tv-troubleshooting-and-repair

9 лет назад

This video provides troubleshooting steps for a TV that won't power on. The presenter uses a multimeter to check for 5-volt standby on the power supply board. If the voltage is present, the main board may be faulty. If the voltage is absent, the power supply board may be faulty.

4 года назад

This video explains how to fix horizontal lines on an LCD screen using a piece of tape. The video dives into the inner workings of LCD panels, explaining how image data and row signaling work together to create an image. The presenter demonstrates how to use tape to block row signaling on a ribbon cable, potentially fixing the horizontal lines.