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How To Solve Lenovo G50-70 Charging Problem
How To Solve Lenovo G50-70 Charging Problem
A Lenovo G50-80 with NM-A272 UMA motherboard has charging problem. Laptop works normally and there is no problem when the battery is connected, But by the time of plugging adaptor, it has a common charging error: “plugged in, not charging” So...
Oktay Nikpey
Oktay Nikpey
0
How To Read Laptop Schematic VS Voltages
How To Read Laptop Schematic VS Voltages
This is the fourth video of learning how to read and understand schematics. In which you can learn more about transistors, (Bipolar Junction Transistor (BJT) and Field Effect Transistor), different kinds of transistors, transistor’s symbol, how...
Oktay Nikpey
Oktay Nikpey
1
How To Fix Dell 3521 Compal LA-9104P Water Spilling Problem
How To Fix Dell 3521 Compal LA-9104P Water Spilling Problem
There is a Dell laptop with LA-9104P REV: 1.0 motherboard which has disconnection and water was spilled on its controller. When water spills on this model’s touch pad, it causes a problem for standby controller (which is a common problem), which...
Admin
Admin
0
How To Repair Asus X101CH Display Problem Using Boardview
How To Repair Asus X101CH Display Problem Using Boardview
This article is about an Asus laptop with X101CH motherboard which turns on with no display. It has been in another repair shop before and apparently some components and chips were heated and some blocks of motherboard have been oxidized because...
Admin
Admin
0
How To Repair MSI MS-1683 Automatic Turn OFF
How To Repair MSI MS-1683 Automatic Turn OFF
There is a MSI motherboard with MS-16831 Ver: 1.2 which has a problem. It’s problem is that by plugging adaptor, ampere is something between 0.25 to 0.30. And when we press start button, ampere raises for a second a lowers right after, laptop...
Admin
Admin
1
How To Repair Gigabyte GA-945GCM-S2L Automatic Start
How To Repair Gigabyte GA-945GCM-S2L Automatic Start
There is a Gigabyte motherboard in this video. It has a problem which turns on (without display) by connecting power and without pressing power button. And when laptop is ON, audio IC overheats. The problem remained even after removing the IC...
Admin
Admin
0
How To Read Laptop Schematic PWR_ALW Voltages
How To Read Laptop Schematic PWR_ALW Voltages
As you may know the Power Always voltages, which are always and constantly present on circuits, are very important voltages in circuits. In this video which is the second part of reading and understanding schematics, we are going to analyze power...
Oktay Nikpey
Oktay Nikpey
4
Fujitsu AH530 Power_Always Disconnection
Fujitsu AH530 Power_Always Disconnection
There is a Fujitsu AH532 motherboard which has no reaction by the time of pressing start button and it doesn't turn on at all. And the best part is that according to the power supply, everything is totally normal and there is no disconnection...
Admin
Admin
0
What Is ME Analyzer Software And Its Usage In Clear ME Region?
What Is ME Analyzer Software And Its Usage In Clear ME Region?
In Previous articles have been discussed and explained ME REGION and what software needed to clear ME REGION and its methods . (I will try to explain the concept of ME REGION in the next article ^ _ ^) what is the ME Analyzer software and what...
S
Salimeh Bolboli
9
How To Read Schematics Power Micro controller Function Part 2
How To Read Schematics Power Micro controller Function Part 2
This is the second part of How to read and understand schematics. Make sure to watch the first video (which is totally free) so that you could understand the second video completely. there are many numbers and letters in schematics, in this video...
Oktay Nikpey
Oktay Nikpey
1
How To Read Laptop Schematics Power Circuit Part1
How To Read Laptop Schematics Power Circuit Part1
This video is a professional and advanced video of reading, understanding and recognizing power block and its related components in schematics. after watching this video you will recognize the common components such as Diode, Transistor...
Oktay Nikpey
Oktay Nikpey
6
How To Determine ME Region Version With Calculator
How To Determine ME Region Version With Calculator
In the previous articles we talked about ME Region and how to determine ME Region version with UEFITool software. But you might like to know other ways to determine ME Region version that doesn’t require UEFITool software. In the pictures bellow...
