This section describes settings for improving accessibility, such as the speed at which the same character is entered repeatedly when a key is held down, and reversing the contrast of the touch panel display.
<Key Repetition Settings>
  <Preferences> <Accessibility>
You can set the amount of time before characters start repeating when you hold down a key on the touch panel display, as well as the interval between repetitions.
<Invert Screen Colors>
  <Preferences> <Accessibility>
You can invert the screen colors of the touch panel display. If you find it hard to view the display even after adjusting the brightness, try specifying this setting.
<Use Flick Function>
  <Preferences> <Accessibility>
You can set whether to use flick operations.