Pentax K20D manual 255, Use the four-way controller 23 to select Mirror Up

Use a brush-less blower to remove dirt and dust from the CMOS sensor. Using a blower with a brush may scratch the CMOS sensor. Do not wipe the CMOS

sensor with a cloth.

8 Turn off the camera.

9 Attach the lens after the mirror returns to its original position.

Clean the CMOS sensor.

7

The mirror is locked in the up position.

If you used Dust Alert to detect dust on the sensor within the last 30 minutes, the Dust Alert image appears on the monitor. Clean the sensor while checking the location of the dust.

4

5

6

255

Press the four-way controller (5).

The Sensor Cleaning screen appears.

Use the four-way controller (23) to select [Mirror Up].

Sensor Cleaning

Starts mirror lockup to clean the sensor. Turn the power off to finish

Mirror Up

Cancel

OK OK

Press the 4button.

12

Appendix