Samsung SPH-A640 User Manual (user Manual) (ver.1.0) (English) - Page 41
Using Your Phone’s Battery and Charger, Battery Capacity
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Phone Basics Using Your Phone's Battery and Charger Warning! Use only Trumpet Mobile-approved or manufacturerapproved batteries and chargers with your phone. The failure to use a Trumpet Mobile-approved or manufacturer-approved battery and charger may increase the risk that your phone will overheat, catch fire, or explode, resulting in serious bodily injury, death, or property damage. Trumpet Mobile- or manufacturer-approved batteries and accessories can be found at Partner Stores. Battery Capacity Your phone is equipped with a Lithium Ion (Li-Ion) battery. It allows you to recharge your battery before it is fully drained. The battery provides up to 3.8 hours of continuous digital talk time. When the battery reaches 5% of its capacity, the battery icon blinks. When there are approximately two minutes of talk time left, the phone sounds an audible alert and then powers down. Note: Long backlight settings, searching for service and vibrate mode affect the battery's talk and standby times. Tip: Be sure to watch your phone's battery level indicator and charge the battery before it runs out of power. Section 2A: Your Phone: The Basics 19