If a Touch Panel key does not respond normally when tapped, it may not be detected properly.
Tap [Accessibility] - [Touch Panel Adjustment].
Tap four [+] keys while checking keying sounds.
Tap these [+] keys to adjust a position gap. Tap these keys in any sequence.
To start adjusting again, press Stop and tap [+] again.
To stop the adjustment, press the Stop key.
Tapping four [+] keys lights the Start indicator lamp in green.
Press the Start key.
Re-operate the screen that did not respond properly before adjustment, and check that the keying position is adjusted correctly.
After this procedure, if a keying error recurs, contact your service representative.
Adjust the brightness level of the Touch Panel.
Tap [Accessibility] - [Brightness Adjustment], and select [Low] or [High] to adjust the brightness.
Change the double-tap interval at five levels. Double-tap the box at the right of the screen to check the current setting.
Tap [Accessibility] - [Double Tab Interval Settings], and select [Slow], [Standard], or [Fast] (default: [Standard]) to change the interval.