用户说明书

Table Of Contents

使用计算器之前 .........................................................................

使用前必读 ..............................................................................................5

关于本手册 ..................................................................................................... 5

按键操作 .........................................................................................................5

菜单操作 .........................................................................................................6

键和键 .................................................................................................

示例 ................................................................................................................7

计算器初始化 .......................................................................................... 7

计算器 ID 屏幕 ........................................................................................ 7

注意事项 ..................................................................................................8

安全注意事项 ..................................................................................................8

操作注意事项 ..................................................................................................9

入门指南 ..................................................................................................9

安装和拆卸前盖 ..............................................................................................9

接通并断开电源 ............................................................................................ 11

主屏幕 ...........................................................................................................11

调整显示对比度 ............................................................................................ 11

键标记 .......................................................................................................... 12

指示符 .......................................................................................................... 12

使用菜单 .......................................................................................................13

计算器应用程序和菜单 .............................................................15

计算器应用程序 .....................................................................................15

选择计算器应用程序 .....................................................................................15

已安装的计算器应用程序列表 ...................................................................... 15

使用设置菜单 ........................................................................................ 16

更改计算器设定 ............................................................................................17

项目和可用设置选项 .....................................................................................17

使用目录菜单 ........................................................................................ 21

使用工具菜单 ........................................................................................ 21

输入表示和数值 ....................................................................... 23

基本输入规则 ........................................................................................ 23

使用普通书面格式输入表达式（仅限数学输入/数学输出或数学输入/小数

输出） ................................................................................................... 24

撤消操作 .......................................................................................................24

将值和表达式用作自变量 ..............................................................................25

覆盖输入模式（仅适用于线性输入/线性输出或线性输入/小数输出） ....25

基本计算 .................................................................................. 26

四则运算 ................................................................................................26

分数计算 ................................................................................................26

乘方、乘方根和倒数 ..............................................................................28