ALLIED TELESYN, INC.
AT-270
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 | CN1 | BNC connector | CN3 |
AUI transceiver via DB-15 | CN2 | ||
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 1 | Unidentified | On | Power for port 1 is present |
Power 1 | Unidentified | Off | Power for port 1 is absent |
Power 2 | Unidentified | On | Power for port 2 is present |
Power 2 | Unidentified | Off | Power for port 2 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 |