Lenovo l420, Dell n5010, Compaq cq57, Hcl l1114 , Lenovo g500
Posted: Fri Aug 05, 2016 6:09 pm
Case study Lenovo l420
(Problem no display)
All volt present, bios reprogramd but nothing happened then reflow pch got display
Dell n5010
Problem plug in not charging
psid signal ok
After Change daughter board plug in charging but no battery backup
Then after checking found 1 pf short Chang and laptop working fi9..
Compaq cq57
Problem cpu fan error and shut down after 2 min
Solution clean fan and put back but same after 5 min
Then change procceor laptop working good.
Hcl l1114
Problem no display
Reflow pch laptop ok
Lenovo g500
No display
No procceor heating
Reflow pch laptop ok.
Compaq 610 sound jack problem after Chang new jack only one side headphones work then joint both sound track
Problem solve.
[ Post made via Android ]
(Problem no display)
All volt present, bios reprogramd but nothing happened then reflow pch got display
Dell n5010
Problem plug in not charging
psid signal ok
After Change daughter board plug in charging but no battery backup
Then after checking found 1 pf short Chang and laptop working fi9..
Compaq cq57
Problem cpu fan error and shut down after 2 min
Solution clean fan and put back but same after 5 min
Then change procceor laptop working good.
Hcl l1114
Problem no display
Reflow pch laptop ok
Lenovo g500
No display
No procceor heating
Reflow pch laptop ok.
Compaq 610 sound jack problem after Chang new jack only one side headphones work then joint both sound track
Problem solve.
[ Post made via Android ]