IMC NETWORK CORPORATION

ETHERNIC/2000 TP

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8/16-bit ISA

Topology

Linear Bus

Wiring Type

Shielded/Unshielded twisted pair

AUI transceiver via DB-15 port

Boot ROM

Available

INTERRUPT REQUEST

IRQ

JP1A

JP1B

JP1C

JP1D

JP1E

JP1F

JP1G

JP1H

 

2/9

Open

Open

Open

Closed

Open

Open

Open

Open

»

3

Closed

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Closed

Note:If a Boot ROM is to be installed, see the I/O base address & Boot ROM address table for valid interrupt settings.

COMPATIBILITY MODE

Setting

JP2A

JP2B

»

Disabled

Closed

Open

 

Enabled

Open

Closed

Note:On some systems the data bus timing is not truly IBM PC/AT compatible. If the card is not initializing enabling compatibility mode may allow the card to operate properly.

DATA BUS SIZE

Setting

JP2C

»

Autosense

Closed

 

8-bit

Open

Note:In autosense mode the card automatically detects if it is in a 16-bit or 8-bit slot. On some Rev. 01 cards this jumper is incorrectly labeled TURBO.

I/O BASE ADDRESS & BOOT ROM ADDRESS

I/O Address

Boot ROM Address

JP3A

JP3B

JP3C

 

200

N/A

Open

Open

Open

 

220

N/A

Closed

Open

Open

 

240

N/A

Open

Closed

Open

 

260

N/A

Closed

Closed

Open

»

300

C8000h (IRQ3)

Open

Open

Closed

 

320

CC000h (IRQ5)

Closed

Open

Closed

 

340h

D0000h (IRQ4)

Open

Closed

Closed

 

360h

N/A

Closed

Closed

Closed

Note:If a boot ROM is to be installed one of the I/O address configurations with a boot ROM address must be used and the indicated IRQ must be set.

BOOT ROM

Setting

JP3D

»

Disabled

Closed

 

Enabled

Open

CABLE TYPE

Type

S1

S3

»

Shielded/Unshielded twisted pair

Installed

Open

 

AUI transceiver via DB-15 port

Open

Installed

Note:S1 and S3 are sockets for a transformer chip. To choose a cable type insert the transformer chip into the appropriate socket.

LINK INTEGRITY TEST

Setting

JP4

»

Enabled

Pins 1 & 2 closed

 

Disabled

Pins 2 & 3 closed

Note:The link integrity test is valid only when the cable type is shielded/unshielded twisted pair.

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Green

On

Twisted pair network connection is good

LED1

Green

Off

Twisted pair network connection is broken

Note:LED1 indications are only valid when cable type is shielded/unshielded twisted pair.