How to repair projector ballast , tested by ballast tester
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Digital Video Projector Ballast Diagnosis and Repair
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Hacking an OSRAM P-VIP Projector Lamp Driver Board
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Изобретаем БТГ. Проект "Рекупиратор". Не большой"Прорыв". Первые результаты. Part 5
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BenQ W1080ST DLP Projector Power Supply Troubleshooting | Repair
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LED Projector Repair?
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230 Watt Osram Projector Ballast Repair
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Projector Ballast Tester--Made by Guangzhou Baixing Electronic.
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