Installation Guide
Troubleshooting
LEGACY WIRING
ACU LEDS
READER LED
PROVISIONING THE ACU
RESETTING THE ACU
LEGACY WIRING
Sometimes legacy wiring (unshielded and straight through, rather than shielded twisted pair, often
22-6) results in slower connections and dropped packets between the Openpath Reader and Smart
Hub. To remedy this, you can switch GND and VIN with +B and -A connections on the ACU and
readers to ensure the data pair (+B and -A) are using the alternate pair of legacy wires.
ACU LEDS
The Openpath ACU has several LEDs that indicate the following:
● POWER LEDs indicate that the ACU is connected to power
Version 1.5
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Openpath 2019
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