Power Supply Repair

ATX- SMPS Course Syllabus

1)Introduction of SMPS

2)SMPS Power Supply Concept

3)Principal of Switching Mode Power Supply

4)Types of SMPS

5)ATX SMPS Working Procedure

6)Floating Negative / Hot Ground vs Chassis / Cold Ground

7)ATX SMPS – Block Diagram SMPS

8)SMPS Repairing Tools

9)Description & Troubleshooting  of Different Sections of SMPS Circuit

1. i) Rectifier Filter Stage
2. ii) Power starter Stage & SB Voltage Stage

iii) Oscillator, Error Amplifier Reference Voltage Regulator, Shutdown, output control and Driver Stage.

1. iv) Switching Output Stage
2. v) +3.3V Regulator Stage and Use of IC TL 431
3. vi) DC Output Stage

vii) Power Good Stage

1. ix) PS On and Protector Stage.

DEMO VIDEOS 

Demo1 

DEMO2

DEMO 3