Canon EOS-1Ds Mark III EOS-1Ds Mark III Instruction Manual - Page 132

3 Automatic Sensor Cleaning 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. Cleaning the Sensor Now 1 Select [Sensor cleaning]. Under the [7] tab, select [Sensor cleaning], then press . 2 Select [Clean nowf]. Turn the dial to select [Clean nowf], then press . 3 Select [OK]. Turn the dial to select [OK], then press . X During the sensor cleaning, the icon will be displayed on the LCD monitor. When the cleaning ends, the screen will return to step 2. The user-executed cleaning takes about 4 sec. to complete. During the sensor cleaning, the shutter will make 3 shutter-release sounds. The camera is not taking pictures. For best results, do the sensor cleaning while the camera bottom is placed on a table or other surface at a perpendicular angle. Even if you repeat the sensor cleaning multiple times, the result will not improve that much. Right after the sensor cleaning is finished, the [Cleaning nowf] option will remain disabled temporarily. Disabling Automatic Sensor Cleaning In step 2, select [Auto cleaningf] and set it to [Disable]. X Whenever you set the power switch to or , the sensor cleaning will not be executed. 132