INTERPHASE CORPORATION
======================

   4811 E/FDDI ADAPTER (DAS MIC CONNECTION)

   Card Type              Network Interface Card                  
   NIC Type               FDDI                                    
   Maximum Onboard Memory 128KB                                   
   Boot ROM               Unidentified                            
   Network Transfer Rate  100Mbps                                 
   Topology               Ring, Peer-Peer                         
   Wiring Type            Fiber optic cable                       
   Data Bus               32-bit EISA                             

<gopher://bitreich.org/I/th99/n/I-L/42232-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Function      |  Label   |     Function     |  Label   |
   |-------------------+----------+------------------+----------|
   | Fiber optic       |   CN1    | Optical Bypass   |   CN3    |
   | connector - MIC   |          | Switch jack      |          |
   | (Phy A)           |          |                  |          |
   |-------------------+----------+------------------+----------|
   | Fiber optic       |   CN2    |                  |          |
   | connector - MIC   |          |                  |          |
   | (Phy B)           |          |                  |          |
   |------------------------------------------------------------|
   | Note: Type A (Phy A) or Type B (Phy B) connectors are      |
   | designated by a labeled key in the side of the male MIC.   |
   | CN1 is keyed for an A type connector, and CN2 is keyed for |
   | a B type connector.                                        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |   LED1    |   LED2    |   LED3    |   LED3   |  Condition  |
   | (Yellow)  | (Yellow)  |  (Green)  | (Green)  |             |
   |-----------+-----------+-----------+----------+-------------|
   |    Off    |    Off    |    Off    |    On    |  Power to   |
   |           |           |           |          |    card     |
   |-----------+-----------+-----------+----------+-------------|
   |    On     |    Off    |    Off    |    On    |  Power on   |
   |           |           |           |          | diagnostics |
   |-----------+-----------+-----------+----------+-------------|
   |    Off    |    Off    |    On     |    On    | Diagnostics |
   |           |           |           |          |   passed    |
   |-----------+-----------+-----------+----------+-------------|
   |    Off    | Blinking  |    On     |    On    | CB Running  |
   |-----------+-----------+-----------+----------+-------------|
   |    Off    |    Off    | Blinking  |    On    | RC Running  |
   |-----------+-----------+-----------+----------+-------------|
   |    Off    |    On     | Blinking  |    On    |    Ring     |
   |           |           |           |          | connection  |
   |           |           |           |          |    good     |
   |-----------+-----------+-----------+----------+-------------|
   |    On     |    Off    |    Off    |    On    |   Adapter   |
   |           |           |           |          |   Failure   |
   |------------------------------------------------------------|
   | Note: Definitions of "CB" and "RC" are unidentified.       |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/n/I-L/42232-2.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function        | Label |      Function      | Label |
   |-----------------------+-------+--------------------+-------|
   | Fiber optic connector |  CN1  | 6-pin DIN socket   |  CN5  |
   | - MIC (Phy A)         |       | (Optical Bypass    |       |
   |                       |       | Switch)            |       |
   |-----------------------+-------+--------------------+-------|
   | Fiber optic connector |  CN2  | 6-pin DIN socket   |  CN6  |
   | - MIC (Phy B)         |       | (Optical Bypass    |       |
   |                       |       | Switch)            |       |
   |-----------------------+-------+--------------------+-------|
   | Fiber optic connector |  CN3  | Mini-jack (Optical |  CN7  |
   | - MIC (male) (Phy A)  |       | Bypass Switch)     |       |
   |-----------------------+-------+--------------------+-------|
   | Fiber optic connector |  CN4  |                    |       |
   | - MIC (male) (Phy B)  |       |                    |       |
   |------------------------------------------------------------|
   | Note: Type A (Phy A) or Type B (Phy B) connectors are      |
   | designated by a labeled key in the side of the             |
   |                                                            |
   | male MIC. CN1 and CN3 are keyed for A type connectors, and |
   | CN2 and CN4 are keyed for B type                           |
   |                                                            |
   | connectors.                                                |
   |                                                            |
   | The Dual Attachment Station - MIC version of the 4811      |
   | E/FDDI Adapter also requires an adapter                    |
   |                                                            |
   | cable (see "DIN to Mini-jack Adapter" in above diagram) in |
   | order to properly connect the Optical                      |
   |                                                            |
   | Bypass Switch.                                             |
   +------------------------------------------------------------+