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# GVC TECHNOLOGIES, INC.
NIC-2000B
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 16-bit ISA
Topology Linear Bus
Wiring Type RG58A/U 50ohm coaxial
AUI transceiver via DB-15 port
Boot ROM Available
IMG IMG 1
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Type | JP1A - JP1H |
|------------------------------------+-----------------------|
| » | RG58A/U 50ohm coaxial | Pins 1 & 2 closed |
|---+--------------------------------+-----------------------|
| | AUI transceiver via DB-15 port | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | W1 |
|---------------------------------+--------------------------|
| » | Disabled | Open |
|---+-----------------------------+--------------------------|
| | Enabled | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS AND BOOT ROM ADDRESS |
|------------------------------------------------------------|
| I/O Address | Boot ROM Address | W2 | W3 |
|-----------------+------------------+-----------+-----------|
| » | 300-31Fh | C8000-CBFFFh | Closed | Closed |
|---+-------------+------------------+-----------+-----------|
| | 320-33Fh | CC000-CFFFFh | Open | Closed |
|---+-------------+------------------+-----------+-----------|
| | 340-35Fh | D0000-D3FFFh | Closed | Open |
|---+-------------+------------------+-----------+-----------|
| | 360-37Fh | D4000-D7FFFh | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED WAIT STATE |
|------------------------------------------------------------|
| Setting | W4 |
|---------------------------------------+--------------------|
| » | Disabled | Open |
|---------------+-----------------------+--------------------|
| | Enabled | Closed |
|------------------------------------------------------------|
| Note:Some cards require more wait states in the I/O cycle. |
| If you are having difficulties booting, try enabling the |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | W5 | W6 | W7 | W8 |
|------------+-----------+-----------+-----------+-----------|
| | 2/9 | Open | Open | Open | Closed |
|---+--------+-----------+-----------+-----------+-----------|
| » | 3 | Closed | Open | Open | Open |
|---+--------+-----------+-----------+-----------+-----------|
| | 4 | Open | Closed | Open | Open |
|---+--------+-----------+-----------+-----------+-----------|
| | 5 | Open | Open | Closed | Open |
+------------------------------------------------------------+