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Casio JL-30

The Casio JL-30 is an arithmetic calculator with 12 digits precision and algebraic logic. It has 8 functions, 25 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 3x1.5V cell. The calculator was manufactured in Japan.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys25
Precision12
LogicAlgebraic
Display typeYLCD
Length159mm
Width110mm
Thickness39mm
Power Consumption0.001000W
Power Source3x1.5V cell
CountryJapan
Year introduced1978
Year discontinued1978

Replacements:

If you have a Casio JL-30 that is no longer working, you can first try replacing the 3x1.5V cell batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Casio