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ETHERLINK (3C501; ASSY.#1221)

3COM CORPORATION

ETHERLINK (3C501; ASSY.#1221)

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA

Topology

Linear Bus

Wiring Type

RG-58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

CABLE TYPE SELECTION

Type

Setting

RG-58A/U 50ohm coaxial

Option 1

 

AUI transceiver via DB-15 port

Option 2

BOOT ROM CONFIGURATION

Setting

JP3

Disabled

Pins 2 & 3 Closed

 

Enabled

Pins 1 & 2 Closed

I/O BASE ADDRESS SELECTION

Address

JP4

JP5

JP6

JP7

JP8

JP9

300h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

310h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Note:Pins designated should be in the closed position.

BOOT ROM ADDRESS SELECTION

Address

JP12

JP13

JP14

JP15

JP16

JP17

JP18

JP19

CC000h

Pins 2&3

Pins 2&3

Pins 1&2

Pins 1&2

Pins 2&3

Pins 2&3

Pins 1&2

Pins 1&2

EC000h

Pins 2&3

Pins 2&3

Pins 1&2

Pins 1&2

Pins 2&3

Pins 1&2

Pins 1&2

Pins 1&2

Note:Pins designated should be in the closed position.

INTERRUPT REQUEST SELECTION

IRQ

JP20

JP21

JP22

JP23

JP24

JP25

2

Closed

Open

Open

Open

Open

Open

3

Open

Closed

Open

Open

Open

Open

4

Open

Open

Closed

Open

Open

Open

5

Open

Open

Open

Closed

Open

Open

6

Open

Open

Open

Open

Closed

Open

7

Open

Open

Open

Open

Open

Closed

DMA CHANNEL SELECTION

Channel

JP26

JP27

JP28

JP29

JP30

JP31

DMA1

Closed

Open

Open

Closed

Open

Open

DMA2

Open

Closed

Open

Open

Closed

Open

DMA3

Open

Open

Closed

Open

Open

Closed

Note:Setting the DMA Channel on this card is required even though "No Channel" is listed when setting up the LAN configuration software.