calculator.org

the calculator home page

Texas Instruments GALAXY 9x

The Texas Instruments GALAXY 9x is an arithmetic calculator with 8 digits precision and algebraic logic. It has 27 functions, 45 keys, and an LCD (liquid crystal) display. The power source is CR2032 3V. The calculator was manufactured in Italy.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions27
Keys45
Precision8
LogicAlgebraic
Display typeLCD
Length88mm
Width140mm
Thickness16mm
Power SourceCR2032 3V
CountryItaly
Year introduced1991
Year discontinued1993

Diagnostics

Note that diagnostic tests generally delete any data on the calculator. Be sure to back up any important information held in the calculator before running these tests.

Turn calculator off, and press the backspace, open parenthesis and 8 keys simultaneously, then press the ON button. Then press 6 and then 7. Press ON to exit test mode.

Replacements:

If you have a Texas Instruments GALAXY 9x that is no longer working, you can first try replacing the CR2032 3V battery. 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 Texas Instruments