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# IMC NETWORK CORPORATION
ETHERNIC/2000 COMBO
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 8/16-bit ISA
Topology Linear Bus
Wiring Type RG--58A/U 50ohm coaxial
RG--62A/U 93ohm coaxial
75ohm coaxial
Shielded/Unshielded twisted pair
AUI transceiver via DB-15 port
Boot ROM Available
IMG IMG 1
+-------------------------------------------------------------+
| INTERRUPT REQUEST |
|-------------------------------------------------------------|
| IRQ | JP1A | JP1B | JP1C | JP1D | JP1E | JP1F | JP1G | JP1H |
|-----+------+------+------+------+------+------+------+------|
| |2/9| Open | Open | Open |Closed| Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------|
|»| 3 |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------|
| | 4 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------|
| | 5 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------|
| |10 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------|
| |11 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+---+------+------+------+------+------+------+------+------|
| |12 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+---+------+------+------+------+------+------+------+------|
| |15 | Open | Open | Open | Open | Open | Open | Open |Closed|
|-------------------------------------------------------------|
|Note:If a Boot ROM is installed, see the I/O base address & |
|Boot ROM address table for valid interrupt settings. |
+-------------------------------------------------------------+
+------------------------------------------------------------+
| COMPATIBILITY MODE |
|------------------------------------------------------------|
| Setting | JP2A | JP2B |
|----------------------------+---------------+---------------|
| » | Disabled | Closed | Open |
|----------+-----------------+---------------+---------------|
| | Enabled | Open | Closed |
|------------------------------------------------------------|
| Note:On some systems the data bus timing is not truly IBM |
| PC/AT compatible. If the card is not initializing enabling |
| compatibility mode may allow the card to operate properly. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA BUS SIZE |
|------------------------------------------------------------|
| Setting | JP2C |
|---------------------------------------+--------------------|
| » | Autosense | Closed |
|---------------+-----------------------+--------------------|
| | 8-bit | Open |
|------------------------------------------------------------|
| Note:In autosense mode the card automatically detects if |
| it is in a 16-bit or 8-bit slot. On some Rev. 01 cards |
| this jumper is incorrectly labeled TURBO. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS & BOOT ROM ADDRESS |
|------------------------------------------------------------|
| I/O Address | Boot ROM | JP3A | JP3B | JP3C |
| | Address | | | |
|---------------+--------------+---------+---------+---------|
| | 200 | N/A | Open | Open | Open |
|-----+---------+--------------+---------+---------+---------|
| | 220 | N/A | Closed | Open | Open |
|-----+---------+--------------+---------+---------+---------|
| | 240 | N/A | Open | Closed | Open |
|-----+---------+--------------+---------+---------+---------|
| | 260 | N/A | Closed | Closed | Open |
|-----+---------+--------------+---------+---------+---------|
| » | 300 | C8000h | Open | Open | Closed |
| | | (IRQ3) | | | |
|-----+---------+--------------+---------+---------+---------|
| | 320 | CC000h | Closed | Open | Closed |
| | | (IRQ5) | | | |
|-----+---------+--------------+---------+---------+---------|
| | 340h | D0000h | Open | Closed | Closed |
| | | (IRQ4) | | | |
|-----+---------+--------------+---------+---------+---------|
| | 360h | N/A | Closed | Closed | Closed |
|------------------------------------------------------------|
| Note:If a boot ROM is to be installed one of the I/O |
| address configurations with a boot ROM address must be |
| used and the indicated IRQ must be set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | JP3D |
|---------------------------------+--------------------------|
| » | Disabled | Closed |
|---+-----------------------------+--------------------------|
| | Enabled | Open |
+------------------------------------------------------------+
+-------------------------------------------------------------+
| CABLE TYPE |
|-------------------------------------------------------------|
| Type | S1 | S2 | S3 | S4 |
|---------------------+---------+---------+---------+---------|
|»| RG--58A/U 50ohm | Open |Installed| Open | 50ohm |
| | coaxial | | | | (P/N |
| | | | | |90-39050)|
|-+-------------------+---------+---------+---------+---------|
| | RG--62A/U 93ohm | Open |Installed| Open | 93ohm |
| | coaxial | | | | (P/N |
| | | | | |90-39093)|
|-+-------------------+---------+---------+---------+---------|
| | 75ohm coaxial | Open |Installed| Open | 75ohm |
| | | | | | (P/N |
| | | | | |90-39075)|
|-+-------------------+---------+---------+---------+---------|
| |AUI transceiver via| Open | Open |Installed| N/A |
| | DB-15 port | | | | |
|-+-------------------+---------+---------+---------+---------|
| |Shielded/Unshielded|Installed| Open | Open | N/A |
| | twisted pair | | | | |
|-------------------------------------------------------------|
|Note:S1, S2, and S3 are sockets for a transformer chip while |
|S4 is a socket for a Cabling Option Resistor Kit (CORK). To |
|choose a cable type insert the appropriate chips into the |
|appropriate sockets. All cards on the network segment must |
|use the same type of coaxial cable. |
+-------------------------------------------------------------+
+------------------------------------------------------------+
| LINK INTEGRITY TEST |
|------------------------------------------------------------|
| Setting | JP3 |
|-------------------------------+----------------------------|
| » | Enabled | Pins 1 & 2 closed |
|-----------+-------------------+----------------------------|
| | Disabled | Pins 2 & 3 closed |
|------------------------------------------------------------|
| Note:The link integrity test is valid only when the cable |
| type is shielded/unshielded twisted pair. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|---------+----------+-----------+---------------------------|
| LED1 | Green | On | Twisted pair network |
| | | | connection is good |
|---------+----------+-----------+---------------------------|
| LED1 | Green | Off | Twisted pair network |
| | | | connection is broken |
|------------------------------------------------------------|
| Note:LED1 indications are only valid when cable type is |
| shielded/unshielded twisted pair. |
+------------------------------------------------------------+