ASUS K55D Dead

[ronmay13]

ASUS K55A Dead Laptop [No Power]
No Schematic Available
2 Hours of Searching every ic and downloading Datasheets
1minute of repair time
VIN Present
3V LDO, 5V LDO present
Found out that RT8239B is Not Enabled
ENLDO not present
By following pin #12 of RT8239B which is ENLDO found out that 2 resistor is bad
Changed two resistors
ENLDO goes High
3.3V and 5V rail present
VOILA! Problem Fixed

[Arun.shspl]

Good efforts

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[ahmedhussain]

Good Trouble Shooting Sir

[Pantelis Statiris]

nice share

[Juandi]

Good job

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[hames]

nice job

[esmat-fadak]

Nicejob sir

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[servis jaya]

succesfully...

[dnyaneshwar1]

GOOD JOB SIR
THANKS SIR

[ganeshcell]

wow.good job