NETWORTH, INC.
SERIES 4000ETHERNEXT 8-BIT (PN UTP8A)
NIC Type | Ethernet |
Transfer Rate | 10Mbps |
Data Bus | 8-bit ISA |
Topology | Star |
Wiring Type | Unshielded twisted pair AUI transceiver via DB-15 port |
Boot ROM | Not available |

CABLE TYPE | |||
Type | JP1 | JP2 | |
| » | Unshielded twisted pair | Pins 1 & 2 Closed | Pins 1 & 2 Closed |
AUI transceiver via DB-15 port | Pins 2 & 3 Closed | Pins 2 & 3 Closed | |
Note: When set to AUI transceiver via DB-15 port, the link test is disabled. | |||
BASE MEMORY ADDRESS | |||
Address | JP4A | JP4B | |
| » | C0000h | Closed | Closed |
C8000h | Open | Closed | |
D0000h | Closed | Open | |
D8000h | Open | Open | |
I/O BASE ADDRESS | |||
Address | JP4C | JP4D | |
| » | 300h | Closed | Closed |
320h | Open | Closed | |
340h | Closed | Open | |
360h | Open | Open | |
INTERRUPT REQUEST | |||||
IRQ | JP5A | JP5B | JP5C | JP5D | |
2 | Open | Open | Open | Closed | |
| » | 3 | Open | Open | Closed | Open |
4 | Open | Closed | Open | Open | |
5 | Closed | Open | Open | Open | |

DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
LED1 | Green | Blinking | Data is being transmitted |
LED1 | Green | Off | Data is not being transmitted |
LED2 | Green | Blinking | Data is being received |
LED2 | Green | Off | Data is not being received |
LED3 | Green | On | Network connection is good |
LED3 | Green | Off | Network connection is broken |
LED4 | Yellow | Blinking | Collision is detected on network |
LED4 | Yellow | Off | No collisions detected on network |
LED5 | Red | On | Receive polarity reversed |
LED5 | Red | Off | Receive polarity correct |
LED6 | Green | On | AUI transceiver via DB-15 selected |
LED6 | Green | Off | Unshielded twisted pair selected |