RE-CHIP Module 3(Desktop chip level repairing)
MODULE 3 ( DESKTOP Chip Level Repairing)
Basic Electronics :
- Introduction of Electricity (Volt, Current, Ac Dc Fundamentals, Current, Voltage, Watt, Ampere, Resister, Capacitor, Diode, Transistor, LED etc)
- Use of Digital Multimeter.
- What is Circuit ? And Types of circuit
- Resistance & Colour code, capacitor, Diode, Coil & Transformer, Transistors, Mosfet, Sensor, Ic’s Complete Theory & Practical.
SMPS (Switch Mode Power Supply)
- Introduction of basic component,
- Working Principal of SMPS. block diagram
- Different Voltage Pin out Of Different Cable and Use
- Trace Out Rectifier, Filter, Oscillator, SM Transformer
- Tracing & Fault Finding of SMPS, basic Problem and Solution
- Introduction of Monitor, Types of Monitor
- Working of Deflection of coil, Degauss coil, Rotation of coil and signal cable connector Description.
- Circuit Diagram of monitor sections : (Power supply stage, system & system Driver stage, Horizontal Deflection stage, Vertical Driver & Output Stage, EHT Stage, Horizontal deflection stage, Vertical driver & Output stage, Video Pre-Amplifier Stage, Video Driver & Output Stage).
- Tracing & Fault finding of Monitor
UPS ( Un- Interrupted Power Supply)
- Introduction of UPS.
- Working of Relay, Transformer.
- Circuit Diagram of UPS Sections;(AVR Stage, Voltage Regulator Stage, Charging stage, Oscillator & Switching stage, AC low & AC high Senser Stage, Buzzer Stage & Deep Discharging (Battery Protection Stage).
- Tracing & Fault Finding of UPS.
- Introduction of Motherboard.
- Block diagram of Motherboard, all sections working & Description
- Description of slot parts & Identification
- Block diagram & Working of VRM Section (Voltage Regulator Module)
- Working of circuit diagram VRM Section & all internal sections (Output current sense stage, Input Volt sense stage, Five bit Programmable stage), Testing & Fault finding of VRM Section.
- Clock Generator section ( Working of Clock generator section & Testing).
- Description of BIOS Section (Working & Fault finding of BIOS)
- I/O Controller section (Working of I/O & Description of all internal section :-FDC Interface stage, Keyboard interface stage, LPC interface stage, Multimode parallel stage, Input Output Port) Complete working.
- Stand by section & RTC Section working and testing.
- Soldering & D-Soldering of chip components By SMD, Iron & Hotgun.
- C.R.O (Cathode Ray Oscilloscope), Operating of C.R.O & Troubleshooting by C.R.O.
- Fault finding of Motherboard all sections through testing flow chart and use of debugger card .(Fault Diagnose through this card coding)
- CMOS set up utility & Controlling option of set up & on Board BIOS Programming.
- Introduction of BGA, Operating of BGA Machine
- Rebolling of IC’s through BGA Machine
CD-ROM, DVD-ROM, CD-WRITER, DVD-WRITER
- Working Principle
- Different Motors and Functions
- Lance Diagnostic & Setting
- Fault Finding, Logic Board
- Basic Problems and Solution
- Working principle Of Hard Disk
- Head and Media Detail
- Bad Sector Removing
- Basic Problems and Solution
- Working Principle of Ram, Types of RAM
- RAM Architecture, Basic Repairing Concepts