIII back yesterday. All lenses had to be recalibrated with micro adjustment...

A quick test with AIS says that it still doesn't work properly. The fastest lenses are the worst. My 50 1.4 is all over the place and can't be used with AIS...
Severe testing will be done this week. But that I'm p*ssed, is an understatement.

dIggO



Feb 26, 2008 at 02:18 PM
perfectpixel
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p.50 #17 · ['NEW Fix' UPDATE!] - MkIII AF still broken




Factory report on the Mk3 says:
... it was found that the product performed according to specifications. The AF did not operate properly...



so the factory specs are for the AF to NOT operate properly...?



Feb 26, 2008 at 03:16 PM
momv630
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p.50 #18 · ['NEW Fix' UPDATE!] - MkIII AF still broken


perfectpixel wrote:
so the factory specs are for the AF to NOT operate properly...?



I know... makes NO sense at all to me. I just tried my 70-200mm and it looks good. I don't want to get too excited here. I've got more lenses to try out.



Feb 26, 2008 at 03:31 PM
R Longenbach
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p.50 #19 · ['NEW Fix' UPDATE!] - MkIII AF still broken


I got the same language when I sent my Mk3 in before the first fix was announced. Camera operating according to specifications. AF not working.

Sheesh.



Feb 26, 2008 at 04:09 PM
Paul B
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p.50 #20 · ['NEW Fix' UPDATE!] - MkIII AF still broken


momv630 wrote:
I know... makes NO sense at all to me. I just tried my 70-200mm and it looks good. I don't want to get too excited here. I've got more lenses to try out.


I noticed that bizarre juxtaposition also. I assume what they mean is that after they went through the whole process of examining and fixing per the customer request it was operating to spec and that the problem was the AF was not operating correctly in the first place. Jeez. They just need a little help with some basic editing.



Feb 26, 2008 at 04:19 PM
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