HP 30b Business Professional Quick Start Guide is the user guide on HP 30b Business Professional published by Hewlett-Packard Company.
This Quick Start Guide introduces the HP 30b Business Professional financial calculator, describing its keys, display, and basic operation modes. It provides step‑by‑step instructions for using the shift key, input key, equals key, and other essential functions.
The guide also covers customization options, menu navigation, battery replacement, warranty information, and regulatory notices, helping users get the calculator up and running quickly and safely.
| Display | Two line display |
|---|---|
| Auto power‑off | Approximately five minutes of inactivity |
Hold the O key while pressing + to increase or - to decrease contrast.
It activates an annunciator that indicates shifted (blue‑printed) functions on the keys.