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CN1000T

CNET TECHNOLOGY, INC.

CN1000T

NIC Type

Token-Ring

Transfer Rate

4/16Mbps

Data Bus

16-bit ISA

Topology

Ring

Wiring Type

Shielded twisted pair

Unshielded twisted pair

Boot ROM

Available

CABLE TYPE

Type

JP1A - JP1D

Unshielded twisted pair

Pins 2 & 3 closed

 

Shielded twisted pair (DB-9 port)

Pins 1 & 2 closed

COMPATIBILITY MODE

Setting

JP2

Standard

Pins 1 & 2 closed

 

Chips & Technologies

Pins 2 & 3 closed

Note:Some 80386 PC/AT compatible systems that use Chips & Technologies chips may need to be set to the Chips & Technologies position (pins 2 & 3 closed)

NETWORK SPEED

Speed

SW1

16Mbps

Off

 

4Mbps

On

Note: All cards on the network segment must have this option set the same.

BOOT ROM

Setting

SW2/1

Disabled

On

 

Enabled

Off

BOOT ROM ADDRESS

Address

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

 

C0000-CIFFFh

On

On

On

On

On

 

C2000-C3FFFh

On

On

On

On

Off

 

C4000-C5FFFh

On

On

On

Off

On

 

C6000-C7FFFh

On

On

On

Off

Off

 

C8000-C9FFFh

On

On

Off

On

On

 

CA000-CBFFFh

On

On

Off

On

Off

CC000-CDFFFh

On

On

Off

Off

On

 

CE000-CFFFFh

On

On

Off

Off

Off

 

D0000-DIFFFh

On

Off

On

On

On

 

D2000-D3FFFh

On

Off

On

On

Off

 

D4000-D5FFFh

On

Off

On

Off

On

 

D6000-D7FFFh

On

Off

On

Off

Off

 

D8000-D9FFFh

On

Off

Off

On

On

 

DA000-DBFFFh

On

Off

Off

On

Off

 

DC000-DDFFFh

On

Off

Off

Off

On

 

DE000-DFFFFh

On

Off

Off

Off

Off

INTERRUPT REQUEST

IRQ

SW2/7

SW2/8

2/9

On

On

 

3

On

Off

 

10

Off

On

 

11

Off

Off

I/O BASE ADDRESS

Address

SW2/9

SW2/10

A20-A23h, A30-A3Fh

Off

Off

 

A24-A27h, A40-A4Fh

On

Off

 

A50-A53h, A60-A6Fh

Off

On

 

A54-A57h, A70-A7Fh

On

On

DMA CHANNEL

Channel

SW2/11

SW2/12

DMA5

On

On

 

DMA6

On

Off

 

DMA7

Off

On

 

Polled I/O

Off

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Red

On

Network connection is good

LED1

Red

Off

Network connection is broken

LED2

Green

Blinking

Activity is detected on the network

LED2

Green

Off

No activity detected on the network