Canon PowerShot S1 IS PowerShot S1 IS Camera User Guide - Page 142

Using the Power Kits (Sold Separately) Using Rechargeable Batteries (Battery and Charger Kit CBK4-200) Included are the battery charger and four rechargeable AA-size NiMH (nickel metal hydride) batteries. Charge batteries as shown below. Charge Indicator zThe charge indicator blinks while charging, then remains lit when charging is finished. zThis charger can be used only to charge Canon AA-size NiMH batteries NB-2AH. Please do not attempt to charge NB-2AH batteries in any other type of charger. zNever mix new batteries together with batteries that have been used in other devices. zWhen recharging batteries from the camera, always recharge all four of them at the same time. zAll batteries you place in the charger should be at approximately the same charge state, and should have been purchased at the same time. Do not mix batteries with different purchase dates or different charge states. zDo not attempt to recharge fully charged batteries, as doing so may reduce or impair battery performance. Also, do not charge batteries for more than 24 consecutive hours. zDo not recharge batteries in enclosed areas that tend to retain heat. zRepeatedly recharging batteries before they become fully depleted may cause batteries to lose capacity. Do not recharge the batteries until the LCD monitor displays the "Change the batteries" message. zWipe the battery terminals well with a dry cloth in the following situations, as the terminals may be soiled with oil from one's skin or other dirt: - if the battery usage time has considerably diminished - If the number of recordable images has considerably diminished 140 Appendix