锁定和保护手机 ............................................................................28 IMEI 编号..........................................................................................28 故障排除 .......................................................................................29 常见问题 ...........................................................................................29 错误信息 ...........................................................................................29 法律信息 .......................................................................................30 索引 ..............................................................................................31 3 这是此出版物的互联网版本。 © 打印后仅可用于私人用途。