hard to believe is fine. but I take exception at people saying it was
a lie without producing so much as a shred of proof or a better
explanation. imho that is just unnecessary and uncalled for. I don't
recall who said it and it is all bygones but I remember at the time I
found that pretty weak, Not saying it was you, I honestly can't
remember.

2011/3/10 Paul Stenquist <[email protected]>:
> I still find the need-to-power-up explanation hard to believe. But I do 
> believe that SDM problems can be intermittent.
> On Mar 10, 2011, at 4:11 AM, eckinator wrote:
>
>> I remember when I posted that info as received from Pentax German HQ
>> most of the list were calling PHQ liars and the explanation
>> impossible... oh well =)
>>
>> 2011/3/10 Paul Stenquist <[email protected]>:
>>>
>>> On Mar 9, 2011, at 7:36 PM, <[email protected]> wrote:
>>>
>>>> Just before I boxed up this lens for shipping to C R I S for repair I 
>>>> thought I'd pop it back onto my K20D just to see if it would auto focus as 
>>>> it had not consistently auto focused for quite some time (bought new in 
>>>> 2/09) - and guess what - it began to auto focus, intermittently at first, 
>>>> and the longer it stayed on the camera body, the less frequently it 
>>>> refused to auto focus.
>>>>
>>>> It seems (?) to be auto focusing alright at the moment.
>>>>
>>>> I had previously done all the usual - check contacts, switched the lens 
>>>> auto/manual focus switch etc all to no avail.
>>>>
>>>> Any ideas out there as to what the heck is going on with this lens?
>>>>
>>>> Doesn't make sense to sent it in for repair since it now appears to be 
>>>> functioning ok, but I don't know how it will perform the next time I go to 
>>>> use it. It is probably my least used lens.
>>>>
>>>> I remember some discussion here about the lens needing to be on the camera 
>>>> body for awhile for it to auto function properly - something about 
>>>> charging IIRC.
>>>
>>> I remember hearing something about SDM lenses needing a few minutes to 
>>> power up. That doesn't seem to be true of any of mine. I do make a point of 
>>> using them all from time to time. My 60-250 and 16-50 both get a lot of use 
>>> just as a matter of need. But I make an effort to mount my least-used 
>>> 50-135 from time to time as well, just to give it a workout.
>>> Paul
>>>>
>>>> Kenneth Waller
>>>> http://www.pentaxphotogallery.com/kennethwaller
>>>>
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