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Apr 23, 2026
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ET 206 - Video Monitor Theory and Repair
Credits: 1-4
Description
Covers the theory, operation, repair, and troubleshooting of CRT displays, LCDs, and the power supplies which are found in most CRT and LCDs. The hands-on labs will include troubleshooting on equipment from various manufacturers. This course is designed for students who have completed courses on DC and digital electronics or have at least 2 years of electronic experience.
Student Learning Outcomes
- Explain the theory and operation of CRT and fixed pixel displays including LCD panel operations signal processing and backlighting.
- Explain multi-mode formats and circuit operation, analog and digital signal formats and connectors.
- Analyze the operation of switched-mode power supplies (SMPS) and LCD inverter power supplies and diagnose faults using systematic troubleshooting methods.
- Relate CRT, LCD, SMPS and inverter power supply block diagram test points to the equivalent schematic test points.
- Demonstrate safe servicing techniques.
- Performance test and troubleshoot LCD displays and CRT monitors using special purpose test equipment.
- Review the current troubleshooting and symptom/cure charts of different manufacturers to aid in rapid troubleshooting of CRT and LCD.
- Perform LCD backlight replacement and LCD video calibration.
Prerequisite: None
Corequisite: None
Graded: Letter Grade
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