MAINLINK II IO card Settings and Configuration

Card Type	Network (terminal emulator)
NIC Type	Proprietary (3270 network with 3278/9 terminator emulator)
Maximum Onboard Memory	Unidentified
Boot ROM	Available
Network Transfer Rate	Unidentified
Topology	Linear Bus (microcomputer to mainframe)
Wiring Type	Proprietary coaxial
Data Bus	8-bit ISA
Card Size	Unidentified

CONNECTIONS
Function	Label
BNC connector	CN1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Not used	SW1/1	Off
»	Slot 8 disabled - PC AT mode	SW1/2	Off
	Slot 8 enabled - PC XT mode	SW1/2	On
»	PROM memory window enabled	SW1/3	On
	PROM memory window disabled	SW1/3	Off

MEMORY ADDRESS SELECTION FOR THE PC, XT & AT
ADDRESS HEX	SW1/4	SW1/5	SW1/6 SW1/7 SW1/8
C0000h-C1FFFh	On	On	On	On	On
C2000h-C3FFFh	Off	On	On	On	On
C4000h-C5FFFh	On	Off	On	On	On
C6000h-C7FFFh	Off	Off	On	On	On
C8000h-C9FFFh	On	On	Off	On	On
CA000h-CBFFFh	Off	On	Off	On	On
CC000h-CDFFFh	On	Off	Off	On	On
D0000h-D1FFFh	On	On	On	Off	On
D2000h-D3FFFh	Off	On	On	Off	On
D4000h-D5FFFh	On	Off	On	Off	On
D6000h-D7FFFh	Off	Off	On	Off	On
D8000h-D9FFFh	On	On	Off	Off	On
DA000h-DBFFFh	Off	On	Off	Off	On
DC000h-DDFFFh	On	Off	Off	Off	On
DE000h-DFFFFh	Off	Off	Off	Off	On
E0000h-E1FFFh	On	On	On	On	Off
E0000h-E3FFFh	Off	On	On	On	Off
E4000h-E5FFFh	On	Off	On	On	Off
E6000h-E7FFFh	Off	Off	On	On	Off
E8000h-E9FFFh	On	On	Off	On	Off
EA000h-EBFFFh	Off	On	Off	On	Off
EC000h-EDFFFh	On	Off	Off	On	Off
EE000h-EFFFFh	Off	Off	Off	On	Off
Note: Addresses in the range from C0000h-EE000h are for AT only.