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Appendix
Raise the mirror up and open the shutter when cleaning the
CMOS sensor with a blower.
1 Turn the camera off and remove the lens.
2 Turn the camera on.
3 Select [Sensor Cleaning] in D4 menu and press
D.
The [Sensor Cleaning] screen appears.
4 Select [Mirror Up] and press E.
The mirror pops up and the grip lamps blink.
5 Clean the CMOS sensor with a blower.
6 Turn the camera off.
The mirror automatically returns to its original position.
u Caution
• Never use a spray blower or a blower with a brush. The
CMOS sensor may be damaged. Do not wipe the CMOS
sensor with a cloth.
• Do not put the tip of the blower inside the lens mount area. If
the power is turned off, this may cause damage to the shutter,
CMOS sensor and the mirror.
• When the battery level is low, the message [Not enough
battery power remaining to clean sensor] is displayed on the
monitor. Install a fully charged battery. If the battery capacity
becomes low during cleaning, a warning beep will sound. In
this case, stop cleaning immediately.
There are visible
defects in a
captured image, or
parts in the display
monitor that do not
light up or remain
lit.
There are
defective pixels in
the CMOS sensor.
Activate [Pixel Mapping] from
the D4 menu.
It takes about 30 seconds to
correct the defective pixels, so
be sure to install a fully charged
battery.
Problem Cause Remedy
Sensor Cleaning
D4