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# HEWLETT PACKARD COMPANY
HP 28641B
Card Type Ethernet transceiver
Network Transfer Rate 10Mbps
Topology Linear Bus
Wire Type RG-58A/U 50ohm coaxial
Data Bus AUI via DB-15 connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------+-------+----------------------------+-------|
| AUI via DB-15 | CN1 | RG-58A/U 50ohm coaxial | CN2 |
| connector | | cable connector | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|----------------------------------------+-------+-----------|
| » | SQE signal enabled | SW1/1 | Off |
|---+------------------------------------+-------+-----------|
| | SQE signal disabled | SW1/1 | On |
|---+------------------------------------+-------+-----------|
| » | Loopback test mode disabled | SW1/2 | Off |
|---+------------------------------------+-------+-----------|
| | Loopback test mode enabled | SW1/2 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|----------+--------------+----------+-----------------------|
| PWR | Unidentified | On | Power is on |
|----------+--------------+----------+-----------------------|
| PWR | Unidentified | Off | Power is off |
+------------------------------------------------------------+