SIXPACK PREMIUM IO card Settings and Configuration

Card Type	Memory/Multi I/O
Chipset/Controller	Western Digital
I/O Options	Game port, parallel port, serial ports (2)
Maximum DRAM	1024KB

CONNECTIONS
Purpose	Location	Purpose	Location
Parallel port	CN1	Serial port 2	P2
Premium Pak connector	J1	Game port	P3
Serial port 1	J2

FACTORY CONFIGURED SETTINGS
Switch	Setting
SW1/switch 5	N/A
SW1/switch 6	N/A
SW2/switch 5	N/A
SW2/switch 6	N/A

SERIAL PORT CONFIGURATION
Port 1 (J2)		Port 2 (P2)	E3	E4	E5
»	COM1	COM2	Closed	Open	Closed
	COM2	Disabled	Open	Closed	Open
	Disabled	COM2	Open	Open	Closed
	Disabled	Disabled	Open	Open	Open

SERIAL PORT INTERRUPT SELECTION
Port 1 (J2)		Port 2 (P2)	E18	E19	E20
»	IRQ4	IRQ3	Closed	Open	Closed
	IRQ3	N/A	Open	Closed	Open

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION
Port 1		E21	E22	E23	E24	E25	E26
»	Normal	Open	Closed	Open	Closed	Open	Closed
	Forced True	Closed	Open	Closed	Open	Closed	Open

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION
Port 2		E10	E11	E12	E13	E14	E15
»	Normal	Open	Closed	Open	Closed	Open	Closed
	Forced True	Closed	Open	Closed	Open	Closed	Open

PARALLEL PORT SETTINGS
LPT		E6	E7
»	1	Closed	Open
	2	Open	Closed
	Disabled	Open	Open

PARALLEL PORT INTERRUPTS
IRQ7		E17
»	Enabled	Closed
	Disabled	Open

GAME PORT CONFIGURATION
Game Port		E8
»	Enabled	Closed
	Disabled	Open

CLOCK/CALENDAR CONFIGURATION
Clock/Calendar		E9
»	Enabled	On
	Disabled	Off

DUAL PAGE MODE SELECTION
Dual Page Mode		SW1/switch 7
»	Enabled	On
	Disabled	Off

BASE I/O ADDRESS SETTINGS
Address		SW2/1	SW2/2	SW2/3	SW2/4
»	0218h	On	On	On	Off
	0208h	On	On	On	On
	0258h	On	Off	On	Off
	0268h	On	Off	Off	On
	02A8h	Off	On	Off	On
	02B8h	Off	On	Off	Off
	02E8h	Off	Off	Off	On

STARTING MEMORY ADDRESS SETTING
Starting Memory (Mainboard)		SW1/1	SW1/2	SW1/3	SW1/4
»	640KB	Off	On	Off	On
	576KB	On	Off	Off	On
	512KB	Off	Off	Off	On
	448KB	On	On	On	Off
	384KB	Off	On	On	Off
	320KB	On	Off	On	Off
	256KB	Off	Off	On	Off
	192KB	On	On	Off	Off
	128KB	Off	On	Off	Off
	64KB	On	Off	Off	Off
	0KB	Off	Off	Off	Off
Note:Setting the starting address to 256KB allocates all SixPak Premium memory as expanded memory.

SIXPAK PREMIUM MEMORY SIZE SELECTION
Size		SW2/switch 7	SW2/switch 8
»	Up to 512KB	On	Off
	Up to 640KB	Off	Off
	Up to 256KB	Off	On
	0KB	On	On

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
256KB	(9) 41256	None	None	None
512KB	(9) 41256	(9) 41256	None	None
768KB	(9) 41256	(9) 41256	(9) 41256	None
1MB	(9) 41256	(9) 41256	(9) 41256	(9) 41256

PARITY CONFIGURATION
Parity		SW1/switch 8
»	Enabled	On
	Disabled	Off

CONNECTIONS
Purpose	Location
Premium Pak connector	J1

PREMIUM PAK MEMORY CONFIGURATION
Size	Bank 4	Bank 5	Bank 6	Bank 7
1.25MB	(9) 41256	None	None	None
1.5MB	(9) 41256	(9) 41256	None	None
1.75MB	(9) 41256	(9) 41256	(9) 41256	None
2MB	(9) 41256	(9) 41256	(9) 41256	(9) 41256