Yuav sim ua ib lub cim xeeb nti siv cov multimeter
Muaj 64 cov ntaub ntawv Pins rau ntawm Motherboard thiab nco, DP: Lub hauv paus ntsiab lus tseem ceeb ntawm cov tester yog txhawm rau ntsuas cov ntaub ntawv nco txog kev siv nyiaj, kom pom tias muaj lub moos tawg thiab chaw nyob tus pin ntawm nti.
Yog li thaum kuaj cov chips nrog mulks nrog multimeter, txoj kev ntawm tus tester kuj tseem siv tau. Ntev npaum li tus cwj mem liab tau txuas rau hauv av (PIN 1) thiab tus cwj mem dub uas ntsuas qhov tsis kam ntawm lub cim xeeb cov ntaub ntawv me ntsis, nws tuaj yeem siv los txiav txim seb qhov nti twg tawg. Nquag, qhov tsis kam ntawm txhua cov ntaub ntawv me ntsis yog tib yam. Tab sis nws tseem tsis yog los ntawm intuitive vim yog tester, uas tuaj yeem ntsuas qhov zoo ntawm DDRIC nco qab siv cov qauv no.
Raws li tus neeg siv phau ntawv, ntsuas lub cim xeeb yog hauv 2A thiab 2b, uas yog hais txog ib pawg thiab ob pab pawg. Tab sis muaj 8 16 me ntsis chips, uas yog sib npaug rau ob pawg, thiab {} me ntsis chips, uas yog sib npaug rau ob pawg.
2a yog pawg, 2b yog pawg.
Thaum ntsuas kev ntsuas, cov ntaub ntawv me me ntawm txhua nti hauv txhua pab pawg yuav sim los ntsuas. Feem ntau, yog tias nws tsis tawg tom qab 3 txog 5 kev ntsuam xyuas, nws yog qhov zoo. Ib tug zoo nti yog dhau. Ib qho faultyip tsis sib xws cov ntaub ntawv me ntsis pins.
1. Tsis tuaj yeem dhia mus rau hauv kev sim thaum lub sijhawm pib, feem ntau yog vim yog chip Luv luv lossis PCB Board Circuit Court. Qhov kev daws teeb meem yog kom tshem tawm cov nti thiab hloov nws nrog cov pab pawg PCB zoo los sim cov khoom zoo thiab saib qhov teeb meem yog dab tsi.
2. Lub cim tes ntsuas tsis xeem cov chips, SPD chips yog xaiv tau
3. Yog hais tias tus ntiv tes ntiv tes kub kub, nws tsis tuaj yeem kuaj. Lub nti yuav tsum tau muab tshem tawm thiab hloov ntawm tus pcb board zoo los sim nws qhov zoo
