
 
7. KEYPAD OVERLAY 
 
 
 
 
 
8. FUNCTIONS OF KEYS 
 
Key Description 
 
Turning on/off the scale 
 
Zeroing 
 
Tarring 
 
Printing out the result or confirming some entered data 
 
Function key (entering the menu) 
 
Selecting products 
 
Selecting contractors 
 
Inscribing a tare value 
 
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