Operation Manual

62
SQW0550
Basics
Touch screen (Touch operations)
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Touch the screen with the clean and dry finger.
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If you use a commercially available monitor protection sheet, please follow the instructions that
accompany the sheet. (Some monitor protection sheets may impair visibility or operability.)
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Do not press on the monitor with hard pointed tips, such as ballpoint pens.
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Do not press the touch screen with your fingernails.
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Clean the monitor with a soft, dry cloth if there are fingerprints or other kinds of dirt on it.
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Do not scratch or press the monitor too hard.
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The touch screen may not function normally in the following cases.
• When touched by a gloved hand
• When the touch screen is wet
• When touched by multiple hands or fingers at the same time