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Casio MINI CM-604 (CM-604)

Casio MINI CM-604
Image: Joe Haupt, CC BY-SA 2.0

The Casio MINI CM-604 is an arithmetic calculator with 6 digits precision and algebraic logic. It has 5 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA. The calculator was manufactured in Japan. Note: 12 digits internal precision

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys19
Precision6
LogicAlgebraic
Display typeVFD
Length80mm
Width156mm
Thickness31mm
Weight134g
Power Consumption0.400000W
Power Source4xAA
CountryJapan
Year introduced1974
Year discontinued1974

Replacements:

If you have a Casio MINI CM-604 that is no longer working, you can first try replacing the 4xAA 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