If the sending card have no Green lamp flashing, how to do? Generally, if the green Lamp of the card not work or no flashing, it means the sending card does not have input video source. We can use the following ways to find the reason: 1. checking sending card’s red lamp , if the…
First Visually observe whether there is a lack of components, damaged, if there is a short circuit chip burn through, whether by the lightning. Judging from light, red light is power lamp, green light is a signal lamp. The red light can be judged the card’s power supply circuit is normal or not, the power…
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