Canon PowerShot G9 - Manual (Page 260)

Appendix 258
Test Conditions
Shooting: Normal temperature (23°C ±2°C/73°F ±3.6°F), normal
relative humidity (50% ±20%), alternating wide angle end
and telephoto end shots at 30 second intervals with the flash
fired once every two shots and the camera power turned off
after every tenth shot. Power is left off for a sufficient
amount of time*, then the power is turned back on and the
testing procedure is repeated.
• A Canon-brand memory card is used.
* Until the battery returns to normal temperature
Playback: Normal temperature (23°C ±2°C/73°F ±3.6°F), normal
relative humidity (50% ±20%), continuous playback at 3
seconds per image.
See Battery Handling (p. 229).