CODENOLL TECHNOLOGY CORPORATION
===============================

   CODENET 8340, CODENET 8342

   NIC Type              Ethernet                                 
   Network Transfer Rate 10Mbps                                   
   Data Bus              16-bit ISA                               
   Topology              Star                                     
   Wire Type             Fiber optic cable                        
   Boot ROM              Not available                            

<gopher://bitreich.org/I/th99/n/C-D/41782-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Daughterboard header | CN1A  | Fiber optic receive |  CN2  |
   |                      |       | connector           |       |
   |----------------------+-------+---------------------+-------|
   | Header to main board | CN1B  | Fiber optic         |  CN3  |
   |                      |       | transmit connector  |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                 Setting                 | Label | Position |
   |-----------------------------------------+-------+----------|
   |>> | Link good function enabled          | SW1/1 |    On    |
   |---+-------------------------------------+-------+----------|
   |   | Link good function disabled         | SW1/1 |   Off    |
   |---+-------------------------------------+-------+----------|
   |>> | SQE heartbeat enabled               | SW1/2 |    On    |
   |---+-------------------------------------+-------+----------|
   |   | SQE heartbeat disabled              | SW1/2 |   Off    |
   |---+-------------------------------------+-------+----------|
   |>> | Point-to-point mode                 | SW1/3 |    On    |
   |---+-------------------------------------+-------+----------|
   |   | Passive star mode                   | SW1/3 |   Off    |
   |---+-------------------------------------+-------+----------|
   |>> | Jabber lockout resets automatically | SW1/4 |    On    |
   |---+-------------------------------------+-------+----------|
   |   | Jabber lockout resets only by       | SW1/4 |   Off    |
   |   | cycling power                       |       |          |
   |---+-------------------------------------+-------+----------|
   |>> | Optical transmitter at full power   | SW1/5 |   Off    |
   |---+-------------------------------------+-------+----------|
   |   | Optical transmitter at half power   | SW1/5 |    On    |
   |   | for testing                         |       |          |
   |---+-------------------------------------+-------+----------|
   |>> | Factory configured - do not alter   | SW1/6 |   N/A    |
   |---+-------------------------------------+-------+----------|
   |>> | Factory configured - do not alter   | SW1/7 |   N/A    |
   |---+-------------------------------------+-------+----------|
   |>> | Factory configured - do not alter   | SW1/8 |   N/A    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               ADDRESSES/INTERRUPT SELECTION                |
   |------------------------------------------------------------|
   |Base I/O|  IRQ   |Shared RAM|Boot ROM| JP1/A | JP1/B |JP1/C |
   |--------+--------+----------+--------+-------+-------+------|
   |  280h  |   3    |  D0000h  | D8000h |Closed | Open  | Open |
   |--------+--------+----------+--------+-------+-------+------|
   |  280h  |   3    |  D0000h  |Disabled| Open  |Closed | Open |
   |--------+--------+----------+--------+-------+-------+------|
   |  280h  |   10   |  CC000h  |Disabled|Closed | Open  |Closed|
   |--------+--------+----------+--------+-------+-------+------|
   |  280h  |   11   |  CC000h  |Disabled|Closed |Closed |Closed|
   |--------+--------+----------+--------+-------+-------+------|
   |  280h  |Disabled| Disabled |Disabled| Open  |Closed |Closed|
   |--------+--------+----------+--------+-------+-------+------|
   |  300h  |   5    |  CC000h  | C8000h |Closed |Closed | Open |
   |--------+--------+----------+--------+-------+-------+------|
   |  300h  |   5    |  CC000h  |Disabled| Open  | Open  |Closed|
   |--------+--------+----------+--------+-------+-------+------|
   |Sofware |Sofware | Sofware  |Sofware | Open  | Open  | Open |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED | Color  | Status |             Condition              |
   |-----+--------+--------+------------------------------------|
   | TX  | Green  |   On   |     Card is transmitting data      |
   |-----+--------+--------+------------------------------------|
   | TX  | Green  |  Off   |   Card is not transmitting data    |
   |-----+--------+--------+------------------------------------|
   | CP  | Yellow |   On   |     Network collision detected     |
   |-----+--------+--------+------------------------------------|
   | CP  | Yellow |  Off   |   Network collision not detected   |
   |-----+--------+--------+------------------------------------|
   | RX  | Green  |   On   |       Card is receiving data       |
   |-----+--------+--------+------------------------------------|
   | RX  | Green  |  Off   |     Card is not receiving data     |
   |-----+--------+--------+------------------------------------|
   | LL  | Yellow |   On   |    Network connection is broken    |
   |-----+--------+--------+------------------------------------|
   | LL  | Yellow |  Off   |     Network connection is good     |
   |-----+--------+--------+------------------------------------|
   | JAB | Yellow |   On   |      Network jabber detected       |
   |-----+--------+--------+------------------------------------|
   | JAB | Yellow |  Off   |    Network jabber not detected     |
   |-----+--------+--------+------------------------------------|
   | HL  | Yellow |   On   | Received optical signal too bright |
   |-----+--------+--------+------------------------------------|
   | HL  | Yellow |  Off   |   Received optical signal normal   |
   +------------------------------------------------------------+