用户说明书

Table Of Contents

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

使用前必读 ..............................................................................................6

关于本手册 ..................................................................................................... 6

按键操作 .........................................................................................................6

菜单操作 .........................................................................................................7

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

示例 ................................................................................................................8

计算器初始化 .......................................................................................... 8

计算器 ID 屏幕 ........................................................................................ 8

注意事项 ..................................................................................................9

安全注意事项 ..................................................................................................9

操作注意事项 ................................................................................................10

入门指南 ................................................................................................10

安装和拆卸前盖 ............................................................................................10

接通并断开电源 ............................................................................................12

主屏幕 .......................................................................................................... 12

调整显示对比度 ............................................................................................12

键标记 .......................................................................................................... 13

指示符 .......................................................................................................... 13

使用菜单 .......................................................................................................14

计算器应用程序和菜单 .............................................................16

计算器应用程序 .....................................................................................16

选择计算器应用程序 .....................................................................................16

已安装的计算器应用程序列表 ...................................................................... 16

使用设置菜单 ........................................................................................ 18

更改计算器设定 ............................................................................................18

项目和可用设置选项 .....................................................................................19

使用目录菜单 ........................................................................................ 23

使用工具菜单 ........................................................................................ 23

输入表示和数值 ....................................................................... 25

基本输入规则 ........................................................................................ 25

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） ................................................................................................... 26

撤消操作 .......................................................................................................26

将值和表达式用作自变量 ..............................................................................27

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） ....27

基本计算 .................................................................................. 28

四则运算 ................................................................................................28

分数计算 ................................................................................................28

乘方、乘方根和倒数 ..............................................................................30