Acer Veriton Series User Manual

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vii• coldness or weaknessIf you have these symptoms, or any other recurring or persistent discomfortand/or pain related to computer use, consult a physician immediately andinform your company's health and safety department.The following section provides tips for more comfortable computer use.Finding your comfort zoneFind your comfort zone by adjusting the viewing angle of the monitor, using afootrest, or raising your sitting height to achieve maximum comfort. Observethe following tips:• refrain from staying too long in one fixed posture• avoid slouching forward and/or leaning backward• stand up and walk around regularly to remove the strain on your legmuscles• take short rests to relax your neck and shoulders• avoid tensing your muscles or shrugging your shoulders• install the external display, keyboard and mouse properly and withincomfortable reach• if you view your monitor more than your documents, place the display atthe center of your desk to minimize neck strainTaking care of your visionLong viewing hours, wearing incorrect glasses or contact lenses, glare, excessiveroom lighting, poorly focused screens, very small typefaces and low-contrastdisplays could stress your eyes. The following sections provide suggestions onhow to reduce eyestrain.