NDC COMMUNICATIONS, INC.

ND4102-E

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear bus

Wiring Type

Unshielded twisted pair

AUI transceiver via DB-15 port

Boot ROM

Available

COMPATIBILITY MODE

Setting

JP1

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

Note:On some systems, the data bus timing is not fully IBM PC/AT compatible (including some systems that use the Chips and Technologies chipset). If the card is not initializing, enabling the compatibility mode may allow the card to operate normally.

I/O BASE ADDRESS

Address

JP2A

JP2B

JP2C

 

200 - 21Fh

Open

Closed

Closed

 

220 - 23Fh

Open

Closed

Open

 

240 - 25Fh

Open

Open

Closed

 

260 - 27Fh

Open

Open

Open

»

300 - 31Fh

Closed

Closed

Closed

 

320 - 33Fh

Closed

Closed

Open

 

340 - 35Fh

Closed

Open

Closed

 

360 - 37Fh

Closed

Open

Open

INTERRUPT REQUEST

IRQ

JP3A

JP3B

JP3C

JP3D

JP3E

JP3F

 

2/9

Open

Open

Open

Open

Open

Closed

»

3

Closed

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

 

6

Open

Open

Open

Closed

Open

Open

 

7

Open

Open

Open

Open

Closed

Open

BOOT ROM ADDRESS

Address

JP4A

JP4B

JP4C

 

C000h

Closed

Closed

Closed

 

C400h

Closed

Closed

Open

 

C800h

Closed

Open

Closed

 

CC00h

Closed

Open

Open

»

D000h

Open

Closed

Closed

 

D400h

Open

Closed

Open

 

D800h

Open

Open

Closed

 

DC00h

Open

Open

Open

BOOT ROM

Setting

JP5

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

CABLE TYPE

Type

JP6

»

Unshielded twisted pair

Pins 2 & 3 closed

 

AUI transceiver via DB-15 port

Pins 1 & 2 closed

DIAGNOSTIC LED(S)

LED

Status

Condition

LED1

Blinking

Data is being transmitted

LED1

Off

Data is not being transmitted

LED2

Blinking

Data is being received

LED2

Off

Data is not being received

LED3

On

Collision detected on network

LED3

Off

No collisions detected on network

LED4

On

Card is receiving power

LED4

Off

Card is not receiving power