Setting The Display Contrast; Adjusting The Display Contrast - Texas Instruments TI-89 Titanium User Manual

APD does not occur if a calculation or program is in progress, unless the program is
paused.

Setting the Display Contrast

The brightness and contrast of the display depend on room lighting, battery freshness,
viewing angle, and the adjustment of the display contrast. The contrast setting is
retained in memory when the graphing calculator is turned off.

Adjusting the Display Contrast

You can adjust the display contrast to suit your viewing angle and lighting conditions.
To:
Decrease (lighten) the contrast
Increase (darken) the contrast
VAR-LINK O
CHAR U
Contrast keys
If you press and hold 8 | or 8 « too long, the display may go completely black or
blank. To make finer adjustments, hold 8 and then tap | or «.
Operating the Calculator
Press and hold both:
8 |
and
8 «
and
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