The EL-735 is a business/financial calculator designed for tasks such as interest, future value, amortization, and cash‑flow analysis. This guide explains how to operate the device, use its keys, and perform a wide range of financial and statistical calculations.
Key sections cover the layout of the keyboard, turning the calculator on and off, the reset switch, indicator meanings, number entry, and detailed financial functions. Appendices include specifications, battery replacement, and operation notes.
Press the on key to power the calculator.
Press the reset button on the back of the calculator with a blunt object.
It automatically turns the calculator off after several minutes of inactivity to protect the batteries.