Canon Mark 3 User Manual

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7
Sensor Cleaning
The camera has a Self Cleaning Sensor Unit attached 
to the sensor’s front layer (low-pass filter) to shake off 
dust automatically.
The Dust Delete Data can also be appended to the 
image so that any remaining dust spots can be removed 
automatically by the Digital Photo Professional 
(provided software).
Minimizing Dust
 When changing lenses, do it in a place with minimal dust.
  When storing the camera without a lens attached, be sure to 
attach the body cap to the camera....

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Whenever you set the power switch to  or , the Self Cleaning 
Sensor Unit operates (approx. 3.5 sec.) to automatically shake off any dust on 
the front of the sensor. Normally, you need not be aware of this operation. 
However, you can execute the sensor cleaning at anytime as well as disable it.
1Select [Sensor cleaning].
  Under the [ 7] tab, select [ Sensor 
cleaning ], then press < 0>.
2Select [Clean now f].
 Turn the < 5> dial to select [ Clean 
now f], then press < 0>.
3Select [OK].
  Turn the...

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Normally, the Self Cleaning Sensor Unit will eliminate most of the dust 
visible on captured images. However, in  case visible dust still remains, 
you can append the Dust Delete Data to the image to later erase the 
dust spots. The Dust Delete Data is used by the Digital Photo 
Professional (provided software) to  erase the dust spots automatically.
  Get a solid-white object (paper, etc.).
  Set the lens focal length to 50mm or longer.
  Set the lens focus mode switch to < g> and set the focus to...

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3 Appending Dust Delete Data
3Photograph a solid-white object.
 At a distance of 20 - 30 cm / 0.7 - 1.0 
feet, fill the viewfinder with a 
patternless, solid-white object and 
take a picture.
X The picture will be taken in the 
aperture-priority AE mode with an 
aperture of f/22.
  Since the image will not be saved, the 
data can still be obtained even if there 
is no memory card in the camera.
X When the picture is taken, the data 
will be obtained. When the data is 
obtained, a message will...

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Dust which could not be removed by the automatic sensor cleaning can 
be removed manually with a blower, etc.
The surface of the image sensor is extremely delicate. If the 
sensor needs to be cleaned directly, having it done by a Canon 
Service Center is recommended.
Before cleaning the sensor, detach the lens from the camera.
1Select [Sensor cleaning].
  Under the [ 7] tab, select [ Sensor 
cleaning ], then press < 0>.
2Select [Clean manually].
  Turn the < 5> dial to select [ Clean 
manually ],...

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3 Manual Sensor Cleaning
 While cleaning the sensor, never do any of the following. If the 
power is cut off, the shutter will close and the shutter curtains and 
image sensor might get damaged.
• Set the power switch to < 2>.
• Remove/insert the battery.
  The surface of the image sensor is  extremely delicate. Clean the sensor 
with care.
  Use a plain blower without any brush  attached. A brush can scratch the 
sensor.
  Do not insert the blower tip inside the camera beyond the lens mount. If...

137
8
Direct Printing from the Camera/
Digital Print Order Format
You can connect the camera directly to a printer and 
print out the images in the memory card.
The camera is compatible with “ wPictBridge” which is 
the standard for direct printing. 
You can also specify any images in the memory card to 
be printed. 
(p.147)
About DPOF
DPOF (Digital Print Order Format) is a standard for recording printing 
instructions (image selections, quantity to print, etc.) in the memory 
card. In this way, you can...

138
You do the direct printing procedure entirely with your camera while you look at the LCD monitor.
1Set the camera’s power switch to 
.
2Set up the printer.
 For details, see the printer’s 
instruction manual.
3Connect the camera to the 
printer.
 Use the interface cable that came 
with the camera.
  When connecting the cable plug to 
the camera’s < D> terminal, the 
cable plug’s < D> icon must face the 
front side of the camera.
  To connect to the printer, refer to the 
printer’s instruction...

139
Preparing to Print
6Playback the image.
 Press the < x> button.
X The image will appear, and the < w> 
icon will appear on the upper left to 
indicate that the camera is connected 
to a printer.
wPictBridge
  The camera cannot be used with printers compatible only with CP Direct 
or Bubble Jet Direct.
  When connecting the camera to the printer, do not use any cable other 
than the interface cable provided.
  If there is a long beeping sound in step 5, it indicates a problem with the 
PictBridge...

140
The screen display and setting options will differ depending on the 
printer. Some settings might not be avai lable. For details, see the 
printer’s instruction manual.
1Select the image to be printed.
 Check that the < w> icon is 
displayed on the upper left of the LCD 
monitor.
  Turn the < 5> dial to select the 
image to be printed.
2Press .
X The print setting screen will appear.
3Select [Paper settings].
  Turn the < 5> dial to select [ Paper 
settings ], then press < 0>.
X The paper settings...