CABLETRON SYSTEMS, INC.
FOT-F3, FOT-F25
Device Type | Transceiver |
NIC Type | Ethernet |
Maximum Onboard Memory | Unidentified |
Boot ROM | Not available |
Network Transfer Rate | 10Mbps |
Topology | Star |
Wiring Type | Fiber Optic cable – ST AUI transceiver via DB-15 |
Data Bus | External |

CONNECTIONS | |||
Function | Label | Function | Label |
AUI transceiver via DB-15 | CN1 | Fiber optic connector (ST) - transmit | TX |
Fiber optic connector (ST) - receive | RX | ||
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
| » | SQE test function enabled | SW1 | On |
SQE test function disabled | SW1 | Off | |
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
PWR | Green | On | Power is on |
PWR | Green | Off | Power is off |
SQE | Yellow | On | Signal Quality Error test function is enabled |
SQE | Yellow | Off | Signal Quality Error test function is disabled |
XMT | Green | Blinking | Data is being transmitted |
XMT | Green | Off | Data is not being transmitted |
RCV | Yellow | Blinking | Data is being received |
RCV | Yellow | Off | Data is not being received |
CLN | Red | Blinking | Collision detected on network |
CLN | Red | Off | No collision detected on network |
LNK | Green | On | Network connection is good |
LNK | Green | Off | Network connection is broken |