TC4043 Network Card Settings and Configuration

NIC Type	Token Ring
Transfer Rate	16Mbps/4Mbps
Data Bus	8-bit ISA/16-bit ISA
Topology	Ring
Wiring Type	Shielded/Unshielded twisted pair
Boot ROM	Available (location unidentified)

INTERRUPT SELECTION
IRQ	SW1/7	SW1/8
2/9	Off	Off
3	Off	On
6	On	Off
7	On	On

RAM SIZE SELECTION
Size	SW2/2	SW2/3
16KB	On	Off
64KB	On	On

BASE I/O ADDRESS SELECTION
Address	SW2/1
Primary (A20h)	On
Alternate (A24h)	Off

ROM ADDRESS SELECTION
Address	SW1/3	SW1/4	SW1/5	SW1/6
C0000h	Off	Off	Off	Off
C2000h	Off	Off	Off	On
C4000h	Off	Off	On	Off
C6000h	Off	Off	On	On
C8000h	Off	On	Off	Off
CA000h	Off	On	Off	On
CC000h	Off	On	On	Off
CE000h	Off	On	On	On
D0000h	On	Off	Off	Off
D2000h	On	Off	Off	On
D4000h	On	Off	On	Off
D6000h	On	Off	On	On
D8000h	On	On	Off	Off
DA000h	On	On	Off	On
DC000h	On	On	On	Off
DE000h	On	On	On	On

RING SPEED SELECTION
Speed	SW2/4
4Mbps	Off
16Mbps	On

BLOCK DECODE SIZE SELECTION
Size	SW2/8
16KB	On
128KB	Off

BOOT ROM SELECTION
Setting	JP1
Disabled	Closed
Enabled	Open

FORCED 8-BIT MODE SELECT
Mode	JP2
8-bit transfer forced	Closed
16-bit transfer allowed	Open

FACTORY CONFIGURED - DO NOT ALTER
Switch	Setting
SW2/5	On
SW2/6	On
SW2/7	On