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Desktop Chip Level Training
Desktop Card Level Training
A desktop chip-level repair syllabus covers Basic Electronics (AC/DC, components), Hardware Fundamentals (assembly, SMPS, block diagrams), Tool Usage (multimeter, oscilloscope, hot air, BGA machine), Motherboard Sections (VRM, BIOS, I/O, RAM slots), Troubleshooting (fault finding, signal tracing, schematics), Soldering/Desoldering (SMD/through-hole), and advanced skills like BGA Reballing, BIOS Flashing, and Power Sequence Tracing, focusing on diagnosing and fixing issues at the IC/component level, not just card replacement.
Electronics Fundamentals
- Basics: AC/DC, Voltage/Current, Basic Circuits, Electronic Components (Resistors, Capacitors, Diodes, Transistors).
- Digital Concepts: Digital Electronics, Microprocessors, Memory types.
Computer Hardware & Tools
- Desktop Anatomy: Block diagrams, Assembly/Disassembly.
- Power Supply: SMPS Block Diagram, Fault Finding.
- Testing Tools: Multimeter, Oscilloscope (CRO), DC Power Supply, Diagnostic Cards, RAM Tester, CPU Socket Tester.
- Soldering: Soldering/Desoldering (SMD & Through-Hole), Hot Air Gun, BGA Machine.
Motherboard Deep Dive & Tracing
- Motherboard Sections: VRM (Voltage Regulator Module), CPU Socket, Chipsets, RAM Slots, I/O Ports, BIOS/CMOS.
- Power Sequencing: Tracing power rails and sequences.
- Signal Tracing: Reset, Clock, Data Signals using CRO.
- Fault Finding: No Display, No Power, Junk Display, Beep Codes.
Chip-Level Techniques
- Component Level Repair: Identifying & replacing faulty components (ICs, MOSFETs, Coils).
- BGA Reballing: Reballing Ball Grid Array Chips.
- BIOS/Firmware: Flashing, Updating, Password Removal, BIOS Editing.
- Board Views & Schematics: Using diagrams for fault isolation.
Advanced & Practical Skills
- Fault Scenarios: Case studies for common motherboard issues.
- Board Washing: Cleaning techniques.
- • Operating System: Installation & Basic Networking (often included).
Tools & Machines Covered
- Soldering Iron, SMD Rework Station, Hot Air Gun, Oscilloscope, DC Power Supply, Diagnostic Card, BGA Reballing Kit/Machine
Chiplevel hands on practicals :
- Full power flow of ICH,PCH and FCBGA Technology
- Basic Electronic circuits and components.
- RSMRST, WRST, PLTRST and CPURST Signals.
- S5-S4-S3-S0 states and Controls.
- Switching MOSFETS and Switching Transistors.
- RT809F-Multimeter-Oscilloscope-mastech SMD test.
- Voltage and reset signal tracing
- Clock signals with DSO
- BIOS Programming with RT809F
- VIN Section Tracing
- Stanby Section Tracing
- Suspend & RUN Power Tracing
- CPU Core & VRMPOWRGOOD
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