“I hooked up my cable to HDMI 1 and it worked. I tried HDMI 2 to see if I could get a better picture but there was no signal. I then switched back to HDMI 1 and now it won't recognize the signal from the cable box. I have tried a different cable as well”
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Please contact out technical support for assistance with your projector 1-888-289-6786(6am-5pm PST) Monday - Friday excluding holidays. You can also fill out our RMA request form found here: https://www.optoma.com/us/support/rma-procedure/ so we can assist you with this.
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