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DR-320TEC/420TEC/520TEC
FR-620TEC
User's Guide
Bedienungsanleitung
Mode d'emploi
Guía del usuario
Guida dell'utilizzatore
Instruktionshäfte
Gebruiksaanwijzing
Bruksanvisning
Käyttäjän opas
Brugsvejledning
Guia do Usuário
Felhasználói Útmutató
Návod k použití
Instrukcja Obsługi
E G F S I Sw D Nr Fi De Po R Hg Cz Pl

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Table of Contents
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Summarization of Contents

NOTICE
Handling the Calculator
Proper use and care of the calculator, including initial setup and cleaning.
About the Input Buffer
Explains the calculator's input buffer capacity for key operations.
Back-up Battery
Information on the memory back-up battery, its function, and replacement.
RESET Button
Details the function of the RESET button for clearing memory and restoring operation.
GENERAL GUIDE
About the Selectors
Explains the function and use of various selectors on the calculator.

Table of Contents