Canon has issued a safety notice to owners of its Powershot A530 and A540 cameras. Certain examples of these models appear to have a design fault involving the metal spring on the door of their battery compartment allowing it to cause a short circuit which may lead to reduced battery life and the possibility of overheating.

Owners of these two models with serial numbers beginning "21" "22" "23" and "24" are advised to inspect the battery compartment in accordance with the safety notice here. and contact their local Canon Service-centre who will repair it free of charge regardless of warranty status.