Canon PowerShot S1 IS User Manual page 133

Problem
Cannot play back You attempted to play back images shot with
another camera or images edited on a computer.
File name was changed with a computer or file
location was changed.
Lens will not retract CF card slot cover or battery cover opened with
camera on.
CF card slot cover or battery cover opened while
camera was recording to CF card (warning signal).
Switched to Playback mode from Shooting
mode.
Batteries consumed Batteries are not the right type.
quickly
The batteries are cold.
Battery terminals are dirty.
The batteries have not been used for over a
year.
If rechargeable batteries: The batteries have lost
their effectiveness.
Cause
Computer images that cannot be played back will play back if they
are added to the camera using the bundled software program
ZoomBrowser EX or ImageBrowser.
Set the file name or location to the file format/structure of the
camera. (See About File and Folder Numbers (p. 155).)
Close the CF card slot cover or battery cover, then turn off the
camera.
Close the CF card slot cover or battery cover, then turn off the
camera.
The lens does not retract in this case. To make the lens retract,
close the lens cover.
Use only unused AA-size alkaline batteries or Canon AA-size
NiMH batteries. For information about alkaline batteries,
see Proper Battery Handling (p. 15).
Battery performance deteriorates at low temperatures. If
shooting in a cold area, keep the batteries warm (by placing
them in an inner pocket, etc.) until ready to use them.
Wipe them well with a dry cloth before use.
If batteries are rechargeable: Performance should return to
normal after several charging cycles.
Replace all 4 batteries with new ones.
Solution
Appendix 131