286 TURBO Motherboard Settings and Configuration

Processor	80286
Processor Speed	10/12MHz
Chip Set	VLSI
Max. Onboard DRAM	4MB
Cache	None
BIOS	AMI/Award/Phoenix
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo switch	C1	Power LED & keylock	C4
Turbo LED	C2	Speaker	C5
Reset switch	C3	External battery	CN1

USER CONFIGURABLE SETTINGS
Function		Jumper	Location
»	BIOS type select 27256	JP1	pins 1& 2 closed
	BIOS type select 27512	JP1	pins 2 & 3 closed
	Factory configured - do not alter	JP5	N/A
	CPU slow speed select 8MHz	JP6	Open
	CPU slow speed select 6MHz	JP6	Closed
»	Monitor type select color	JP7	Closed
	Monitor type select monochrome	JP7	Open
»	DRAM speed select 0 wait states	JP8	Open
	DRAM speed select 1 wait state	JP8	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(18) 41256	NONE	NONE	NONE
512KB	NONE	NONE	(2) 256K x 9	NONE
640KB	(18) 41256	(18) 4164	NONE	NONE
640KB	NONE	NONE	(2) 256K x 9	(2) 64K x 9
1MB	(18) 41256	(18) 41256	NONE	NONE
1MB	NONE	NONE	(2) 256K x 9	(2) 256K x 9
2MB	(18) 411000	NONE	NONE	NONE
2MB	NONE	NONE	(2) 1M x 9	NONE
4MB	(18) 411000	(18) 411000	NONE	NONE
4MB	NONE	NONE	(2) 1M x 9	(2) 1M x 9

DRAM JUMPER CONFIGURATION
Size	JP2	JP3	JP4
512KB	Closed	Closed	Closed
512KB	Closed	Closed	Closed
640KB	Closed	Closed	Open
640KB	Closed	Closed	Open
1MB	Closed	Open	Closed
1MB	Closed	Open	Closed
2MB	Closed	Open	Open
2MB	Closed	Open	Open
4MB	Open	Closed	Closed
4MB	Open	Closed	Closed