Nvram Mac yog dab tsi?
Nvram Mac yog dab tsi?

Video: Nvram Mac yog dab tsi?

Video: Nvram Mac yog dab tsi?
Video: Rov hu kuv dab tsi by ntxawm thoj 2024, Kaum ib hlis
Anonim

NVRAM (nonvolatile random-access memory) yog qhov me me ntawm lub cim xeeb uas koj Mac siv los khaws qee qhov chaw thiab nkag mus sai sai.

Ua li no, Nvram ua li cas?

Tsis-Volatile Random Access Memory ( NVRAM ) yog ib pawg ntawm Random Access Memory (RAM) uas khaws cov ntaub ntawv khaws cia txawm tias lub zog raug kaw. NVRAM siv lub me me 24-pindual inline pob (DIP) integrated Circuit Court nti, uas yuav pab tau nws kom tau lub hwj chim yuav tsum tau ua hauj lwm los ntawm CMOS roj teeb ntawm lub motherboard.

Tom qab ntawd, lo lus nug yog, SMC yog dab tsi ntawm Mac? Qhov System Management Controller ( SMC ) yog lub chipon logic board uas tswj txhua lub zog ua haujlwm rau koj lub computer. Cov SMC tswj ntau txoj haujlwm, suav nrog: Qhia lub computer thaum qhib, tua, pw tsaug zog, sawv, tsis ua haujlwm, thiab lwm yam. Kuaj qhov system rov pib dua los ntawm ntau cov lus txib. Tswj cov kiv cua.

Tsis tas li ntawd, Nvram Reset ua dab tsi?

Ua ib PRAM los yog NVRAM Reset Thaum koj rov pib dua PRAM lub NVRAM , koj lub computer restores lub neej ntawd nqis rau koj hardware thiab teem lub internal hard drive li lub startup disk. Kev ua si a rov pib dua xav kom koj kaw koj lub computer.

PRAM pib dua yog dab tsi?

Stands rau "Parameter Random Access Memory," thiab hais tias "P-ram." PRAM yog ib hom kev nco pom nyob rau hauv Macintosh computers uas khaws cov kev teeb tsa. Koj ua tau rov pib dua sau "zap" the PRAM ntawm a Mac los ntawm nias thiab tuav lub Command, Option, P, thiab R keys txoj cai thaum koj tig lub computer rau.

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