Pentax K-x Black K-x Black K-x Manual - Page 287

Cleaning the CMOS Sensor 285 Shadows may appear in the image on white backgrounds and other shooting conditions if the CMOS sensor becomes dirty or dusty. This indicates that the CMOS sensor must be cleaned. Removing Dust by Shaking the CMOS Sensor (Dust Removal) Shaking the CMOS sensor removes dust that has collected. 1 Select [Dust Removal] in the [R Set-up 4] menu and press the four-way controller (5). The [Dust Removal] screen appears. 2 Press the 4 button. The Dust Removal function is activated by shaking the CMOS sensor. Dust Removal Dust Removal Start-up Action To activate the Dust Removal function every time the camera is turned on, select [Start-up Action] and use the four-way controller (45) to select O. MENU When Dust Removal is completed, the camera returns to the [R Set-up 4] menu. OK Start 11 Appendix