Yamaha mLan Interface Card, MY8-mLAN LED Messages

LED Messages

LED messages

				Function		Status
							English
			Indicates the status of the mLAN (IEEE		Red ..... Disconnecting the connection will
mLAN1, 2						interrupt the sound on the bus
			1394) jack.			(system).
					Green... The connection is a “leaf” node.
					Red/Orange ... An error has occurred.
RT/ERR			Indicates “root” node and error.		Green ... The MY8-mLAN is a “root”
					node.
ACTIVE			Indicates the status of the relay function		Blue ... The relay function is enabled.
			between mLAN (IEEE 1394) jacks.
Error messages
mLAN*		RT		Cause		Action
2	1
	red	orange		The topology of the connected devices		Check to see if any part of the connection
				creates a loop.		creates a loop.
				Cycle Start Packet is not transmitted to
red		orange		the bus. (Audio/MIDI data cannot be		Remove the malfunctioning device.
				transmitted.)
red	red	orange		A malfunctioning device exists on the		Remove the malfunctioning device.
				bus.
	green	orange		The number of hops exceeds 16.		Check the number of hops.
						Add a power provider to the bus, or
green		orange		The power to the bus is insufficient.		remove a power consumer from the
						bus.
	red	red		MIDI IN transfer rate is not correct.		Check the MIDI transfer rate setting.
red		red		Data transmission exceeds the MIDI		Check to see if the transmitting device
				transfer rate.		is operating properly.
		red		The sound is interrupted for some rea-		Check the word clock setting.
				son, or the devices are not syncing.

* If the RT/ERR LED is lit green or is dark, these LEDs indicate the status of the mLAN (IEEE 1394) jacks.

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