S
Salimeh Bolboli
0
Solving ASUS K52JR Short Circuit Using Schematic And Boardview
Solving ASUS K52JR Short Circuit Using Schematic And Boardview
There is an ASUS_K52JR laptop with K52JR Rev: 2.3 motherboard which has short circuit and it won't turn on. In most cases the problem originates from controller or IO IC. In this video you'll see the principles of checking if a controller is ok...
Admin
Admin
4
How To Repair And Reset TP-Link Modem
How To Repair And Reset TP-Link Modem
There is a TP-Link that needs to be repaired. The problem is that the Wi-Fi LED light turns on but Wi-Fi doesn't work. In this video you'll learn how to troubleshoot and repair the modem. Good Luck :) Video Size: 133 MB Video Time: 4:22 min
Admin
Admin
0
Information About Lenovo G505 LA-9911P CPU Upgrade
Information About Lenovo G505 LA-9911P CPU Upgrade
this video is about how to upgrade onboard CPU AMD E1 to AMD A4 in laptop Lenovo G505 LA-9911P. Good luck Video Size: 181 MB Video Time: 05:56 min
Admin
Admin
0
How To Repair Asus Notebook Display Problem
How To Repair Asus Notebook Display Problem
There is an Asus X101 CH laptop which turns on but there is no display. By plugging debugger we faced error code 79 which indicates problem in either chipset or Bios. In this video you’ll see how to find and troubleshoot problem with a debugger...
Admin
Admin
0
How To Repair White Screen Of DELL Inspiron 3521
How To Repair White Screen Of DELL Inspiron 3521
In this video you’ll see how to troubleshoot and solve LED white screen problem and also checking LVDS circuit in Dell Inspiron 3521 laptop accurately. It should be noted that signals and voltages of LVDS circuit has a specific standard in all...
Admin
Admin
0
How To Troubleshoot And Repair Quanta ZE7 Disconnection
How To Troubleshoot And Repair Quanta ZE7 Disconnection
In this video there is a motherboard in which all the voltages seem normal and ok when we plug adaptor. And it is apparently fine! But when we press power button, LED light turns on for a second and motherboard turns off. It means there is...
Admin
Admin
0
How To Find Short Circuit In Motherboard
How To Find Short Circuit In Motherboard
In this article you’re going to see how to find and solve short circuit in motherboard and the blocks that you should check to find the short circuit are also mentioned. Video time: 10:15 min Video size: 320 mb
Admin
Admin
0
How To Repair MSI Notebook USB Ports
How To Repair MSI Notebook USB Ports
There is a MSI notebook in which any of the USB ports don’t work and it doesn’t detect keyboard and flash. After checking motherboard I realized there is disconnection in USB circuit. In the video bellow you can see how to repair USB port and...
Admin
Admin
0
How To Test Fluorescent LED Lamp
How To Test Fluorescent LED Lamp
In this video, you’ll see how to make a backlight or fluorescent lamp tester which you can use to find out if a screen is ok or damaged. Enjoy :) Video time: 6:50 min Video size: 205 mb
Admin
Admin
0
How To Repair Toshiba Satellite C850 Power Mosfet
How To Repair Toshiba Satellite C850 Power Mosfet
This article is about how to test and troubleshoot power circuit of laptop motherboard, and also the principles of accurate testing of mosfets with multimeter and datasheet. All important tips about replacing mosfets that you should consider, are...
Admin
Admin
1
How To Fix ME Region Solution 2
How To Fix ME Region Solution 2
This video is about fixing ME region files. And HxD and UEFITool software is available here as well. video size: 50 mb video time: 5:06 min Previous article about ME region:
S
Salimeh Bolboli
0
How To Repair TP-Link Wireless Modem
How To Repair TP-Link Wireless Modem
There is a modem which does not connect to internet (network) and its ampere is almost 0.18. I checked modem board and solved the problem. In this video you’ll learn about ampere consumption of modem and how to solve network connectivity problem...
