iPod a1199 battery replacement

iPod a1199 battery replacement. How to remove the battery and what is the big problem. When disassembling the iPod a1199, it is necessary to pay close attention to all components and especially the flex cables. The battery must be desoldered and re-soldered, you can use the motherboard method or the battery directly, but you must be experienced to avoid injury. This operation must be carried out by a service center or an experienced person. iPod battery replacement a1199. It is a great pity that the battery does not have the classic connection and disconnection of the flex cable and it is necessary to use solder.