HP COMPAQ CQ57 AMD Built In CPU NO POWER

[faiyaazs]

PROBLEM:- NO POWER DC JACK LIGHT NOT GLOW
SOLUTION:-
1ST I HAVE CHECK DC JACK, JACK OK,
2ND CHECK SORTING IN MOTHERBOARD, I HAVE FOUND TPS51123 IC IS HEATING WHEN INSERT DC SUPPLY,
THEN I HAVE CHECK TPS51123 TPS NOT SORT THEN I CHECK OTHER PART TO CONNECTED TPS IC,
FOUND 1 CAP IS SHORT NEAR IO REMOVED CAP AND CHECK CAP IS OK, THEN I HAVE REMOVE IO,
AND CHECK SORTING, SHORTING IS REMOVE, THEN REPLACE IO IC ITE8518E, CONNECT DC SUPPLY JACK LIGHT IS GLOW,
LAPTOP POWER ON AND WORKING OK.

[esmat-fadak]

good job

[alexasha8311]

nice job

[shiva0525]

Good work

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[mohamedsaid]

very goood troubleshoooting thanks

[sunilpatel]

thanks very good

[javed]

good job sir

[pdewida897]

GOOOOOD WORK

[wajhulla]

good job