MADGE NETWORKS, LTD.

SMART 16/4 AT RINGNODE

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

BASE I/O AND BOOT ROM ADDRESS

Address

Boot ROM Address

SW2/1

SW2/2

»

0A20-0A2Fh

CC000-CDFFFh

On

On

 

1A20-1A2Fh

DC000-DDFFFh

Off

On

 

2A20-2A2Fh

CE000-CFFFFh

On

Off

 

3A20-3A2Fh

DE000-DFFFFh

Off

Off

INTERRUPT REQUEST

IRQ

SW1

»

3

Position 7

 

2/9

Position 8

 

5

Position 6

 

7

Position 5

 

10

Position 4

 

11

Position 3

 

12

Position 2

 

15

Position 1

Note:This switch pack utilizes a single 8 position switch.

BOOT ROM

Setting

SW2/3

»

Disabled

Off

 

Enabled

On

DMA CHANNEL ENABLE

Setting

SW2/4

»

Enabled

On

 

Disabled

Off

Note:This switch has no effect on the NIC if it is installed in an 8-bit slot.

8/16-BIT MODE

Setting

SW2/5

»

8/16-bit mode

On

 

Forced 8-bit mode

Off

Note:If an 8-bit transfer mode is required and the NIC is installed in a 16-bit slot, use forced 8-bit mode. If the NIC is to be used in a Novell Netware 386 file server, 8/16-bit mode must be used.

COMPATIBILITY MODE

Setting

SW2/6

»

Normal ISA bus timing

On

 

Alternate ISA bus timing

Off

Note:Alternate ISA bus timing is used if the host computer is not 100% ISA bus compatible (such as the IBM PS/2 model 30-286) or if the Madge Ringnode diagnostics program fails to locate the NIC.

DMA CHANNEL BUS

Setting

SW2/7

»

Asynchronous bus (uses host system's clock)

On

 

Synchronous bus (uses NIC on-board clock)

Off

 

Note :The synchronous bus speed is used for systems that have a clock speed less than 10MHz.

NETWORK SPEED

Setting

SW2/8

»

4Mbps

On

 

16Mbps

Off

Note:All NIC cards on the network must be set to the same speed for proper operation.

DMA CHANNEL

Channel

SW3

1

Position 1

3

Position 2

5

Position 3

6

Position 4

Note:This switch pack utilizes a single 8 position switch.

CABLE TYPE

Type

LB1 Orientation

Shielded twisted pair (DB-9 connector)

Option 1

Shielded/Unshielded twisted pair (RJ-45 jack)

Option 0

Note:Ensure that the header block completely covers all pins on the base.