Panasonic TY-TP65P8-S - Touch-screen - Wired, Руководство по обслуживанию

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3. Self Test
Self test is to check the operating condition of each IR LED and Phototransistor.
Click “Self Test” button (B) for initialization, and click (B) again. Then self test starts.
The result is shown in the textbox (C)
About the NG indication of the textbox (C) :
There are 6 areas of X1, X2, X3, Y1, and Y2. See Below “area location” for defective line.
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TY-TP65P8-S / TY-TPEN6