文档介绍：目录
前言 ..................................................................................................................................................................2
主要功能 ..........................................................................................................................................................2
注意事项 ..........................................................................................................................................................3
按键示意图 ......................................................................................................................................................4
音乐播放 ..........................................................................................................................................................8
电子书阅读 ......................................................................................................................................................9
FM 收音机(购买时是否有此功能)...............................................................................................................10
录音................................................................................................................................................................11
资源管理器 ....................................................................................................................................................12
设置 ................................................................................................................................................................12
系统升级 ........................................................................................................................................................15
常见问题的处理 ............................................................................................................................................18
技术规格 .....................