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# ALLIED TELESYN, INC.
AT-207
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
RG-58A/U 50ohm coaxial
Data Bus None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|--------------------------+-------+-----------------+-------|
| AUI transceiver via | CN1 | BNC-T connector | CN2 |
| DB-15 | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+-------+-----------|
| ยป | SQE/Heartbeat switch disabled | SW1 | 0 |
|---+------------------------------------+-------+-----------|
| | SQE/Heartbeat switch enabled | SW1 | 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+--------------+--------+----------------------------|
| Power | Amber | On | Heartbeat signal is |
| | | | enabled |
|-------+--------------+--------+----------------------------|
| Power | Green | On | Heartbeat signal is |
| | | | disabled |
|-------+--------------+--------+----------------------------|
| XMIT | Unidentified | On | Data is being transmitted |
|-------+--------------+--------+----------------------------|
| XMIT | Unidentified | Off | Data is not being |
| | | | transmitted |
|-------+--------------+--------+----------------------------|
| RCV | Unidentified | On | Data is being received |
|-------+--------------+--------+----------------------------|
| RCV | Unidentified | Off | Data is not being received |
|-------+--------------+--------+----------------------------|
| HB | Unidentified | On | SQE test signal is present |
|-------+--------------+--------+----------------------------|
| HB | Unidentified | Off | SQE test signal is not |
| | | | present |
|-------+--------------+--------+----------------------------|
| COL | Unidentified | On | Collision detected on |
| | | | network |
|-------+--------------+--------+----------------------------|
| COL | Unidentified | Off | No collision detected on |
| | | | network |
+------------------------------------------------------------+