For the procedure for displaying this menu, see the following section.
M.2.1 Adjusting the brightness/contrast
Bright
Adjust the brightness of the display unit.
When the display type is TFT, this menu is as follows as only [Brightness] can be adjusted.
The following models have 16 levels of brightness.
GP-3200 Series
GP-4100 Series
GP-4*01TM
Contrast
Adjust the contrast of the display unit. This menu is displayed when the arrow button is touched.
When the display type is TFT, [Contrast] cannot be adjusted.