http://www.samsung.com/us/support/download/supportDown.do?model_nm=YP-Z5ZB/XAA&mType=DR&vType=L&disp_nm=YP-Z5ZB

this is my mp3 player and everty time i try to download songs onto it my computer says that the device is not recognized and the tbhing charges but idk exactly whats wrong with it. i have barely any memory on it so dont tell me that the memorys full or something. i might need to call customer support but thats the last thing i want to do. any answers??? thanks

ps. i lost the original charger so i bought a new one on ebay and im wondering if that has something to do with it. it probly does but idk