SMC Networks 1560 user manual SCANport

Chapter 5 — Troubleshooting

Contents

NAME	Color	Status	Indication
		Two Flashes	The node is hearing the token being
		then OFF for	passed among other nodes, but is
		two seconds	never receiving the token. Check the
			network for an open circuit or defective
			termination.
		Three Flashes	The node is not hearing any other
		then OFF for	nodes. It is periodically claiming the
		1.7 seconds	token but finding no other node to
			which to pass it. Check the network for
			an open circuit or defective termination.
		Four Flashes	The node has heard a valid message
		then OFF for	from another node that is using the
		1.4 seconds	same address as this node. The node
			remains in this state as long as it
			continues to hear the duplicate address.
			If the duplicate address is not heard for
			five seconds, the node then changes to
			the pattern of one flash every second.
SCANport	Green	Steady	SCANport connection if OK
Status
		Blinking	Check cable connections. Indicates that
			the 1560-MBP unit is not able to link up
			with the drive’s SCANport. Make sure
			that the A-B device supports Datalinks if
			the 1560-MBP Datalinks are enabled.
	Red	Steady	The SCANport connection has faulted.
			Check configuration switch settings,
			SCANport cable connections, cycle
			power. Contact ProSoft factory support
			if problem persists.

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