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David CampbellJul 28, 2025
How to fix BenQ HT2150ST that won't turn on?
- KKristen SimonJul 28, 2025
If your BenQ Projector doesn't turn on, make sure the power cable is securely plugged into both the projector's AC inlet and a working power outlet (and that the outlet switch is on, if applicable). Also, wait for the cooling down process to complete before attempting to turn it on again. Finally, check that the lamp cover is correctly attached.