Asus F552V notebook Won't Turn On repair

Asus F552V notebook Won’t Turn On repair

Machine model: ASUS F552V

Main board number: X550CL 2.1

Malfunction:switch auto power off notebook Won’t Turn On

Maintenance process:

An ASUS F552V notebook computer, this computer is Previously repaired, and the fault is switch auto power off. Remove the battery, and the digital power supply will power up switch to 0.9 auto power off. This situation is BIOS, onboard memory or lack of auto power off.

Asus F552V notebook Won’t Turn On repair figure 1.

Asus F552V notebook Won’t Turn On repair figure 2.
Visual inspection showed that the south bridge of the graphics card was passive, something was dug on the back of the graphics card, and components were dug on the USB side connected below. The front and back of the onboard graphics card are surrounded by Flux, only the BIOS has not been processed.

Asus F552V notebook Won’t Turn On repair figure 3.

Asus F552V notebook Won’t Turn On repair figure 4.
Open Boardview and make up the excavated components.Boardview shows that L2605 is Inductor, and the back point of the graphics card is L7001 Inductor and resistor R7008. If Inductor or switch is replaced, brushing the original BIOS will be invalid.

Asus F552V notebook Won’t Turn On repair figure 5.

Asus F552V notebook Won’t Turn On repair figure 6.
Judging that it is the onboard memory problem, brush the shield memory BIOS and add a memory,booting up but Blurred screen. Remove the graphics card SMD REWORK STATION and heat it, not Blurred screen.Blurred screen to replace the graphics card.