Course Name : CDMRS(Certified Dual motherboard repairing specialist)
Course Duration : 8/4 Months(Normal /Fast Track)
Fast track batch : 6.6.22 (Weekly 3 days)
Last date of admission for fast track batch : 21.5.22
Job / Placement Support: Yes
Module - III - Electronics
Working Concept of Resistor
Types of Resistor
Symbol, Unit, Denoting Letter of Resistor
Resistor Color Coding Concept
SMD Resistor Value
How to test Resistor on motherboard
What is Capacitor?
Types of Capacitor.
Symbol, unit & Denoting Letter of Capacitor
Series and Parallel concept of Capacitor
Inboard and outboard Capacitor Testing
Working Concept of Diode
How many types of Diode
Denoting Letter and Symbol of Diode
Bridge Rectifier Diode Concept
Testing of all types of Diode on motherboard
Concept of Transistor on motherboard
What is Symbol and Denoting Letter?
SMD and Normal Transistor Identification
Onboard Testing of SMD & Normal Transistor
Identification of Difference types of Coil
Working of Coil (Inductor)
Types of Coil
Symbol, unit, Denoting Letter Concept of Coil
Ok Testing of all types of Coil
Concept of SMD Mosfet
Working concept of 3 pin, 6 pin, 8 pin Mosfet
Types of Mosfet
What is Denoting letter and symbol of Mosfet
Gate, Drain, Source pin Details
IC / Chip
Working Concept of IC/Chip
Identification of Difference Types of IC
IC ok Testing on board
Diffrent IC Value on motherboard
Difference Types of Transformer
Working of Transformer
Symbol, Denoting Letter Concept of Transformer
Testing Concept of Transformer
Working Concept of Crystal
Symbol, unit, Denoting Letter Concept
Testing of Crystal by Multimeter and CRO Machine
What is Fuse and fuse work?
Symbol, Denoting Letter Concept of Fuse.
Testing and Repair Concept of Fuse
Types of Difference Thermistor
Working of Thermistor on board
Testing Concept of Thermistor
NTC , PTC Thermistor
Introduction of Motherboard, Components of Motherboard, Block Diagram, Power Source Controller - Components of Circuit, ATX Power Voltage, Voltage Regulator Circuit, PS On Control Circuit Mosfet Detail- Structure of Mosfet, Identification of N-Channel and P-Channel Mosfet through Multimeter, Testing of Mosfet, Different between Transistor and Mosfet, Measuring and Testing of Mosfet, Inductor- Number and Type used on, Use of Power Mosfet. VRM Circuit & Logic Circuit Diagram,VRM Circuit Signal on South Chipset, Checking of VRM Circuit, Measuring of Vcore Voltage, Vcore Voltage testing on P4 Motherboard. General diagram of voltage stability circuit for chipset, Identification of Voltage stabilizer Circuit for motherboard chipset, Oscillation Driver IC by single power Mosfet, Amplifier IC by Mosfet Control algorithm,. Different Types of Stabilizer Circuit, General Question and Answer about stabilizer Circuits. Power Supply of RAM, Video Card AGP 4X, 8X source stabilizer circuits. Detail of Clock Generator Circuit, location, Testing Process, Trouble Shooting of Clock Generator Circuit. Super I/O Control Stage Working of BIOS, Testing and Fault Finding of BIOS, BIOS Beep Codes of Motherboard, Layout of DG31DH55TC, Block Diagram, Features, Detail of Panel and Header. Identification, Testing and Fault Finding of motherboard
Oscilloscope Use to check all types of frequency from 1 kHz to 35 MHz and showing it on screen with Analog direction, Frequency Counter Meter Use to count all types of frequency & show it with digital figure. Solder Bath Use to remove the ram slot, pci slot, CPU socket of the mother board, BGA Rework Station Use to rebelling of graphic ic(GMCH & ICH).SMD, RAM Checker Use to check voltage and important signal on the Ram slots. CPU Checker Use to check Reset, Clock, Address, data and power good on the CPU Socket.PCI Slot Checker. PCI Express Slot Checker. Debug Card, Bios with Bois Programmer. Magnifier Glass. Over heat Checker- Use to check any shorting, every component properly mounts on board and to find out any number of electronics components.
SOLDERING & DISOLDERING PRACTICE
How to remove all motherboard components like- capacitor, transistor, mosfet, crystal, coil, diode, fuse etc. ?
How to fix all electronics components on motherboard easily?
How to remove and fix all types of ic/chip from motherboard?
How to remove and fix all types of port ,connector, slot, socket Like -VGA Port, USB Port, ps2 port, sata connector, cmos battery?
