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Preface
Congratulations on your choice of a Victor electronic printing calculator. Careful design,
quality materials, painstaking workmanship, and advanced research and production facilities
have given you a calculator that, with proper care, will provide years of trouble-free service.
This operating manual describes the features and operation of the Victor 1530-6, 1560-6
and 1570-6 electronic printing calculators. Where applicable, differences among the three
calculators are clearly noted in the manual. Each model is a commercial-grade calculator
with 10, 12 or 14-digit capacity and two-color ribbon printing.
Model 1530-6 is a print/display calculator, 10-digit,
with one independent memory
Model 1560-6 is a print/display calculator, 12-digit,
with one independent memory
Model 1570-6 is a print/display calculator, 14-digits,
with two independent memories
Each calculator also features the four basic arithmetic operations, financial, amortization,
present value/future value, days between days, time calculations, grand total, percentage
and percentage-of-change, cost, sell, margin, change sign, sigma, item count with
averaging, non-add/date functions, programmable tax rate key, backspace, units/price
mode calculations, square root function, time and date functions with battery back-up.
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