STANDARD MICROSYSTEMS CORPORATION
=================================

   INTERNAL TWISTED PAIR HUB

   NIC Type         Arcnet                                        
   Transfer Rate    2.5Mbps                                       
   Data Bus         8-bit ISA                                     
   Topology         Star                                          
   Wiring Type      Unshielded twisted pair                       
   Boot ROM         Not available                                 

<gopher://bitreich.org/I/th99/n/S-T/41034-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |    Purpose     | Location |      Purpose       | Location  |
   |----------------+----------+--------------------+-----------|
   | RJ11 ports 1-4 | J1 - J4  |    Internal hub    | JP1 & JP2 |
   |                |          |     connectors     |           |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/n/S-T/41034-2.png>
   

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  | Color |  Status  |            Condition             |
   |------+-------+----------+----------------------------------|
   | LED1 | Green |    On    |          Data is being           |
   |      |       |          |    transmitted/received on J2    |
   |------+-------+----------+----------------------------------|
   | LED1 | Green |   Off    |        Data is not being         |
   |      |       |          |    transmitted/received on J2    |
   |------+-------+----------+----------------------------------|
   | LED1 | Green | Blinking |      Reconfiguration or J2       |
   |------+-------+----------+----------------------------------|
   | LED2 | Green |    On    |          Data is being           |
   |      |       |          |    transmitted/received on J3    |
   |------+-------+----------+----------------------------------|
   | LED2 | Green |   Off    |        Data is not being         |
   |      |       |          |    transmitted/received on J3    |
   |------+-------+----------+----------------------------------|
   | LED2 | Green | Blinking |      Reconfiguration on J2       |
   |------+-------+----------+----------------------------------|
   | LED3 | Green |    On    |          Data is being           |
   |      |       |          |    transmitted/received on J4    |
   |------+-------+----------+----------------------------------|
   | LED3 | Green |   Off    |        Data is not being         |
   |      |       |          |    transmitted/received on J4    |
   |------+-------+----------+----------------------------------|
   | LED3 | Green | Blinking |      Reconfiguration on J2       |
   |------+-------+----------+----------------------------------|
   | LED4 | Green |    On    |          Data is being           |
   |      |       |          |    transmitted/received on J1    |
   |------+-------+----------+----------------------------------|
   | LED4 | Green |   Off    |        Data is not being         |
   |      |       |          |    transmitted/received on J1    |
   |------+-------+----------+----------------------------------|
   | LED4 | Green | Blinking |      Reconfiguration on J2       |
   |------+-------+----------+----------------------------------|
   | LED5 |  Red  |    On    |       Polarity is reversed       |
   |------+-------+----------+----------------------------------|
   | LED5 |  Red  |   Off    |     Polarity is not reversed     |
   +------------------------------------------------------------+