The South Bridge of ASUS G41 mainboard was damaged, which caused the computer to be unable to start normally. The tin ball was reinforced again, installed and tested, and the fault was repaired.
Xunjing RX 580 8GB wild wolf graphics card mining flower screen computing power，Find the cause of the fault and replace the do particle. The repairi over.
Lenovo IH81M VER: 1.0 motherboard no power on, replace c453 U40, the fault is removed.
The CPU pin pin of Gigabyte B75 motherboard was broken. One of them was removed from the waste main board and replaced. The power on test showed that booting up was normal.
The display card of Sotay GTX550Ti does not display, and the resistance short-circuit is directly put into operation, and the repair is finished.
Lenovo xiaoxin-15 2019 standby 0.17, there is an 8-pin chip (pu2101) beside the BIOS that is hot. Find one on the material board and replace it. It turns on instantly, and the fault is repaired.
Gigabyte gv-n105td5-4gd display card does not have VCC. It connects corner 1 and corner 4 together directly. The test can work normally and the repair is completed.
Brief introduction of z490 motherboard workflow
ASUS RTX 2060 graphics card does not VCC, re install the video memory core, as well as Stencil, the maintenance is completed.
