Aspire 5741の取扱説明書・マニュアル [全2345ページ 37.05MB]
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xiTips and information for comfortable useComputer users may complain of eyestrain and headaches after prolonged use. Users are also at risk of physical injury after long hours of working in front of a computer. Long work periods, bad posture, poor work habits, stress, inadequate working conditions, person al health and other factors greatly increase the risk of physical injury.Incorrect computer usage may lead to carpal tunnel syndrome, tendonitis, tenosynovitis or other musculoskeletal disorders. The follo wing symptoms may appear in the hands, wrists, arms, shoulders, neck or back: numbness, or a burning or tingling sensation aching, soreness or tenderness pain, swelling or throbbing stiffness or tightness coldness or weaknessIf you have these symptoms, or any ot her recurring or persistent discomfort and/or pain related to computer use, consult a physician immediately and inform 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 a footrest, or raising your sitting height to achieve maximu m comfort. Observe the 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 leg muscles 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 within comfortable reach if you view your monitor more than your documents, place the display at the center of your desk to minimize neck strainTaking care of your visionLong viewing hours, wearing incorrect glasses or contact lenses, glare, excessive room lighting, poorly focused screens, very small typefaces and low-contrast displays could stress your eyes. The following sections provide suggestions on how to reduce eyestrain.
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