Carrier 50HCQ12 Installation Instructions Manual

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33CableAccess PortJ12P1 P1P5 P5RTU OpenBACview6 Local Access CableProtocol SelectorC10812Fig. 60 -- BACview6 Handheld ConnectionsTable 8 – LEDsThe LEDs on the RTU Open control board show the status of certain functionsIf this LED is on... Status is...Power RTU Open has powerRx RTU Open is receiving data from the network segmentTx RTU Open is transmitting data over the network segmentDO# The digital output is activeThe Run and Error LEDs indicate control module and network statusIf Run LED shows... And Error LED shows... Status is...2 flashes per second Off Normal2 flashes per second 2 flashes,alternating with Run LED Five minute auto---restart delay after system error2 flashes per second 3 flashes,then off Control module has just been formatted2 flashes per second 4 flashes,then pauseTwo or more devices on this network have thesame ARC156 network address2 flashes per second On Exec halted after frequent system errors orcontrol programs halted5 flashes per second On Exec start---up aborted, Boot is running5 flashes per second Off Firmware transfer in progress, Boot is running7 flashes per second 7 flashes per second, alternating withRun LED Ten second recovery period after brownout14 flashes per second 14 flashes per second,alternating with Run LED BrownoutOn OnFailure. Try the following solutions:S Turn the off, then on.S Format RTU Open.S Download memory to RTU Open.S Replace RTU Open.50HCQD12