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Brand: Asus
Model: K55A
Motherboard: ASUSTeK Computer Inc. K55VD, Rev.: 3.0, (UMA version)
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Hello!
I'm working on mentioned laptop, which was spilled on the keyboard.
I cleaned spilled area, and replaced the resistor network, which was corroded. It was also corroded some pads on the PCB for this resistor, which I've repaired (picture below).

Now laptop reacts to the power button, LED-s come on, but it is no image on the screen, no backlight.
I found out there is no voltage (0V) on the highlighted coil (picture below).

Resistance to ground on this coil:
-with CPU -> 3Ω
-without CPU -> 300kΩ
I tried to remove the CPU and turn on the laptop without it, and in this case it is 0.95V on mentioned coil. On all other coils the voltages are present.
CPU is normally hot, fan spins, RAM swapped with known working one -> no changes.
Any ideas?
Brand: Asus
Model: K55A
Motherboard: ASUSTeK Computer Inc. K55VD, Rev.: 3.0, (UMA version)
*******************************************************************
Hello!
I'm working on mentioned laptop, which was spilled on the keyboard.
I cleaned spilled area, and replaced the resistor network, which was corroded. It was also corroded some pads on the PCB for this resistor, which I've repaired (picture below).

Now laptop reacts to the power button, LED-s come on, but it is no image on the screen, no backlight.
I found out there is no voltage (0V) on the highlighted coil (picture below).

Resistance to ground on this coil:
-with CPU -> 3Ω
-without CPU -> 300kΩ
I tried to remove the CPU and turn on the laptop without it, and in this case it is 0.95V on mentioned coil. On all other coils the voltages are present.
CPU is normally hot, fan spins, RAM swapped with known working one -> no changes.
Any ideas?