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Handling of LCDs
1)
The LCD display contains skin-irritating materials. If liquid materials flow out due to damage and
comes in contact with skin, wash the area under water for at least 15 minutes and consult a doctor.
2)
The LCD display might have uneven brightness according to the contents being displayed. This is not
a malfunction.
3)
Minute spots (dark or bright) may occur in the LCD display elements. This is a basic characteristic of
the LCD display and not a malfunction.
4)
When LCD display is viewed outside the specified view angel, the color might seem different. This is a
basic characteristic of the LCD display and not a malfunction.
5)
When displaying a same image for a long period of time, it might cause an image lag. This is a basic
characteristic of the LCD display and not a malfunction.
In order to avoid image lags, change the displayed image periodically and avoid displaying the same
image for a long period of time.
Handling of Analog Resistive Touch Screens
1)
Applications that require a point on the touchscreen to be pressed for a long time may cause
failures due to its structural features.
2)
The touch screen is made of glass. Scratched glass will break easily. Handle carefully so
that the glass does not come in contact with other glass and/or hard objects.
3)
Due to the characteristics of the touch screen, the area just outside the display area will be
read as a coordinate when touched. Please keep this in mind when designing an application
4)
The coordinates of the touch screen will become misaligned due to aging or its operating
environment. Correct the coordinates by coordination calibration as necessary. Refer to
“
4.4
Calibration
” for details.
