IBM CORPORATION

TOKEN-RING 16/4 ADAPTER II

NIC Type

Token-Ring

Transfer Rate

4/16Mbps

Data Bus

16-bit ISA

Topology

Ring

Wiring Type

Unshielded twisted pair

Shielded twisted pair via DB-9 port

Boot ROM

Available

BOOT ROM ADDRESS AND I/O BASE ADDRESS

Boot ROM

I/O Address

SW1/1

SW1/2

SW1/3

 

C0000h

86A0h

On

On

On

 

C4000h

96A0h

Off

On

On

 

C8000h

A6A0h

On

Off

On

»

CC000h

B6A0h

Off

Off

On

 

D0000h

C6A0h

On

On

Off

 

D4000h

D6A0h

Off

On

Off

 

D8000h

E6A0h

On

Off

Off

 

DC000h

F6A0h

Off

Off

Off

INTERRUPT REQUEST

IRQ

SW1/4

SW1/5

 

2/9

On

On

 

10

Off

On

 

11

On

Off

»

15

Off

Off

WAIT STATE

Setting

SW1/6

»

Normal

On

 

Additional wait states added to I/O cycle

Off

Note:If the card is installed in a fast computer, the card may need to slow down the I/O cycle by adding wait states.

COMPATIBILITY MODE

Setting

SW1/7

»

Disabled

On

 

Enabled

Off

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.

BOOT ROM

Setting

SW1/8

»

Disabled

On

 

Enabled

Off

DMA CHANNEL

Channel

SW1/9

SW1/10

»

Disabled

Off

Off

 

DMA5

On

On

 

DMA6

Off

On

 

DMA7

On

Off

NETWORK SEGMENT SPEED

Speed

SW1/11

»

4Mbps

On

 

16Mbps

Off

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

CABLE TYPE

Type

SW1/12

»

Shielded twisted pair

On

 

Unshielded twisted pair

Off