HwMuseum | Index

UNGERMANN-BASS NETWORKS, INC.

NIUPC/EOTP

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA/16-bit ISA

Topology

Linear bus

Wiring Type

Unshielded twisted pair

AUI transceiver via DB15

DIX transceiver via DB15

Boot ROM

Available

FACTORY CONFIGURED SETTINGS

Jumper

Setting

JP1A

Closed

JP1B

Closed

JP2C

Closed

JP2D

Open

JP3A

Open

JP3B

Open

BOOT ROM

Setting

JP2C

JP2D

Disabled

Open

Open

Enabled with prompt

Open

Closed

Enabled without prompt

Closed

Closed

LINK INTEGRITY

Function

JP4A

»

Link integrity enabled

Open

 

Link integrity disabled

Closed

Note: If card is used in a pre-10BaseT cabling network, disable the link integrity function.

BOOT ROM ADDRESS

Address

JP4B

»

C0000h

Open

 

D0000h

Closed

BASE I/O ADDRESS

Address

JP4C

JP4D

 

350h

Closed

closed

 

358h

Open

Closed

 

360h

Closed

Open

»

368h

Open

Open

DATA BUS

Mode

JP4E

JP4F

16-bit/8-bit auto detect

Closed

Closed

Force 8-bit data bus

Open

Open

SEGMENT LENGTH

Length

JP5

< 100 meters to hub

Open

> 100 meters to hub

Closed

Note:A distance of more than 100 meters between the adapter and hub is not 10BaseT compliant.

DB15 MODE CONFIGURATION

Setting

Ground Type

JP6

DB15 operates as an AUI port

Logic

Pins 1 & 2 closed

DB15 operates as a DIX port

Chassis

Pins 2 & 3 closed

CABLE TYPE

Mode

JP7

Auto-switch between 10BaseT and DB15

Force card to use 10BaseT

Force card to use DB15 port

DIAGNOSTIC LED(S)

LED

Status

Condition

L1

On

10BaseT link integrity exists

L1

Off

10BaseT link integrity broken