Tomas Chlebek Tshiab MacBook Pros ntawm lwm yam, nws hloov lub hau qhib muaj nuj nqi. Lawv tsuas yog tsa classical, los yog lawv tig rau. Tab sis lub suab nrov uas tau nrog kev hloov pauv txij li lub sijhawm immemorial tau ploj mus. Cov lus qhia hauv qab no tuaj yeem siv los xa rov qab, thiab yog tias koj tsis nyiam booting lub system tam sim ntawd tom qab qhib lub hau, koj tuaj yeem tua nws.
Ua ntej ntawm tag nrho cov, nws yuav tsum tau muab sau tseg tias qhov no yog ib qho kev cuam tshuam nyob rau hauv lub system, yog li ntawd nws yog tsim nyog los ua raws li cov lus qhia raws nraim thiab kom tsis txhob muaj kev pheej hmoo, nws yog zoo dua tso lub suab thaum tig. Txawm li cas los xij, qhov no yog cov txheej txheem yooj yim thiab nkag mus rau cov lus txib hauv qab no los ntawm Terminal yuav tsum tsis txhob ua rau muaj teeb meem.
Qhib Terminal (Daim ntawv thov> Utilities) thiab ntaus / theej ib qho ntawm cov lus txib hauv qab no rau hauv nws. Paub meej tias txhua qhov nkag nrog Enter thiab sau koj tus password tus thawj tswj hwm.
Hais kom qhib lub suab rau lub zog:
sudo nvram BootAudio =% 0
Hais kom kaw lub suab ntawm lub zog:
sudo nvram BootAudio =% 00
Hais kom lov tes taw booting tom qab qhib lub hau:
sudo nvram AutoBoot =% 00
Hais kom qhib khau raj tom qab qhib lub hau:
sudo nvram AutoBoot =% 03
Lub peev xwm los qhib thiab tawm ntawm khau raj tom qab qhib lub hau tsuas yog rau cov tswv ntawm MacBook Pro tshiab, muaj peev xwm qhib thiab kaw lub suab khau raj rau txhua tus.
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Macs tau tshaj tawm lawv qhov kev tshaj tawm nrog lub suab zoo sib xws txij li thaum lig cuaj caum. Keeb kwm, nws muaj lub luag haujlwm ua haujlwm nkaus xwb - "gong" tshaj tawm tias lub kaw lus pib ua haujlwm yam tsis muaj teeb meem. Tab sis txij thaum ntawd los, lub chord me ntsis qis dua G-flat loj / F-flat loj tau dhau los ua cim thiab kuj tau txais qhov zoo nkauj.
Ib tug chord ntawm F flat loj thiab G tiaj tus loj?
F# === Gb
Qhov sib npaug tsuas yog siv nyob rau hauv qhov sib npaug ntawm qhov sib npaug, hauv lwm yam, xws li kev hloov kho dawb huv, nws tsis siv kom meej.
tsis yog, nws yog tib yam hauv daim ntawv suab paj nruag
Tsis yog, nws yog tib yam tsis hais txog kev tu.
Kuv twb pom 'qhov chaw':
"Apple's trademark daim ntawv thov tau hais tias "cim muaj lub suab cim uas muaj me ntsis tiaj tus (los ntawm kwv yees li 30 xees) G tiaj / F ntse chord loj." Koj tuaj yeem rub tawm lub suab nrov nrov ntawm no. "
yog li nws tsuas yog kev txhais lus phem xwb ;)
Kuv lees tias kuv tsis tau mob siab rau thaum kuv sau cov kab lus ntawd, yog li kuv tsis paub tias Fis thiab Ges yog tib yam nkaus.
Rau cov laus macbooks, cia li tua lub suab. Yog tias kuv tig lub suab mus rau 0% ua ntej kaw, lub suab yuav tsis suab tom qab tig nws, yog tias kuv tsis ua li ntawd, nws yuav suab. Kuv puas nkag siab qhov tseeb tias qhov no tsis tau siv tau ntev?
Kuv tsis paub meej… nws zoo li ua haujlwm ntawm qee MacBooks thiab tsis yog lwm tus. Txawm li cas los xij, cov lus qhia hauv kab lus yog rau kev kaw lub suab mus tas li, tsis hais qhov teeb tsa lub ntim ntim ua ntej kaw lub computer.
Tam sim no kuv sim tua lub suab khau raj ntawm MBP Retina 2014 siv cov lus hais tau hais sudo nvram BootAudio =% 00, tab sis nws tsis ua haujlwm - lub suab khau raj tseem ua si.
Hav, Kuv tsis tuaj yeem hais nws nrog mid 2014 thiab ...
Cov kev xaiv yog raws li nram no:
los lov tes taw: sudo nvram SystemAudioVolume=%80
los pab: sudo nvram -d SystemAudioVolume
los yog lwm qhov kev hloov pauv rau kev kaw:
sudo nvram SystemAudioVolume=%01
sudo nvram SystemAudioVolume=%00
sudo nvram SystemAudioVolume = "" (tsuas yog qhov chaw tom qab kos npe sib npaug, tsis muaj cov lus qhia)