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# NETWORTH, INC.
ISA HUBEXPANDER
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 8/16-bit ISA
Topology Star
Wiring Type Unshielded twisted pair (located on external
box)
Boot ROM Not available
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|------------------------------------------------+-----------|
| Daisy-chain cable from another board connector | S1 |
|------------------------------------------------+-----------|
| Physical Media Extender board connector | S2 |
|------------------------------------------------+-----------|
| Daisy-chain cable for this board connector | S3 |
|------------------------------------------------+-----------|
| Proprietary Telco 50-pin connector | S4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXPANSION CARD CONFIGURATION |
|------------------------------------------------------------|
| Select | W2 |
|----------------------------+-------------------------------|
| HubCard | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| HubExpander 1 | pins 3 & 4 closed |
|----------------------------+-------------------------------|
| HubExpander 2 | pins 5 & 6 closed |
|----------------------------+-------------------------------|
| HubExpander 3 | pins 7 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED - DO NOT ALTER |
|------------------------------------------------------------|
| Jumper | Position |
|-----------------------------+------------------------------|
| W1 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS NOTES |
|------------------------------------------------------------|
| Terminator pack must be placed on last hubexpander card in |
| chain. |
+------------------------------------------------------------+