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Motherboard Chip Level Repair


Different levels of motherboard component level repairs

For Example
Level 1 - DC Jack/Fuse Replacement
Level 2 - Power IC Replacement (6-12 pin ICs)
Level 3 - Controller IC Replacement (200-400 pin ICs)
Level 4 - BGA Rework Reflow (Northbridge / Southbridge / Graphics Chips)
Level 5 - BGA Reballing


DC JACK REPAIR

Laptop power problems are usually caused by a faulty/wobbly DC jack, which stops your laptop from recharging or powering up

Common Symptoms are:
+ Your laptop battery will not charge
+ Wobbly DC Jack Power Connector
+ Intermittent Battery charging
+ Screen Dims and brightens often
+ When power supply moved laptop turns off
+ The charging light may not illuminate.
+ A burning smell coming from the DC Jack
+ No Power



Power Problems
Laptop power problems are also caused by a faulty power sections on the motherboard, which can stop your laptop from recharging or powering up

Common Symptoms are:

+ Turns off after a while
+ Not turning ON
+ Not charging battery
+ Power supply light blinking when inserted
+ Battery does not charge even though a new battery has been purchased
+ Battery does not charge even though a new Power supply has been purchase.


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Course Contents

SECTION - A

Basic Laptop Repair Training Course

You'll discover how to troubleshoot & repair ??

  • Dead Systems
  • No display
  • Dim display
  • Freezing System
  • System getting hung
  • Keyboard control section problem
  • Memory control section problem
  • Audio not working
  • USB port not working
  • Serial port not working
  • Ps2 port not working
  • CD Drive control section problem
  • Hard disk control section problem
  • Battery not charging
  • D C pin problem
  • Soldering & Desoldering of Motherboard Ics, Transistors, Dieode, Fuse, Capasitors, VGA Chips ETC....

The Best Way To Take A Laptop Apart

  • Laptop Motherboards
  • Solving Laptop Power Problems
  • Soldering
  • How To Handle Liquid Problems Like Spilling water In Your Laptop
  • Handling Laptop Keyboard Issues
  • How You Deal With Overheating Laptops
  • Fixing Keyboard Problems
  • Fixing Touchpad Problems
  • Replacing Broken Laptop Screens
  • Replacing Memory/Data Components

How To Fit/Install Laptop Hard Drives

You'll discover....

  • What you need to know about hard drive installation.
  • Example Hard Drives.
  • How To Partition & Format the New Hard Drive.
  • Special instructions for notebook computers made prior to 1998.
  • By-passing the BIOS Password.
  • What to do if You Can't Boot The System.
  • Laptop BIOS Settings.
  • What to do if you can't remember your BIOS password.
  • and you need to get into the BIOS.
  • A comprehensive FAQ section.

Using our laptop repair guides, you'll have the knowledge to

  • Identify ALL the parts in a Laptop.
  • Fit laptop screens.
  • Fit laptop keyboards.
  • Fit memory into ANY laptop.
  • Fit hard drives into ANY laptop.
  • Clean a laptop keyboard to an 'as new' condition. This little-known technique can make you a ton of money alone.
  • How and where to buy laptops cheaply and sell them for a healthy profit.
  • Which laptops to buy and which to stay away from.

Laptop Exploding Diagrams

This part contains diagrams and the part numbers. You'll use this to see where the parts fit together. Other than physically taking a laptop apart, this is the only way to see how the bits and pieces fit together. There are other information sections including pictures of components and the specifications of laptops. This is useful knowledge to have as you'll know exactly what's in a laptop before buying or repairing a particular model. Where else can you find all this information? The answer is?.. nowhere!

Consider these advantages of becoming a laptop repair specialist...

  • All your income is earned from home.
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  • You can be employed.
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  • Retired.
  • Want to escape the 9 - 5 grind.

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  • Selling just ONE laptop per week will make $200 per week.
  • Fitting ONE keyboard into a laptop will make $45.
  • Installing memory into a laptop will make $45.
  • Fitting a hard drive will make $45.
  • Installing Windows to a new hard drive will make an additional $45.

