Photocopier tsim tawm yog ib qho tseem ceeb hauv kev luam tawm thiab kev luam tawm, cuam tshuam ncaj qha rau cov zis duab thiab ua haujlwm ntawm cov khoom siv. Kev siv thiab txij nkawm ntawm cov tsim tawm tsis yog txuas lub neej ntawm cov khoom siv tab sis kuj ua kom pom tseeb thiab muaj kev sib xws.
Tus tsim tawm feem ntau yog siv rau hauv toner. Nws txoj haujlwm yog nyiam thiab hloov lub toner mus rau lub nruas duab, thaum kawg tsim cov ntawv nyeem meej lossis cov duab. Thaum siv tus tsim tawm, koj yuav tsum xaiv cov hom uas tsim nyog raws tus qauv ntawm koj lub tshuab luam ntawv. Hom Hom muaj xws li sib nqus thiab tsis - hlau nplaum tsim tawm. Sib nqus tsim tsa nyiam toner siv daim teb sib nqus, thaum tsis yog - hlau nplaum hloov toner los ntawm tus nqi hluav taws xob.
Thaum tuav cov neeg tsim tawm, thov nco ntsoov cov hauv qab no: Ua ntej, ua kom tus tsim tawm hauv qhov chaw tsim khoom qhuav, tsaus nti kom tsis txhob muaj kev kub ntxhov lossis av noo. Thib ob, thaum hloov pauv kev tsim tawm, ua raws cov lus qhia hauv phau ntawv siv thiab kev sib cuag ncaj qha los tiv thaiv hluav taws xob plua plav lossis kev puas tsuaj los ntawm cov hluav taws xob hmoov av. Ib qho ntxiv, tsis tu ncua ntxuav tus tsim tawm chav ua kom tiv thaiv cov kev ua kom zoo dua qub uas yuav cuam tshuam rau cov txheej txheem kev txhim kho.
Lub neej ntawm cov tsim tawm txawv nyob ntawm kev siv zaus. Feem ntau, thaum cov ntawv luam qhia cov cim qhia txog cov xim sib zog, muaj cov xim ntxiv tom qab, lossis cov duab xiav, nws yuav qhia tau qhov kev tsim tawm hloov. Qee cov khoom siv muaj cov kev coj ua kev coj los ntawm kev coj ua, muab kev ceeb toom thaum ntxov ntawm thaum hloov chaw tsim nyog.
Kev siv kev tsim kho kom raug tsis tsuas yog txhim kho cov ntawv zoo tab sis kuj txo qhov kev pheej hmoo ntawm cov cuab yeej tsis ua haujlwm. Cov neeg siv tau qhia kom tsis tu ncua tshawb xyuas cov xwm txheej ntawm cov kev tsim kho thiab ua kev txij nkawm nyob rau hauv cov kev ua haujlwm ntev los ua haujlwm ntev ntawm lub tshuab luam ntawv.
