HP 20b Business Consultant - Adjusting the Display Contrast; Two Line Display

Basic Features
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2. Press > repeatedly until English displays on the screen.
3. Press I until the desired language is displayed. The displayed
language is the active setting.
4. Press O to return to the default calculator screen.
For more information on accessing menus and changing calculator settings, refer
to the section below titled, Accessing Menus .
Adjusting the Display Contrast
To adjust the brightness of the display, press and hold O while pressing the
+ or - keys. Each press of the + or - keys slightly increases or
decreases the brightness of the display.
Cursor
When you enter a number, the cursor (-) blinks in the display and indicates you
are in number entry mode.
Two Line Display
There are two lines in the display screen as shown in Figure 1-1:
Figure 1-1 Display Screen