ATI-386/B2 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	25/33/40MHz
Chip Set	SIS
Max. Onboard DRAM	32MB
Cache	32/64/128KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	32-bit external memory card slot
NPU Options	80387/3167

CONNECTIONS
Purpose	Location	Purpose	Location
Power LED & keylock	JP2	Speaker	LS1
External battery	JP21	32-bit external memory card	S1
Turbo switch	JP25	Reset switch	SW1
Turbo LED	JP26

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Factory configured - do not alter	J1	N/A
»	Factory configured - do not alter	J2	N/A
»	Monitor type select color	JP7	pins 1 & 2 closed
	Monitor type select monochrome	JP7	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(4) 256K x 9	NONE
2MB	(4) 256K x 9	(4) 256K x 9
4MB	(4) 1M x 9	NONE
5MB	(4) 256K x 9	(4) 1M x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
20MB	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG (U107)	TAG (U112)
32KB	(4) 8K x 8	NONE	(1) 8K x 8	NONE
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	NONE	(1) 32K x 8	NONE

CACHE JUMPER CONFIGURATION
Size	JP16
32KB	pins 2 & 3 closed
64KB	pins 1 & 2 closed
128KB	pins 1 & 2 closed