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Originally Posted by SlimBoJones
Hi Brian,
Last week, our IR receivers stopped working after we replaced a few cable connectors on the circuit board they were soldered to. We also had one stop working when we replaced the heatshrink we wrapped the receiver in.
We didn't feel we used excessive heat in either case, but when we scoped the signal pin of the IR receivers afterwards, we found that they were no longer pulling all the way down to 0V, but were floating around 2-3V instead.
-Shawn...
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The signal pins on the receiver shouldn't pull down to 0v if you're testing with the beacon code. One of the beacons will give you a voltage of 4.4 volts on the sensors and the other will give you around 3.9. This is due to your meter averaging the value received from the sensor over time.
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