"Grey" iPhones yog ib txwm nrov vim tias, tsis zoo li lub RosTest, lawv pheej pheej yig dua. Txawm li cas los xij, yog tias koj xav yuav khoom, piv txwv li, ib qho ntawm cov qauv nrov tshaj plaws (iPhone 5S), koj yuav tsum tau ua tib zoo them rau cov tes hauj lwm uas nws ua haujlwm - CDMA lossis GSM.
Dab tsi koj yuav tsum paub txog GSM thiab CDMA
Ua ntej tshaj plaws, nws yog qhov tsim nyog los them ob peb lo lus yog vim li cas nws tseem ceeb heev kom paub tias tus qauv muaj ib qho iPhone uas koj npaj yuav yuav. GSM thiab CDMA yog cov qauv kev sib txuas lus, txhua tus uas muaj cov tswv yim khiav haujlwm ntau zaus.
Siv iPhone CDMA, nws yog qhov tsim nyog tias qhov no yog kev txhawb los ntawm tus neeg teb xov tooj ntawm tes. CDMA yog tus txheej txheem niaj hnub tshaj GSM, dav siv thoob plaws Tebchaws Meskas. Nyob rau hauv Russia, qhov teeb meem yog xws li hais tias thaum kawg ntawm 2017, CDMA tus neeg teb xov tooj kawg hauv lub teb chaws tiav nws cov dej num ua tiav vim lub unpopularity ntawm tus txheej txheem ntawm cov neeg siv. Raws li, yog tias koj npaj yuav siv lub smartphone nyob rau hauv ib ncig ntawm lub Lavxias teb sab Federation, ces koj yuav tsum them sai sai rau GSM qauv.
Peb pom cov qauv ntawm iPhone 5S
Tam sim no, thaum nws ua tiav qhov tseem ceeb ntawm kev tsim cov qauv ntawm cov smartphone, nws tseem tshua tsuas yog kom paub seb yuav paub qhov txawv li cas.
Rau sab nraum qab ntawm rooj plaub ntawm txhua lub iPhone thiab hauv lub thawv, nws yog qhov yuav tsum tau qhia tus qauv tooj. Cov ntaub ntawv no yuav qhia koj tias xov tooj ua haujlwm hauv GSM lossis CDMA networks.
- Rau CDMA tus qauv: A1533, A1453;
- Rau GSM tus qauv: A1457, A1533, A1530, A1528, A1518.
Ua ntej yuav ib lub smartphone, xyuam xim rau sab nraum qab ntawm lub thawv. Nws yuav tsum muaj daim ntawv lo nrog cov xov tooj: Serial number, IMEI, xim, nyiaj nco, nrog rau cov qauv npe.
Tom ntej no, saib sab nraum qab ntawm rooj plaub smartphone. Hauv qab qis, nrhiav yam khoom ntawd. "Qauv", rau tom ntej uas yuav raug muab cov ntaub ntawv ntawm kev txaus siab. Lawm, yog hais tias tus qauv yog tus qauv CDMA, nws zoo dua yog tsis kam txais yuav yam khoom ntawd.
Tsab xov xwm no yuav cia koj kom meej meej paub seb yuav ua li cas rau tus qauv ntawm cov iPhone 5S.