28If you turn on the power switch and the date/time setting screenappears, see page 30 to set the date/time.<1> : The camera turns on.<2> : The camera is turned off anddoes not operate. Set to thisposition when not using thecamera. Whenever you set the power switchto <1> or <2>, the sensorcleaning will be executedautomatically (A small sound may beheard). During the sensor cleaning,the LCD monitor will display <f>. Even during the sensor cleaning, you can still shoot by pressing theshutter button halfway (p.40) to stop the sensor cleaning and take apicture. If you repeatedly turn the power switch <1>/<2> at a shortinterval, the <f> icon might not be displayed. This is normal andnot a problem. To save battery power, the camera turns off automatically afterapprox. 1 minute of non-operation. To turn on the camera again, justpress the shutter button halfway (p.40). You can change the auto power-off time with the menu’s [5 Autopower off] setting (p.50).Turning on the PowerAbout the Automatic Self-Cleaning SensorAbout Auto Power OffIf you set the power switch to <2> while an image is being recorded tothe card, [Recording ...] will be displayed and the power will turn off afterthe card finishes recording the image.