Carrier 48TC*D08 appendix BACview6 Handheld Connections, LEDs

48TC

C07170

	Fig. 69 - BACview6 Handheld Connections
		Table 22 – LEDs
	The LEDs on the RTU-MP show the status of certain functions
If this LED is on...		Status is...
Power		The RTU MP has power
Rx		The RTU MP is receiving data from the network segment
Tx		The RTU MP is transmitting data over the network segment
DO#		The digital output is active

The Run and Error LEDs indicate control module and network status

If Run LED shows...	And Error LED shows...	Status is...
2 flashes per second	Off	Normal
2 flashes per second	2 flashes,	Five minute auto---restart delay after
	alternating with Run LED	system error
2 flashes per second	3 flashes,	Control module has just been
	then off	formatted
2 flashes per second	4 flashes,	Two or more devices on this network
	then pause	have the same ARC156 network address
2 flashes per second	On	Exec halted after frequent system errors
		or control programs halted
5 flashes per second	On	Exec start---up aborted, Boot is running
5 flashes per second	Off	Firmware transfer in progress, Boot is
		running
7 flashes per second	7 flashes per second, alternating with	Ten second recovery period after
	Run LED	brownout
14 flashes per second	14 flashes per second,	Brownout
	alternating with Run LED
		Failure. Try the following solutions:
		S Turn the RTU---MP off, then on.
On	On	S Format the RTU---MP.
		S Download memory to the RTU---MP.
		S Replace the RTU---MP.

52