386 AT3 Motherboard Settings and Configuration

Processor	AMD386DX/80386DX/CX486DLC/Ti486DLC/Ti486SXL2
Processor Speed	33/40MHz
Chip Set	ALI
Max. Onboard DRAM	192MB
Cache	32/128KB
BIOS	AMI/AWARD
Dimensions	230mm x 218mm
I/O Options	Green PC feature connector
NPU Options	80387DX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP3	Speaker	JP11
Turbo switch	JP8	Power LED & keylock	JP12
Turbo LED	JP9	Green PC feature connector	JP15
Reset switch	JP10

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	CMOS normal operation	JP2	pins 1 & 2
	CMOS memory clear	JP2	pins 2 & 3
»	CPU clock select 33MHz	JP13	pins 1 & 2, 3 & 4
	CPU clock select 40MHz	JP13	pins 5 & 6
»	128KB cache enabled	JP16	Closed
	32KB cache enabled	JP16	Open
Note:Pins designated are in the closed position.

DRAM CONFIGURATION
Size	Bank 0	Bank 1/2
1MB	(4) 256K x 9	NONE
2MB	(4) 256K x 9	(1) 256K x 36
4MB	(4) 1M x 9	NONE
5MB	(4) 1M x 9	(1) 256K x 36
8MB	(4) 1M x 9	(1) 1M x 36
16MB	(4) 4M x 9	NONE
17MB	(4) 4M x 9	(1) 256K x 36
20MB	(4) 4M x 9	(1) 1M x 36
32MB	(4) 4M x 9	(1) 4M x 36
64MB	(4) 16M x 9	NONE
192MB	(4) 16M x 9	(1) 32M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG
32KB	(4) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	(1) 16K x 8

CPU TYPE CONFIGURATION
CPU Type	JP1	JP5
80386DX	pins 1 & 2 closed	pins 1 & 2 closed
80486DLC	pins 2 & 3 closed	pins 2 & 3 closed

GREEN FEATURE CONNECTOR CONFIGURATION
Pin	Function
1	HSYNC
2	Ground
3	VSYNC
4	Ground
5	ENVEDIO
6	Ground
7	Monitor AC power
8	Ground