Casio fx-7000G

Configuration

  • Built: April 1985 (manufacturing code 5D311A)
  • Display: LCD, 96 x 64 pixels, graphics

Trivia

  • The Casio fx-7000G is the world’s first graphing calculator.
  • I bought this calculator from a 200 DM money gift I got from my uncle at Christmas 1985.

Restauration Works

  • Cleaned the case and keys.

Known Issues

  • The display has some minor delamination streaks from old age (called “vinegar syndrome”). The defect is a cosmetical issue, and does not affect the pixel presentation at all. However it’s not reversible and tends to become worse over time.

History

  • 1986-01-??: Date of purchase