BIAT-12/BIAT-16/BIAT-20/BIAT-24 Motherboard Settings and Configuration

Processor	80286
Processor Speed	12/16/20/24MHz
Chip Set	C & T NEAT
Max. Onboard DRAM	4MB
Cache	None
BIOS	Phoenix
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo switch	J2	Speaker	J6
Turbo LED	J3	Power LED & keylock	J7
Reset switch	J4	External battery	J26

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select color	J5	Closed
	Monitor type select monochrome	J5	Open
»	BIOS type select 27256	J8	pins 1 & 2 closed
	BIOS type select 27128	J8	pins 2 & 3 closed
»	I/O bus select 0 wait states	JP1	pins 1 & 2 closed
	I/O bus select 1 wait state	JP1	pins 2 & 3 closed
»	NPU mode select synchronous with CPU	JP2	pins 1 & 2 closed
	NPU mode select synchronous with oscillator at OSC1	JP2	pins 2 & 3 closed
»	Keyboard controller set on pin 23	JP3	pins 1 & 2 closed
	Keyboard controller set on pin 27	JP3	pins 3 & 4 closed
	Keyboard controller set on pin 30	JP3	pins 5 & 6 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
512KB	(18) 41256	NONE
640KB	(18) 41259	(18) 4164
1MB	(18) 41256	(18) 41256
2MB	(18) 411000	NONE
4MB	(18) 411000	(18) 411000