Module- V (Laptop motherboard, LCD, Adapter, & Battery)
Introduction of Laptop, Difference between Desktop and Laptop, History of Laptop, Layout of Laptop, Different uses of Laptop. View Detail of Buttons and Parts of Acer Travel Mat 2400/3210/3220, De-Assembling of Laptop. Block Diagram of Laptop, Adaptor Stage, Battery Stage, DCIN and Detector Stage, Main System Power supply Stage, CPU Core Supply Stage, CPU Stage, Clock Generator stage, System Controller Stage, DSP Stage, and LVDS Stage. LCD TFT Stage, CCFL, RAM, ICH, Micro Controller Stage, I/O controller Stage, VHS, Super I/O controller Stage, Audio Driver and Audio Amplifier Stage, Key Board Stage, Mouse Stage, IEEE 1394 Stage, Adaptor Stage, Testing and Fault Finding of Adaptor Battery Stage, IC Detail used in Battery Stage, Working of Circuit, Testing and Fault Finding. Detail of Different circuits of Laptop(DCIN and Detector Stage, Testing and Fault Finding of DCIN and Detector Stage, Battery Charging and Power Selection Stage(Testing and Fault Finding5 VALWP and 3 VALWP Main System Power Supply Stage and Testing, Embedded Controller Stage, Flash ROM Stage. Embedded Controller Memory Stage, 1.5 VALWP and 1.8 VA (RAM) System Power Supply Stage and testing, 2.5 VP System Power Supply Stage and Testing, 0.9 VP System Power Supply Stage and Testing.
CPU Fan Supply Controller Stage and Testing, +3VALW to +3VS Supply Power Control Stage, +5 VALW to +5 VS Supply Power Controller Stage, +3 VALWP to + 3 V Supply Power Controller Stage, +1.8 V to +1.8 VS Supply Power Controller Stage, +1.5 VALW to +1.5 VS Supply Power Controller Stage and testing of all. 1.05 VP System Power Supply Stage and Testing, Power Discharge Circuit Stage, CPU Core Power Supply Stage and Testing. Power On Circuit Stage and Testing, Power Button and Launch keys Button Stage and Testing, Clock Generator Stage and Testing, System Temperature Sensing Stage and Testing. CPU Thermal Protection Stage and Testing, Hard Disk Drive connector Stage, Optical Disk Drive connector Stage and Testing. Internal Keyboard Connector Stage, Mouse Board Touch Pad Stage and Testing, Audio Section Power Supply Regulator Stage, Audio Codec Stage. Audio Amplifier Stage, Head Phone and MIC Jack Stage and Testing, Beep Sound Signal Controller Stage and Testing, USB Port Power Supply Controller Stage and Testing. LCD Panel Power and Connector Stage and Testing, Inverter Stage and Testing. External Display Port Stage and Testing Modem Daughter Card Connector Stage and Testing, Bluetooth Interface Stage and Testing, PC Card Bus Slot Stage and Testing, Network and Modem Jack Stage and Testing. LCD Panel, LCD Manufacturing Process, Motherboard Layout Top and Bottom View, power Diagram, Power on Sequence Diagram, Laptop Trouble Shooting.
Volt in section
Step down section
Chip section (Graphic Section, North Bridge, South Bridge Section)
Battery section (Charging & Discharging Section)
I/O (Input Output ) section
3.3v , 5v section
1.2v, 1.8v, 1.5v, 2.5 volt section
Odd section & Fan section
Lvds section ( LCD LED Panel and Screen section)
Keyboard section & Touch pad
Clock generator section
Wi-Fi section & Adaptor section
ASSEMBLING & DISASSEMBLING DESKTOP AND LAPTOP
FAULTS FINDING AND REPAIRING SOLUTION
No display problem solution
Dead motherboard problem solution
Automatic Restarting error repairing
Hanging problem of laptop and desktop
Charging & discharging faults of laptops
Dim screen faults solution
Automatic off problem
Date and time error
Heating faults of laptop and desktop
Fan not working faults of laptop & computer
Motherboard Shorting faults
USB not working faults
Hard disk not working
Error from Webcam (camera)
Wi-Fi not working problem
Sound related faults solution
Network related problem
Laptop Touchpad not working
Keyboard not working faults of laptop & desktop
Bluetooth and card reader problem
White screen faults of laptops
Hinge repair of laptops
ADVANCE LEVEL REPAIRING WITH MACHINE
BGA MACHINE: How to work on BGA machine for Chip Re-balling ( Graphic chip, Pch chip, North bridge chip, South bridge chip)
BGA CHIP REBALLING : How to create Bga ball using stencil ?
BIOS PROGRAMMER: How to use BIOS programmer for reprogramming Laptop bios chip, Desktop bios chip, Lcd, Led TV Bios chips.
CRO MACHINE: How to use CRO Machine for checking all signal on motherboard like reset signal, clock signal, bios signal and frequency?
FCM : How to use FCM for checking frequency of motherboard.A frequency meter is an instrument that displays the frequency of a periodic electrical signal.
DC POWER SUPPLY MACHINE: Use of DC Power Supply Machine for varrious voltage checking of laptops and Desktop motherboard.
DIAGNOSTIC CARD: Use of Diagnostic card for faults checking with error code of laptops and Desktop motherboard.
CPU SOCKET TESTER: How to use CPU socket tester?
RAM TESTER: How to use ram slot tester?
USB tester : How to use USB Tester ?
EEPROM : How to use EEpom ?
PICK UP TOOLS: For Laptop motherboard only ?
INFRERED THERMOMETER: How to use IT ?
PCIE SOCKET TESTER : How to use PCIE ?
COM,PS2 POST CHECKER : How to check COM & PS2 port ?
SOLDER BATH : How to use solder bath ?