Victor Technology V12 Manual Do Utilizador

Powering On and Off 
Turn the unit on by touching the ON button.  To turn the unit off, touch the ON 
button again.  The calculator will automatically power off after 7 minutes if not 
used. 
 
When the calculator is experiencing a low battery charge, a battery icon will 
appear in the top left corner of the display screen. 

 

Controlling screen contrast 
To change the contrast of the display screen for optimal viewing, hold down the  

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b  button and touch   X  or   ÷  keys until desired contrast is reached.   

 
Keyboard Dynamics 
Most buttons perform multiple functions.  The primary function is displayed on 
the center of the button, while alternative functions of the same button are 
imprinted on the bottom side of the button, below the button, or above the 
button.  Alternate functions are obtainable by using one of two colored prefix 
buttons prior to entering the function desired.  The colors of the prefix buttons 
match the alternative functions.  The prefix buttons are  b  (blue) and  r  (red). 
 
Entering Digits 
To enter a digit, touch the number buttons and decimal place  .

.

    button in the 

same order as they would appear on paper.   
 
Decimal Placement 
On the display, digits are separated with commas left of the decimal place.  To 
change the decimal point period icon to a comma and the comma icon to a 
decimal point, turn the V12 off, touch and hold the decimal point button  . , and 
touch the ON  button.  Repeat this process again to reset these placements to 
the standard display.