
| 4 | Screen | Displays text and operating instructions. In addition, operations | 
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 | can be performed and data can be input using the stylus | 
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 | provided. | 
| 5 | Microphone | Used for audio input (including voice). | 
| 6 | Power Key | Turns the power on and off. | 
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 | 
 | 
| 7 | CLR Key | Used to clear one letter to the left of the cursor. | 
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 | 
 | 
| 8 | Center Trigger Key | Used to perform bar code reading. Can be assigned an arbitrary | 
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 | function. | 
| 9 | Enter Key | Press when finishing entering numerical values or when moving | 
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 | to the next step. | 
| 10 | Cursor Keys | Perform the same functions as the up and down arrow keys on a | 
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 | PC keyboard. | 
| 11 | Numeric Keys | Used to enter numeric values and decimal points. | 
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 | 
 | 
| 12 | Fn Key | Used to make various settings in combination with the function | 
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 | keys or numeric keys or when starting a  | 
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 | application. | 
| 13 | Function Keys | Various functions other than bar code reading can be assigned to | 
| 
 | (Windows CE | these keys. | 
| 
 | models) | The default key assignments are as follows. | 
| 
 | 
 | F1: Clears one letter to the left of the cursor. | 
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 | F2: Not assigned. | 
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 | F3: Not assigned. | 
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 | 
 | F4: Enters a  | 
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 | F5: Enters a space. | 
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 | F6: Not assigned. | 
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 | F7: Not assigned. | 
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 | 
 | F8: Selects text entry mode. | 
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 | 
 | (The mode changes in order of Numeric ➝ Uppercase letter ➝ | 
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 | Lowercase letter.) | 
| 
 | Function Keys | Various functions other than bar code reading can be assigned to | 
| 
 | (Windows Mobile | these keys. | 
| 
 | models) | The default key assignments are as follows. | 
| 
 | 
 | F1: Left soft key. | 
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 | 
 | F2: Right soft key. | 
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 | 
 | F3: Not assigned. | 
| 
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 | F4: Not assigned. | 
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 | F5: Not assigned. | 
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 | F6: Raises sound volume. |