Lub lag luam ntawm daim ntawv txiav cov tshuab tseem yoojyim, thiab qhov uas yuav tsum muaj rau kev nyob ib puag ncig tsis siab. Lub hwj chim feem ntau yog siv rau hauv ib lub chaw ua haujlwm los ua haujlwm. General txiav tshuab nrog automatic hloov qhov system, tsuav yog cov tswv yim nyob rau hauv daim qub ntawv cutter yuav tau tig cov ntawv shredding. Qee cov ntawv txiav tshuab tseem yuav tsum tau nias qhov pib yawm sij, daim ntawv txiav yuav tig, ntxiv mus txiav cov ntawv. Thaum twg daim ntawv tiav, lub siab / nrawm nruam yuav tsum raug muab xauv ua kom daim ntawv txiav yuav tsum nres txoj siav.
Ua ntej daim ntawv tsis zoo, xyuas seb puas muaj yam khoom nyuab xws li tus PIN, cov ntaub ntawv, thiab lwm yam. Yog tias muaj, nws yuav tsum tau muab tshem tawm thiab muab tso rau hauv daim ntawv qhov ncauj, txwv tsis pub lub cutters yuav raug puas ntsoog. Thaum siv daim ntawv txiav, peb yuav tsum mloog kom tsis txhob overstuffing neeg ntawv ntau heev ntawm ib lub sij hawm, tshwj xeeb tshaj yog cov ntawv zoo zoo. Thaum siv nws, peb yuav tsum them nyiaj ntau dua kom tsis txhob muaj cov qauv tshwm sim. Tsis txhob poob siab rau daim ntawv thaum muab tso rau hauv nws, thiab muab cov ntawv nqaim rau hauv qhov chaw ntawm daim ntawv khov ntawv kom deb li deb tau.
Rau cov khoom siv thaum ntxov, thaum daim card tsis tuaj yeem tshwm sim thaum uas siv daim npav, tom qab qhov tseem ceeb los yog qhov tseem ceeb kaw lawm yuav tsum tau muab xauv kom tawg kom siv tau. Feem ntau cov cav tov txiav txim siab nrog cov khoom siv tiv thaiv kab mob. Thaum lub cev muaj zog thiab rhuab, nws yuav nres tau. Lub sijhawm no, 20 ib 30 teev yuav tsum nres kom txias lub cav. Nyob rau tib lub sijhawm, cov naj npawb ntawm cov ntaub ntawv yuav tsum raug txo kom tsawg dua thaum siv dua. Daim ntawv tshaj tawm cov ntawv tshaj tawm yuav tau nres thiab xa rov tuaj ntawm cov ntawv thaum lub overloaded, thiab nws yooj yim dua rau siv. Thaum lub thawv ntawv ntawm daim ntawv sau tas lawm, qee cov cav tov yuav cia li ua suab nrov nco ntsoov rau cov neeg kom muab daim ntawv pov thawj rau lub sijhawm.