MINIMAX 333 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	8/33MHz
Chip Set	C & T
Max. Onboard DRAM	16MB
Cache	32/64/128KB
BIOS	AMI
I/O Options	16-bit external memory card slot, floppy drive interface, IDE interface, parallel port, serial ports (2)
NPU Options	80387DX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Floppy drive interface	PJ1
Reset switch	J2	Parallel port	PJ2
Power LED & keylock	J3	Serial port 1	PJ3
Speaker	J7	Serial port 2	PJ4
Equipment panel connector	J39	IDE interface connector	PJ5
Hard drive access LED connector	J40	16-bit external memory card slot	SL1
IDE access light connector	LED

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	On-board floppy drive controller enabled	FD	pins 2 & 3 closed
	On-board floppy drive controller disabled	FD	pins 1 & 2 closed
»	On-board IDE disk controller enabled	IDE	pins 2 & 3 closed
	On-board IDE disk controller disabled	IDE	pins 1 & 2 closed
»	Factory configured - do not alter	J4	N/A
»	Color or EGA adaptor enabled	J5	pins 2 & 3 closed
	Monochrome adaptor enabled	J5	pins 1 & 2 closed
	Type 1 memory selector single sided SIMM	J8	pins 1 & 2 closed
	Type 2 memory selector double sided SIMM	J8	pins 2 & 3 closed
»	Factory configured - do not alter	PJ8	N/A

SERIAL PORT 1 CONFIGURATION
COM	IRQ	I/O Address	PJ6	S0	S1
N/A	N/A	Disable	N/A	pins 1 & 2	pins 1 & 2
COM2	IRQ3	2F8h	pins 1 & 3	pins 1 & 2	pins 2 & 3
COM1	IRQ4	3F8h	pins 1 & 2	pins 2 & 3	pins 2 & 3
Note:Pins designated are in the closed position.

SERIAL PORT 2 CONFIGURATION
COM	IRQ	I/O Address	PJ6	S2	S3
N/A	N/A	Disable	N/A	pins 1 & 2	pins 1 & 2
COM1	IRQ4	3F8h	pins 2 & 4	pins 1 & 2	pins 2 & 3
COM2	IRQ3	2F8h	pins 3 & 4	pins 2 & 3	pins 2 & 3
Note:Pins designated are in the closed position.

PARALLEL PORT CONFIGURATION
LPT	IRQ	I/0 Address	P0	P1	PRT
N/A	N/A	Disable	pins 1 & 2	pins 1 & 2	N/A
LPT3	IRQ7	378h	pins 1 & 2	pins 2 & 3	pins 2 & 3
LPT2	IRQ5	278h	pins 2 & 3	pins 2 & 3	pins 1 & 2
LPT1	IRQ7	3BCh	pins 2 & 3	pins 1 & 2	pins 2 & 3
Note:Pins designated are in the closed position.

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(1) 256K x 36	NONE
2MB	(1) 256K x 36	(1) 256K x 36
4MB	(1) 512K x 36	(1) 512K x 36
5MB	(1) 1M x 36	(1) 256K x 36
8MB	(1) 1M x 36	(1) 1M x 36
10MB	(1) 512K x 36	(1) 2M x 36
16MB	(1) 2M x 36	(1) 2M x 36

MISCELLANEOUS TECHNICAL NOTES

Note:The cache on the MINIMAX 333 is soldered on the board and is non configurable. The cache comes in 32K, 64K, and 128K. Jumpers W1 -W4 are for cache configuration that is not available on this board, but is available on other boards made by this manufacturer. ( a 486 version of the MINIMAX 333)