(TXT) View Source
       
       # CABLETRON SYSTEMS, INC.
       
          TRFOT-2, TRFOT-3
       
          Device Type            Fiber Optic Transceiver                 
          NIC Type               Token Ring                              
          Maximum Onboard Memory Unidentified                            
          Boot ROM               Not available                           
          Network Transfer Rate  4/16Mbps                                
          Topology               Star                                    
          Wiring Type            Unshielded twisted pair (10Base-T)      
                                                                         
                                 Fiber optic                             
          Data Bus               External                                
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Function       | Label |       Function       | Label |
          |---------------------+-------+----------------------+-------|
          | Power jack          |  CN1  | Fiber optic          |  RX   |
          |                     |       | connector (ST) -     |       |
          |                     |       | receive              |       |
          |---------------------+-------+----------------------+-------|
          | AUI transceiver via |  CN2  | Fiber optic          |  TX   |
          | DB-9                |       | connector (ST) -     |       |
          |                     |       | transmit             |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | Phantom drive disabled                  | SW1/C |    On    |
          |-----------------------------------------+-------+----------|
          | Phantom drive enabled                   | SW1/C |   Off    |
          |-----------------------------------------+-------+----------|
          | Cabletron proprietary devices           | SW1/D |    On    |
          |-----------------------------------------+-------+----------|
          | 802.5J compatible devices               | SW1/D |   Off    |
          |------------------------------------------------------------|
          | Note: SW1/C & SW1/D apply to RI/RO applications            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    APPLICATION SETTINGS                    |
          |------------------------------------------------------------|
          |          Setting           | SW1/A | SW1/B | SW1/C | SW1/D |
          |----------------------------+-------+-------+-------+-------|
          | Station application        |  On   |  Off  |  Off  |  Off  |
          | enabled                    |       |       |       |       |
          |----------------------------+-------+-------+-------+-------|
          | Lobe (TCU) application     |  Off  |  Off  |  Off  |  Off  |
          | enabled                    |       |       |       |       |
          |----------------------------+-------+-------+-------+-------|
          | Ring in application        |  On   |  On   |  See  |  See  |
          | enabled                    |       |       | note  | note  |
          |----------------------------+-------+-------+-------+-------|
          | Ring out application       |  Off  |  On   |  See  |  See  |
          | enabled                    |       |       | note  | note  |
          |------------------------------------------------------------|
          | Note: SW1/C & SW1/D may be in either position as           |
          | illustrated in the user configuration table                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED | Color |  Status  |             Condition             |
          |-----+-------+----------+-----------------------------------|
          | PWR | Green |    On    |            Power is on            |
          |-----+-------+----------+-----------------------------------|
          | PWR | Green |   Off    |           Power is off            |
          |-----+-------+----------+-----------------------------------|
          | CU  | Green |    On    |   Phantom detected/valid copper   |
          |     |       |          |               link                |
          |-----+-------+----------+-----------------------------------|
          | CU  | Green | Blinking |   Phantom detected/valid copper   |
          |     |       |          |       link, no data present       |
          |-----+-------+----------+-----------------------------------|
          | CU  |  Red  |    On    |  Phantom not detected. No copper  |
          |     |       |          |               link                |
          |-----+-------+----------+-----------------------------------|
          | FO  | Green |    On    |     Fiber optic link is good      |
          |-----+-------+----------+-----------------------------------|
          | FO  |  Red  |    On    |    Fiber optic link is broken     |
          +------------------------------------------------------------+