HwMuseum | Index

DAVID SYSTEMS, INC.

ETHER-T AT ADAPTER

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Star

Wiring Type

Shielded/Unshielded twisted pair

AUI Transceiver via DB-15 port

Boot ROM

Available

INTERRUPT REQUEST

IRQ

JP2

JP3

JP4

JP5

JP6

JP7

JP8

JP9

JP10

JP11

 

2

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

»

3

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

4

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

5

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

6

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

7

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

11

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

12

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

15

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

CABLE TYPE

Type

JP7-12

»

Shielded/Unshielded twisted pair

Pins 1 & 2 Closed

 

AUI transceiver via DB-15 port

Pins 2 & 3 Closed

BOOT ROM ADDRESS

ROM Address

SW1/5

SW1/6

 

C0000h-C3FFFh

On

On

 

C4000h-C7FFFh

Off

On

 

C8000h-CBFFFh

On

Off

»

CC000h-CFFFFh

Off

Off

I/O BASE ADDRESS

I/O

SW1/1

SW1/2

SW1/3

SW1/4

 

280h-29Fh

On

On

On

On

»

2A0h-2BFh

On

Off

On

On

 

2C0h-2DFh

On

On

Off

On

 

2E0h-2FFh

On

Off

Off

On

 

300h-31Fh

On

On

On

Off

 

320h-33Fh

On

Off

On

Off

 

340h-35Fh

On

On

Off

Off

 

360h-37Fh

On

Off

Off

Off

LINK TEST SIGNAL

Mode

JP10

»

Link test signal Enabled

Pins 1 & 2 Closed

 

Link test signal Disabled

Pins 2 & 3 Closed

Note: When the link test signal is enabled it checks the cable path for proper wiring.

COMPATIBILITY

Mode

JP1

»

Compatibility on

Pins 1 & 2 Closed

 

Compatibility off

Pins 2 & 3 Closed

Note: If one of the following problems persist after checking all other possibilities disabled compatibility.

Intermittent failures when booting the PC, system lock up, continuous network error messages.

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Red

On

The adapter or hub port is malfunctioning.

LED1

Red

Off

The adapter or hub port is operating correctly.

LED2

Green

On

Good network cabling connection.

LED2

Green

Off

Bad connection, or a break in the cabling.

LED3

Red

Blinking

Data is being transmitted.

LED3

Red

Off

Data is not being transmitted.

LED4

Red

Blinking

Data is being received.

LED4

Red

Off

Data is not being received.

FACTORY CONFIGURED SETTINGS

LED

Condition

SW1/7

Unused

SW1/8

Unused