Kuv yuav txheeb xyuas kuv Dell fais fab mov li cas?
Kuv yuav txheeb xyuas kuv Dell fais fab mov li cas?

Video: Kuv yuav txheeb xyuas kuv Dell fais fab mov li cas?

Video: Kuv yuav txheeb xyuas kuv Dell fais fab mov li cas?
Video: Nco Txog Hmoob - Xf. Txawj Pes Vaj & Fishermen's Project (Live Session) [Lyric Video] 2024, Kaum ib hlis
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Nias lub Built In Self Kuaj (BIST) khawm nyob tom qab ntawm lub fais fab mov . Xyuas kom pom tias LED teeb ci li 3 vib nas this. Yog hais tias lub LED tsis raug, disconnect lub zog kab . Unplug tej yam sab hauv zog cov kab mob los ntawm fais fab mov mus rau lub motherboard thiab cov khoom siv sab hauv.

Tsis tas li lo lus nug yog, Kuv yuav kuaj li cas Dell fais fab mov nrog multimeter?

Txuas qhov kev sojntsuam tsis zoo rau ntawm multimeter (dub) rau txhua qhov hauv av wired tus pin thiab txuas qhov zoo sojntsuam (liab) rau thawj zog kab koj xav tau xeem . Lub ntsiab 24-pin zog connector muaj +3.3 VDC, +5 VDC, -5 VDC (yeem), +12 VDC, thiab -12 VDC kab hla ntau tus pins.

Tsis tas li ntawd, kuv yuav ua li cas thiaj paub yog tias kuv Dell fais fab mov tsis zoo? Yog tsis muaj kos npe ntawm zog ntawm tag nrho, kos cov hauv qab no: Qee yam cov khoom siv fais fab yog nws pib-switching thiab tsis muaj lub cev hloov. Rau cov uas ua, xyuas kom meej zog qaum yog unplugged thiab tig lub hloov mus rau sab nraud; dua kom paub tseeb tias nws yog teem rau qhov zoo voltage. Txuas lub zog kab hauv thiab kuaj.

Yog li, kuv yuav nrhiav tau kuv cov khoom siv fais fab li cas?

Txoj kev nyiam tshaj plaws kom paub txog koj fais fab mov los yog PSU , uas yog los ntawm kev qhib koj lub computer rooj plaub sab vaj huam sib luag thiab nrhiav ib daim ntawv nplaum lossis daim ntawv lo rau nws, uas muab cov ntaub ntawv tseem ceeb txog koj PSU , uas suav nrog PSU Lub npe / qauv tooj, Hwj chim / Wattage, Voltage thiab tam sim no cov ntsiab lus.

Dab tsi yog qhov teeb meem tsis muaj zog?

Tsis muaj zog Taw qhia Tsis muaj zog , hauv qhov no, tuaj yeem txhais tau tias yog qhov system tsis yog tau txais ib qho zog los ntawm zog qhov chaw los yog lub tsis muaj zog muab faib rau hauv qhov system kom raug. Tej zaum nws yuav nyuaj dua los txiav txim seb dab tsi ua rau tus Tsis muaj teeb meem fais fab , tab sis nws yog ib qho yooj yim los txheeb xyuas.

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