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EOS RP Sensor Cleaner happens too frequently

migEOSRP
Contributor

I purchased an EOS RP camera recently. The settings have the sensor cleaner enabled on shutdown. I don't use the camera specifically with a lens, but use both a t-ring adapter for the R mount and also the Canon EF-EOS R adapter to connect to a spotting scope. Quite frequently the sensor cleaning initiates spontaneously, usually when the body of the RP is shaking a bit or unsteady (as in adjusting the focus while on a tripod). Is this normal behaviour?  Should I disable that setting and just clean it manually when I shut it down?

 

1 ACCEPTED SOLUTION

Accepted Solutions

Given your latest tests then it sounds like some issue related to the mounts for the scope, and not a camera fault. I have myself used a scope on an EOS R6 some time ago, and did not see any random power down issues or sensor cleaning happen. 

The manually initiated sensor clean additionally moves the shutter curtains as part of the cleaning cycle. 


Brian
EOS specialist trainer, photographer and author
-- Note: my spell checker is set for EN-GB, not EN-US --

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13 REPLIES 13

jrhoffman75
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@migEOSRP wrote:

I purchased an EOS RP camera recently. The settings have the sensor cleaner enabled on shutdown. I don't use the camera specifically with a lens, but use both a t-ring adapter for the R mount and also the Canon EF-EOS R adapter to connect to a spotting scope. Quite frequently the sensor cleaning initiates spontaneously, usually when the body of the RP is shaking a bit or unsteady (as in adjusting the focus while on a tripod). Is this normal behaviour?  Should I disable that setting and just clean it manually when I shut it down?

 


Does the camera state it is actuating sensor cleaning or is it maybe actuating image stabilization since you say you are moving the camera. 

John Hoffman
Conway, NH

1D X Mark III, M200, Many lenses, Pixma PRO-100, Pixma TR8620a, Lr Classic

shadowsports
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Greetings,

If sensor cleaning is enabled at power off, it should not be happening during normal use "spontaneously".  It should only occur at a power off event.  None of my cameras clean the sensor randomly at will.

I wonder if this has something to do with an adapter you may get be using?

~Rick
Bay Area - CA


~R5 C (1.0.9.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It

I think its the animation for sensor cleaning and makes the same sound. Does the image stabilization sound the same?

shadowsports
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Greetings, 

The RP does not have IBIS so the only IS noise would be from a lens.  The sensor cleaning sound is a very faint electronic sound. It has to be "pin drop" quiet to hear it and most of the time you won't.  The LCD does however say "cleaning sensor" so if you're not seeing that on the LCD then sensor cleaning is not happening.  

I think you should retest and confirm exactly what it is you're seeing or hearing, then report back.  🤔

~Rick
Bay Area - CA


~R5 C (1.0.9.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It


@migEOSRP wrote:

I think its the animation for sensor cleaning and makes the same sound. Does the image stabilization sound the same?


I'm not sure but I would suspect IS doesn’t make a sound. Rick knows the R series cameras. 

John Hoffman
Conway, NH

1D X Mark III, M200, Many lenses, Pixma PRO-100, Pixma TR8620a, Lr Classic

I've used two different adapters and they both do this.

Yes thanks I will carefully observe when this happens. 

20250423_172443.jpgScreenshot_20250423_173607_Gallery.jpgScreenshot_20250423_173621_Gallery.jpg

I just tried this and I'm certain its the sensor cleaner. The two shots of the LCD display show the display and with some jiggling the tripod, the sensor-cleaning animation in lower right side of the display started for a few seconds and then the display blanks and I can definitely hear the faint cleaner noise (faint, but I'm very familiar with it by now). The display stays blank after the animation but returns if I press the arrow (play/shoot) button. The behaviour seems to be fairly random ... if I shake the setup, it doesn't immediately initiate the cleaning. As I said above, I've tried different adapters and the problem is always there. 

shadowsports
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@John,

You are as knowledgeable as I and more in many cases. 🙏

@migEOSRP.  Yes, that is definitely the sensor cleaning icon.  Can you give us the history on this camera? Did you purchase it new.  

I'm not seeing a Canon brand EF to EOS R adapter??  I see a T mount and a spotting scope.  I suspect this might be what's causing the problem. 

With the camera mounted on the tripod, remove the scope and adapter.  Mount a standard RF lens on the camera and perform the "shake" test again.  What is the result? 

If you don't have an RF lens, you will need to test with an EF lens and Canon brand EF to EOS R adapter. If this works, your camera is fine and the 3rd party adapter you're using is the culprit.  

If I'm somehow missing something in your setup, please let us know?  I'm just going by what I see in your image.  

 

~Rick
Bay Area - CA


~R5 C (1.0.9.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It

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