This manual covers getting started with the HP-19B calculator, including power on/off, display contrast, language settings, and basic arithmetic operations. It also details advanced business functions such as percentage calculations, cash flow analysis, bond and depreciation calculations, and time‑value‑of‑money tools.
Additional sections describe the Solver feature, menu customization, memory management, printing, and service contact information. Appendices provide assistance, battery information, menu maps, and an index for quick reference.
Press the ON key to power the calculator on, and press it again to turn it off.
Use the display contrast control to increase or decrease the contrast level.