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# BLACK BOX CORPORATION
CONNEX 205, LE1031C
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 8/16-bit ISA
Topology Linear Bus
Wiring Type RG-58A/U 50ohm coaxial
AUI transceiver via DB-15 port
Boot ROM Available
IMG IMG 1
+------------------------------------------------------------+
| ONBOARD RAM |
|------------------------------------------------------------|
| Size | JP1 |
|-------------------------------+----------------------------|
| » | 256KB | Closed |
|---+---------------------------+----------------------------|
| | 512KB | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIGNAL QUALITY ERROR (SQE) TEST |
|------------------------------------------------------------|
| Setting | JP2 |
|---------------------------------------+--------------------|
| » | Disabled | Open |
|---------------+-----------------------+--------------------|
| | Enabled | Closed |
|------------------------------------------------------------|
| Note:Signal Quality Error (SQE) is a test of the collision |
| circuitry and path. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CRS (CARRIER SENSE) ENABLE/DISABLE |
|------------------------------------------------------------|
| CRS | JP3 |
|-------------------------------------+----------------------|
| » | Enabled | Open |
|------------+------------------------+----------------------|
| | Disabled | Closed |
|------------------------------------------------------------|
| Note: The manufacturer recommends that the CRS never be |
| disabled. |
+------------------------------------------------------------+
+---------------------------------------------------------------------------------+
| INTERRUPT SETTINGS |
|---------------------------------------------------------------------------------|
|IRQ | JP10 | JP11 | JP12 | JP13 | JP14 | JP15 | JP34 | JP35 | JP36 | JP37 | JP38 |
|----+------+------+------+------+------+------+------+------+------+------+------|
|»|2 |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |3 | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |4 | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |5 | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |6 | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |7 | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |10| Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |11| Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |12| Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |13| Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |14| Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open |
+---------------------------------------------------------------------------------+
+-----------------------------------------------------------------+
| BOOT ROM ADDRESS |
|-----------------------------------------------------------------|
| Address | J16 | J17 | JP18 | JP19 | JP20 | JP21 | JP22 | JP23 |
|---------+------+------+------+------+------+------+------+------|
|»|Disable| Open | Open | Open | Open | Open | Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |C0000h |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |C4000h | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |C8000h | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |CC000h | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |D0000h | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |D4000h | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+-------+------+------+------+------+------+------+------+------|
| |D8000h | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+-------+------+------+------+------+------+------+------+------|
| |DC000h | Open | Open | Open | Open | Open | Open | Open |Closed|
+-----------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS |
|------------------------------------------------------------|
| Address Block | JP24 | JP25 |
|------------------------+-----------------+-----------------|
| | 300h, 302-304h | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| » | 310h, 312-314h | Open | Closed |
|---+--------------------+-----------------+-----------------|
| | 320h, 322-324h | Closed | Open |
|---+--------------------+-----------------+-----------------|
| | 330h, 332-334h | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA BUS SIZE |
|------------------------------------------------------------|
| Size | JP33 |
|-------------------------------------------+----------------|
| » | Automatic selection | Closed |
|-----------+-------------------------------+----------------|
| | Force 8 Bit mode | Open |
|------------------------------------------------------------|
| Note:When in automatic mode, the card will sense the size |
| of the expansion slot in which it is installed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Type | SW1/1 |
|------------------------------------+-----------------------|
| » | RG-58A/U 50ohm coaxial | Off |
|---+--------------------------------+-----------------------|
| | AUI transceiver via DB-15 port | On |
+------------------------------------------------------------+