Admin
Admin
0
How To Diagnose And Repair Asrock G41M-VS3 Motherboard
How To Diagnose And Repair Asrock G41M-VS3 Motherboard
There is an AsRock G41M-VS3 motherboard and a component overheats and there is no display. In this video the troubleshooting and repairing of this motherboard is shown. Stay with Dr-Bios.com
Admin
Admin
0
Motherboard Repair OF Water Spilled HP Probook 4530S
Motherboard Repair OF Water Spilled HP Probook 4530S
There is a HP laptop which water spilled on it. Some parts are damaged and caused disconnection. You can see the repairing of this motherboard in the video bellow. Stay with us :) Video Time: 25 minutes Video Size: 730 MB
Admin
Admin
0
How To Troubleshoot And Repair Motherboard Of Toshiba Satellite C850
How To Troubleshoot And Repair Motherboard Of Toshiba Satellite C850
There is a Toshiba Satellite C850 laptop that its motherboard doesn’t turn on. After checking motherboard, I found out that 2 Mosfets are burned, In this video, you’ll see how to troubleshoot and repair this laptop. Good luck:)
Admin
Admin
0
Important Tips In Motherboard Repairing
Important Tips In Motherboard Repairing
There is a motherboard which turns on but with no display. In this video, you’ll see which voltages are important and you can find them on motherboard, and also how to work with oscilloscope in motherboard repairing. I’ll introduce PWM circuit...
Admin
Admin
2
Motherboard Repair Of Toshiba C50 PT10F UMA MB Rev:2.1
Motherboard Repair Of Toshiba C50 PT10F UMA MB Rev:2.1
In this video, there is a laptop which was brought to another repair shop before. And some components are removed from board and some are replaced mistaken and it doesn’t turn on now. So I’ll check and repair it Good luck :)
Admin
Admin
0
Important Tips Before Replacing A BGA Chip
Important Tips Before Replacing A BGA Chip
In this video we will show you how to replace a BGA chip. And also important tips you should know before that. Stay with us
Admin
Admin
0
A List Of Programmable And Non Programmable KBC Microcontroller
A List Of Programmable And Non Programmable KBC Microcontroller
ene kb9012 programmable ene kb9016 programmable ene kb9018 programmable ene kb9022 programmable ene kb9028qc programmable ene kb9010 programmable ene kb3930qf/b1 programmable ite it8585e programmable ite it8586e programmable ite it8985e...
S
Salimeh Bolboli
2
How To Solve Lenovo G500 Compal LA-9631P Disconnection
How To Solve Lenovo G500 Compal LA-9631P Disconnection
There is a Lenovo G500 motherboard which has disconnection problem and controller 401 overheats. I checked the controller in motherboard schematic. Later I realized IC I/O is burned. In this video you’ll see how to troubleshoot and solve the...
Admin
Admin
0
How To Solve Dark Backlight Problem
How To Solve Dark Backlight Problem
You might have faced a problem where laptop has dark backlight screen and you'd probably thought it’s because of inverter. then you changed it and the problem still persisted. And it finally led to screen replacement! In this video, you’ll see...
Admin
Admin
0
Lenovo G505 CPU Problem USB Disconnection
Lenovo G505 CPU Problem USB Disconnection
There is a Lenovo G505 laptop which turns on with no display. By plugging adaptor to power supply, ampere is on 0.07, before laptop turns on. This means motherboard has disconnection, because ampere normally should be on 0.01 or 0.02. This video...
Admin
Admin
0
How To Repair Lenovo G500 Webcam
How To Repair Lenovo G500 Webcam
There happen that sometimes a laptop webcam doesn’t work, and because of that, you‘re going to have to change it. In other hand, you can’t find a similar webcam. What should you do in a situation like that?! Or sometimes flat cable disconnection...
Admin
Admin
0
USB Problems On Desktop Motherboard Asrock H61M
USB Problems On Desktop Motherboard Asrock H61M
In this video, you‘ll see how to diagnose and remove voltage and Data problems on desktop USBs. Stay with Dr-Bios.com
Admin
Admin
0
How To Remove Chips With Strong Resin Adhesive
How To Remove Chips With Strong Resin Adhesive
There are some chips (especially on Lenovo laptops) that have resin adhesive under them. they would be attached to the board hardly after heating, which would make it difficult to remove by the BGA machine. And since this is a problem for...
