Ricoh Caplio R6 User Manual page 49

Turning on the camera in playback mode------------------------------------------------
When the camera is off, pressing the 6 (Playback) button for more than one second
turns the camera on. (The camera starts up in playback mode.)
When the camera has been turned on with the 6 (Playback) button, pressing the 6
(Playback) button again switches playback mode to shooting mode.
Where images are played back from-------------------------------------------------------
When no SD memory card is loaded, the camera plays back from the internal memory.
When an SD memory card is loaded, it plays back from the SD memory card.
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