thinkpad sl410k电池不是原装的?

型号是thinkpad sl410k TYPE 2874-7GC, 配置T4400，1G，250G，4500显卡开机有时警告如下：Warning messageThis system does not support batteries that are not genuine lenove-made or an thorized. This system will continue to boot,but for performance and safety reasons,may not charge unauthorized batteries.Warning:lenovo has no responsibility for the performance or safety of non-lenovo-made batteries and provides no warranties for failures or damage arising out of their use press the esc key to continue2、电池是日本三洋制造，但标签是联想的3、拔掉电源自动关机 收起