Canon PowerShot S1 IS User Manual page 134

Problem
If using rechargeable Batteries were placed in the charger in the
batteries: Batteries do wrong direction.
not charge in separately
Poor electrical contact.
sold battery charger.
Battery terminals are dirty.
Battery life exceeded.
Image is blurred or out Camera moved.
of focus
Subject out of focal range.
Subject is hard to focus on.
132 Appendix
Cause
Put batteries back into the charger in the correct direction.
Wipe them well with a dry cloth before charging.
Replace all 4 batteries with new ones.
Ensure that there is at least 50 cm (1.6 ft.) between the camera
lens and subject.
Use the focus lock or the manual focus to shoot the image.
Solution
Be sure to set batteries firmly into the charger.
Be sure that the power cord is firmly connected to the charger,
and is firmly plugged in to the power outlet.
Be careful not to move the camera when pressing the shutter
button.
Use a tripod at slow shutter speeds when the camera shake
warning appears.
Turn the Image Stabilizer function on.
See Shooting Problem Subjects for the Autofocus (p. 93).