Admin
Admin
3
Acer LA-A621P CPU Disconnection Problem
Acer LA-A621P CPU Disconnection Problem
There is a new generation Acer motherboard with LA-A621P REV: 1.0 model. After checking the motherboard, I realized that the USB has disconnection. You can learn how to troubleshoot the problem in this video.
Admin
Admin
0
ASUS K56CM LVDS Connector Repair
ASUS K56CM LVDS Connector Repair
In this video, Asus Pegatron K56CM Rev 2.0 motherboard will be repaired. An inductor in LVDS connector part is burned and caused display problems. By shifting the connector, everything will be normal. Note: Alloy is used for removing the connector.
Admin
Admin
0
LED Panel Repair Model LP156WH4
LED Panel Repair Model LP156WH4
Have you had the problem, where LED light turns on but there is no display? And when you change the LED, the display loads and it’s totally normal. So LED is the problem, not the laptop itself. Let’s learn how to fix the problem. (on an Asus laptop)
Admin
Admin
0
How To Fix Dell N5110 Reset Problem
How To Fix Dell N5110 Reset Problem
There is a Dell N5110 wistron motherboard, which is one the known motherboards. With a core i7 CPU, HM67 chipset, controller TPS51123 and the graphic card is nvidia. The motherboard is convertible to both DIS and UMA. The problem is that after...
Admin
Admin
0
Water Spilling Problem On Acer Aspire V3-571 Motherboard
Water Spilling Problem On Acer Aspire V3-571 Motherboard
Water spilled on Acer Aspire V3-571 motherboard and some parts are damaged. There is 19v absent in supply circuit. In this video, you will see the parts that need to be checked via schematics, and restore 19v to supply circuit.
Admin
Admin
0
Hp Pavilion G6 Touchpad And Keyboard Are Not Working
Hp Pavilion G6 Touchpad And Keyboard Are Not Working
In this Lesson there is Hp pavilion G6, Platform is quanta Rev: D R23 What is the problem with motherboard? It starts in normal way but touchpad and keyboard are not working. He has changed the keyboard with another one. And it had no problem...
Admin
Admin
0
Solve 3.3V Problem On Lenovo G500 And G510
Solve 3.3V Problem On Lenovo G500 And G510
Today lesson is about our experience on Lenovo G500 and G510 These laptops have similar board; its common problem is IC pu401 which provide 3.3v of the board, Heats a lot. And with replacing also problem is still there, it heats again, after...
Admin
Admin
0
Laptop Motherboard Troubleshooting Power Problem
Laptop Motherboard Troubleshooting Power Problem
Today lesson is about Samsung motherboard, platform is BA41-02206A This model of Samsung is the most problematic motherboard, what is the problem with this motherboard? Laptop does not start! First of all which, want to test input of DC...
Admin
Admin
1
How To Solve Motherboard Start Problem
How To Solve Motherboard Start Problem
In this tutorial video, you will learn about common problem between all models of motherboard laptop. It is not about a specific brand of laptop. The problem is that motherboard laptop doesn’t start. There he has checked the process of start and...
Admin
Admin
1
How To Fix Asus X55vd Start Problem
How To Fix Asus X55vd Start Problem
Today lesson is about ASUS laptop repair motherboard, its platform is x55vd Mainboard, Rev: 2.1. What is the problem with the notebook? It doesn't start, and on the system some water poured.The 3.3 V is not here and 5 volt is not here also. he...
Admin
Admin
0
How To Fix Sound Chip Laptop Problem
How To Fix Sound Chip Laptop Problem
In this tutorial video, you will learn how to solve sound problem in A15HC series, Casper notebooks. Here, he has observed that after a minute of playing music, the sound stops coming out. It has Conexant sound Card problem. He changes the sound...
