ALLIED TELESYN, INC.

AT-440

Card Type	Single Port Transceiver
NIC Type	Ethernet
Network Transfer Rate	10Mbps/CSMA/CD
Topology	Linear Bus
Wiring Type	AUI transceiver via DB-15 port
Data Bus	None

CONNECTIONS
Function	Label	Function	Label
AUI transceiver via DB-15 port 1	CN1	AUI transceiver via DB-15 port 4	CN4
AUI transceiver via DB-15 port 2	CN2	BNC-T connector	CN5
AUI transceiver via DB-15 port 3	CN3

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	SQE/Heartbeat switch disabled	SW1	0
	SQE/Heartbeat switch enabled	SW1	1

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
Power	Unidentified	On	Power is present
Power	Unidentified	Off	Power is absent
TRANSMIT	Unidentified	On	Data is being transmitted
TRAMSMIT	Unidentified	Off	Data is not being transmitted
RECEIVE	Unidentified	On	Data is being received
RECEIVE	Unidentified	Off	Data is not being received
COLLISION	Unidentified	On	Collision detected on network
COLLSION	Unidentified	Off	No collision detected on network
SQE TEST	Unidentified	On	SQE is enabled
SQE TEST	Unidentified	Off	SQE is disabled

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