Sharp OZ-640 - Manual (Page 7)

6
Part Names and Functions
4-pin cable jack
Connects 4 pin Communication Cable for
other interfaces, etc.
Application keys
Starts appropriate applications.
Infrared Transfer (IRDA)
For data transfer between two OZ-650
Organizers via the infrared port. (only OZ-650
has the function of infrared transfer.)
Display
Shows information, and is used for navigating
the various functions.
Numeric keypad
Used for operating the calculator and entering
numbers in other applications.
Keyboard
For entry of characters and commands.
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