In this video, there is a Samsung SyncMaster 940B LCD monitor that doesn’t turn ON and the power and inverter blocks of the monitor are analyzed and explaine...
This video is mainly about analyzing capacitors, from showing you different types of capacitors to troubleshooting and testing them.And you’ll get to see the...
Relay is one of the most commonly used electronic components and on this video, which is a basic electronic video, we will analyze different types of Relay i...
This is another episode of Basic Electronic series in which we will analyze an electronic element called Inductor. The most important theoretical and practic...
In this video, we tried to analyze Diode, an electronic component that’s commonly used in electronic circuits. But as it’s a vast concept, we only presented ...
We receive many questions related to disabling laptop Graphic from website members, so we felt the need to capture a video and show you A to Z of disabling l...
We have an Asus motherboard on this video which turns ON for a second then turns OFF right after. This process repeats itself over and over again.So on the v...
There is a Gigabyte H81M-S2PT motherboard in this video that one of its RAM Slots doesn't work properly. This problem can originate from different blocks.In ...
We have an Asus N552V laptop in this video. With a problematic speaker that produces weird noise. And as I couldn’t find the speaker on the market, I decided...
Today, we have an Asus K43SV laptop which turns ON but with no display. After disassembling the laptop and performing the initial tests, I came to realizatio...
This is the third part of MacBook repairing videos in which we’ll continue analyzing Apple laptop schematics. And on this video you’ll see how the very impor...
In this video, there is a Sony VPCF1 laptop with a problematic screen backlight which means there is image but the screen is dark. These kinds of problems ca...
There are some MOSFETs on some boards, similar to the picture below, which are so similar to single MOSFETs. In fact they are single High and Low MOSFETs tha...
In this video, there is an SA300 Samsung monitor that has 2 DVI and VGA ports and by plugging in the VGA cable, it doesn’t have image (display). This problem...
Bu videoda, güç bloğunda sorunu olan MSI H61M-P21 B3 anakartını tamir ediyoruz. Bu videoyu izleyerek, güç kaynağı işlevlerinin yanı sıra güç dizisi hakkında...
In this video we want to talk about a very common and important problem which is that the adaptor does't charge the battery. As a repairman you might you hav...
We give away coupon codes time to time and now we’re giving away 35% discount code because we dubbed the tutorial videos into English. I showed you how to us...
It is a known fact that knowing and doing things accurately and in the principle way is the best way to do anything. For example as a repairman if you are no...
There are lots of videos about repairing different parts of laptop such as water spilling, USB problems, charging problems, audio issues and,… but yet we nev...
There are lots of videos related to audio problems of laptops and we have posted several of them in the website as well, but this time the technical team of ...
Have you ever had a laptop which works with battery connected but it doesn’t with its adaptor? Well we have a Lenovo laptop on the video below which works pe...
As you know, Boardviews and schematics are the maps of motherboards and they are very useful in finding the components on the circuit and exactly like maps, ...
How To Read Macbook Schematics- Part 1 Today we are pleased to have Hossein Asadollahi back on Dr-Bios.com's technical team to share his experience and knowl...
MSI H61M-P21 B3 Short Circuit Problem In this video, I'll repair MSI H61M-P21 B3 which has a problem in power block. You'll learn about power supply function...
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