Apple MC561LL/A Manuale Utente Pagina 120

  • Scaricare
  • Aggiungi ai miei manuali
  • Stampa
  • Pagina
    / 136
  • Indice
  • SEGNALIBRI
  • Valutato. / 5. Basato su recensioni clienti
Vedere la pagina 119
120 Chapter 6 Last, but Not Least
Understanding Ergonomics
Herearesometipsforsettingupahealthyworkenvironment.
Keyboard
Whenyouusethekeyboard,yourshouldersshouldberelaxed.Yourupperarmand
forearmshouldformanapproximaterightangle,withyourwristandhandinroughly
astraightline.
Changehandpositionsoftentoavoidfatigue.Somecomputerusersmightdevelop
discomfortintheirhands,wrists,orarmsafterintensiveworkwithoutbreaks.Ifyou
begintodevelopchronicpainordiscomfortinyourhands,wrists,orarms,consulta
qualiedhealthspecialist.
Mouse
Positionthemouseatthesameheightasthekeyboardandwithinacomfortablereach.
Chair
Anadjustablechairthatprovidesrm,comfortablesupportisbest.Adjusttheheight
ofthechairsoyourthighsarehorizontalandyourfeetareatontheoor.Thebackof
thechairshouldsupportyourlowerback(lumbarregion).Followthemanufacturer’s
instructionsforadjustingthebackresttotyourbodyproperly.
Youmighthavetoraiseyourchairsothatyourforearmsandhandsareattheproper
angletothekeyboard.Ifthismakesitimpossibletorestyourfeetatontheoor,use
afootrestwithadjustableheightandtilttomakeupforanygapbetweentheoorand
yourfeet.Oryoucanlowerthedesktoptoeliminatetheneedforafootrest.Another
optionistouseadeskwithakeyboardtraythat’slowerthantheregularworksurface.
Vedere la pagina 119
1 2 ... 115 116 117 118 119 120 121 122 123 124 125 ... 135 136

Commenti su questo manuale

Nessun commento