Get answers to your technical questions visit our Tech Blog now


SECTION - B

Advance chip-level Laptop Motherboard repair

Laptop Motherboard Chip Level Training Course Content

Basic electronics, Laptop and Desktop motherboard chip level course, ;Analog Digital,Block Diagram, Basic Problems, Circuit diagram, Repairing Steps of ac adapter, battery, Lcd inverter, Hard drive, ram, keyboard, touchpad, cd dvd

IC Chip Soldering & Desoldering

Motherboard Ic Chip Components

Video Illustrations


Connector Socket Basic problems ,circuit diagram,& repairing steps

Get answers to your technical questions visit our Tech Blog now



Motherboard Overview: Main Signals of Motherboard And How motherboards Work with Different ic

  • Define different Laptop problems
  • Common Laptop Notebook Chip
  • POWER SUPPLY CHIP
  • IO CHIP
  • CPU power supply chips
  • Charge discharge control chip
  • CPU temperature control chip
  • Graphics Brand
  • Ethernet chips
  • Sound audio Chip
  • PC Card Chip
  • COM port chip
  • Keyboard-chip
  • Keyboard chip
  • Battery IC :
  • Memory control chip
  • Clock IC :
  • lcd back light control
  • Ddr memory power supply
  • Other Common chipset
  • Mosfets Used
  • Crystal (14.318 Clock )

  • Connector Socket(display, battery, dvdrom, modem, keypad, touchpad, onoff panel etc)
  • Fault finding and troubleshooting of motherboards
  • Tracing different connectors and socket with related component and chip
  • Testing and using of different components
  • Dc to dc power regulator sections
  • Power supply to different chips vcc core, 5vsus, +1.5v, 1.8vsus, 5v, 10v, 2.5v
  • Cpu core voltage, vid signals, vrm section, mosfet of vrm
  • Clock generation circuits
  • Bois chips section, rtc chip

  • Power good , reset,frame, clock, bios signals
  • Fault finding and troubleshooting.
  • How to read different component datasheet.
  • Basic cleaning and washing method of motherborad
  • Smd component pratice removal and inserting different components
  • Training using cro osciloscope
  • Finding fault using cro osciloscope
  • Use of debug card post error code
  • Finding fault using post debug card

  • Training using eeprom programmer
  • Bios update using eeprom programmer
  • Training using bga soldering station
  • Removing bga chips and rebolling it using reball stencil
  • Ics rebolling, bga ball arrangement, pratice
  • Training using solder batch
  • Removing socket & connectors using solder bath
  • Bios password, ibm, dell password removing steps
  • Searching data sheets of different ics
  • Common problems of different motherboards

    -----

  • Student bonus package
  • Service Manuals of different Laptop
  • Schematic diagram of motheboards , Bios update files, Datasheet etc
  • Online support for 1 year
  • Ics list and used of different Ics with models list
  • Free upgrades for the first one year
    etc)


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Laptop Lcd Screen Problems


Screen Corruption

Laptop display problems are also caused by a faulty screen or VGA chip on the motherboard, which can affect the display. 80% of the time its a fault with your onboard Graphics Card. These graphics chips are BGA form factor, Ball Grid Array chips cannot be resoldered using convention soldering irons.

Common Symptoms are:
+ Multi Colours
+ Multi unknown alphanumeric characters
+ Blank Screen
+ White Screen
+ Flickering Screen
+ Lines on Screen
+ VGA Chip
+ Power Light but no display


DIM DISPLAY

Dim Display problems are usually caused by a faulty inverter or Cold Cathode Fluorescent Lamp in side the screen, which stops your laptop screen from illuminating.

Many companies tend to replace the screen if the CCFL is faulty, this option is much more expensive, where as you can replace the CCFL for a fraction of the price.

Common Symptoms are:
+ Faint Windows Logo
+ Turns on and Windows Login Sound is Present but nothing on screen
+ Blank Screen


HDD PROBLEM

Laptop HDD problems are usually caused by a faulty IDE Controller, HHD connector on the motherboard or a Faulty HDD. Common Symptoms are:
+ IDE error
+ Operating system not found
+ Ntdlr missing
+ HDD hanging
+ Clicking noise from HDD
+ Whining noise


LIQUID SPILLAGE

Liquid Spills cause components to short on the motherboard. So the best thing is to turn off your laptop immediately and mop downany excess liquid with paper towels (do not use a hair dryer as that will cause more issues).

Make sure the battery is removed immediately.
Liquid spillage can cause rusting if the laptop is not repaired immediately.
Common Symptoms are:
+ Keyboard Sticky
+ No power
+ Failure of drives
+ Motherboard Failure


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