One unfortunate circumstance that every Zen Xtra owner has run into is a discharged battery, either due to use or non-use, that the unit refuses to recharge. This usually manifests itself as an endless EAX screen reboot loop even when plugged into DC charger power. If you only have one battery, there is no way to recover from this firmware aberration; you must buy a battery that is charged off the shelf.
But once you have bought a new battery, how can you recover use of your old battery and use it to make sure your unit never goes dead again?
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