Canon PowerShot SD4000 IS PowerShot SD4000 IS / IXUS 300 HS Camera User Guide - Page 52

Power Saving Function (Auto Power Down) • Low level formatting may take longer than standard formatting, since all recorded data are erased. • You can stop a low level format of a memory card by choosing [Stop]. When stopping low level formatting, the data will be erased but the memory card can be used without problem. Power Saving Function (Auto Power Down) To save battery power, the camera shuts down automatically when it is not operated for a certain time. Power Saving during Shooting The screen will turn off approximately 1 minute after the camera is last operated. After about 2 more minutes, the lens will retract and the power will turn off. When the screen has turned off but the lens has not yet retracted, pressing the shutter button halfway (p. 23) turns on the screen and shooting can continue. Power Saving during Playback The power will turn off approximately 5 minutes after the camera is last operated. • You can turn off the Power Saving Function (p. 145). • You can adjust the time before the screen turns off (p. 146). Clock Functions You can check the current time. ∆ Press and hold the m button. The current time appears. ∆ If you hold the camera vertically while using the clock function, it will switch to vertical display. Press the qr buttons or turn the - dial to change the display color. ∆ Press the m button to cancel the clock display. When the camera power is off, press and hold the m button, then press the power button to display the clock. 52