IBM 1483 Personal Computer User Manual


 
701344-003 6-1
Chapter 6. Calculator Operation
The 1483 has a built-in calculator that allows you to add, subtract, multiply, and divide
positive and negative numbers in decimal, binary, or Hex, and calculate percentages in
decimal. Computations up to 13 digits long are supported.
Calculator keystrokes can be recorded with the Record/Playback feature. See Page 4-7
for information about the Record/Playback feature.
The Decimal calculator can be selected in Calculator mode by pressing F10.
The Binary calculator can be selected in Calculator mode by pressing F2.
The Hex calculator can be selected in Calculator mode by pressing F16.
Once a specific calculator is selected, it is the calculator displayed whenever Calculator
mode is entered until changed by selection of another calculator.
Calculator Mode
To enter or exit Calculator mode, depending on the attached keyboard, press and hold the
Alt and F12 keys (122-key and 104-key keyboards) or press and hold the Alt and F12/
F24 keys (102/103-key keyboards).
A calculator simulation is displayed on the screen as in Figures 6-1 on Page 6-3, 6-2 on
Page 6-5, and 6-6 on Page 6-6. Use the simulation with the numeric keypad on the 122-
key and 102/103-key keyboards and the six keys immediately above the Cursor Direction
keys on all supported keyboards.
Moving the Calculator on the Screen
The following keys reposition the Decimal, Binary, and Hex calculators on the screen:
The Cursor Direction keys can be used to reposition decimal or binary calculators.
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