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It is a matrix controller problem with your laptop. It is repairable. we have to change the matrix controller or it can be also dry solder some where. Sandip Golani

Getting Laptop & Desktop IC's See i am into the business since last 16 years, I get all my requirements from China, if you have some contacts thats easy. secondly there is no book for laptop repair which u can read and repair.... porper learning the subject is very important. If you are...

Keyboard and mouse no power problem All desktop motherboard has a fuse near the keyboard jack through which 5v DC flows the fuse has blown off. It controls both keyboard and mouse. Sandip Golani

Hi! Solomon HI! solomon, i am busy today so i will be give ur answer tomorrow Sandip Golani

See as far as the IT has proceeded assembly laptop in large scale is possible but not one for u and me. So think of going for a good brand. Sandip Golani

Thanks for the members who are saying the thread is informative Thanks to all the members who feel the information is informative. Thanks for giving me tropic to write also i will love to write any thing related to motherboard, Laptopor electronics....its 16 years spended in chiplevel repairing...

Hi: Chota Cheeta Nice to have your question and nice that u r from kolkata because i belong to the same place. Now Power supply from generator or Invertor generally voltage is OK But the concerned factor is the frequncy and the wave shape of the output what we get is not sine wave and even...

What happened No Member Comment What happened no member comment on my article on guide to purchase second hand laptop. After reading please leave your comment so that i get energy to write further. Sandip Golani

Guide To Purchase Secondhand Laptop Laptop is used to carry from place to place…so people who travel a lot must think of the weight of the laptop. Every battery has a lifetime. So going for a Laptop with hardly any battery backup is not suggested. Minimum of 45 minutes battery backup is very...

I will post on monday Tips for Purchasing Second Hand Laptop Wait till monday and then purchase the laptop. Sandip Golani

It seems the grounding connection to u r computer from the mains is disconnected, therefore electrical noise is creating problem, check u r earthing Sandip Golani Don't leave your battery unused for long periods of time. Even if you use AC power most of the time, use the battery regularly to...

Thanks to all the members who have replied Many Many Thanks to all the members who have replied....to my post thanks to ThinkDigit forum too...who have given me the pleasue to serve the members...one of the member has said wether service is free or not...advice is all free. if i repair ofcourse...

Re: computer motherboard I can also repair computer motherboard.Any type problem in your computer motherboard just inform me, i tale you some tips with this forum.

Hi! i am Sandip Golani from kolkata India, Engaged in chip Level Repairing & Troubleshooting Of Laptop & Desktop Motherboard, If Any Board User have any problem in laptop or desktop hardware or software pls feel free to write in this forum. I will answer to all questions. Thank Board Sandip...