Admin
Admin
0
How To Diagnose Power Problem Motherboard Laptop
How To Diagnose Power Problem Motherboard Laptop
This is about Motherboard repairing and how to diagnostic problem motherboard with multimeter and here in this tutorial video, he identifies what was the problem of not turning on Notebook. The problem is with Notebook A15YA model , it does not...
Admin
Admin
0
How To Solve Battery Charging Problem In Lenovo Z5170
How To Solve Battery Charging Problem In Lenovo Z5170
The most common problem of Lenovo Z and y series are charging problem, they charge up to 55 or 60 percent. In this tutorial video, by doing some changes of the Power statutes, in power management section of the laptop, its going to be solved...
Admin
Admin
0
How To Solve Toshiba Satellite C850 Power Problem
How To Solve Toshiba Satellite C850 Power Problem
Toshiba Satellite C850 does not turn on! In this tutorial video ,you are going to learn that the problem is on a MOSFET by taking Buzzer Test. He replaces the MOSFET and the problem has solved. He shows how to test the output and input of the...
Admin
Admin
0
Repairing Lenovo G510 No Display Problem Using Vertyanov Debugger
Repairing Lenovo G510 No Display Problem Using Vertyanov Debugger
This programmer is the new version of the late programmers and it's very easy to work with it. It's not manual; it means by the use of its software, you can connect I/O pins to keyboard connector. In revision 5.1 there was added an option to...
Ahmad Safari
Ahmad Safari
17
How To Use Boardview
How To Use Boardview
Boardview gives a full view of the motherboard. Boardview makes your work so easy; therefore, they are important in motherboard diagnostic. It gives voltages and situated of block with their details, and each motherboard has different boardview...
Admin
Admin
0
How To Solve Backlight Laptop Problem Casper A15YA
How To Solve Backlight Laptop Problem Casper A15YA
In Today's lesson, there is Casper Laptop. What’s the problem of the laptop? After connecting a damaged USB, the graphic went off, before bringing the laptop to us, it had graphic problem.it has graphic but backlight of the graphic is not there...
Admin
Admin
0
How To Solve Toshiba Satellite L300 Graphic Problem
How To Solve Toshiba Satellite L300 Graphic Problem
Today lesson is about Toshiba Satellite L300, Platform number is Inventec: 6050A2170201-MB-A03 What is the problem with motherboard? It starts normally, after starting the laptop; it restarts 2 or 3 minutes later and its displaying and graphic...
Admin
Admin
0
Personal Experience On Replacement Chip
Personal Experience On Replacement Chip
Personal Experience on Replacement Chip Today's video is about Repairing Toshiba L650D. It’s Inventec manufacturer product. Motherboard model is 6050A2333101-MB-A02 and the motherboard has discrete graphic. The main graphic number is...
Admin
Admin
0
How To Solve Dell N5110 Power Problem
How To Solve Dell N5110 Power Problem
In today lesson, there is Inspiron 5110 model, what is its problem? I connect the adaptor; adaptor's green light is on, after connection, adaptor's green light turns off.So, what’s the problem? The problem must be in the motherboard. I connect...
Admin
Admin
0
How To Fix Samsung Netbook CPU Reballing Problem
How To Fix Samsung Netbook CPU Reballing Problem
In today lesson, there is Samsung Netbook motherboard, platform model is ORECON-R, Rev: PR. What is the problem? There is start in platform but there is no display. And Amper is 0.40 I programmed two Bios but it has the same problem. RTC...
Admin
Admin
0
How To Repair Voltage Absent In LA-7912P Motherboard
How To Repair Voltage Absent In LA-7912P Motherboard
Today lesson is about Acer Aspire V3-571G compal platform, it is one of the well-known model, LA-7912P, Rev; 2.0, in this platform, there are Bios, and water spilled problem. First of all diagnose the platform: 1) it’s probably , been in other...
Admin
Admin
0
How To Repair Water Spilled Acer E1-571G Compal LA-7912P
How To Repair Water Spilled Acer E1-571G Compal LA-7912P
Common problem in water spilled laptop is voltage and Amper.In this video ,you will see ,how to diagnose motherboard which reset frequently. Be with Dr-Bios.com
Admin
Admin
0

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