HTK320 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	25/33/40MHz
Chip Set	LSI
Max. Onboard DRAM	128MB
Cache	32/64/128KB
BIOS	AMI
Dimensions	240mm x 215mm
I/O Options	None
NPU Options	80387DX/3167

CONNECTIONS
Purpose	Location	Purpose	Location
Reset switch	P1	Power LED & keylock	P4
Cache LED	P2	Speaker	P5
Turbo switch	P3

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	NPU synchronous with CPU	JP1	Open
	NPU asynchronous with CPU	JP1	Closed
»	CPU type select PGA	JP2	pins 2 & 3 closed
	CPU type select PQFP	JP2	pins 1 & 2 closed
»	PGA HLDA (bus hold acknowledge) enabled	JP3	pins 2 & 3 closed
	PQFP HLDA (bus hold acknowledge) enabled	JP3	pins 1 & 2 closed
»	Monitor type select color	JP5	Closed
	Monitor type select monochrome	JP5	Open
»	Turbo switch cache flush control enabled	JP6	pins 1 & 2 closed
	Keyboard cache flush control enabled	JP6	pins 2 & 3 closed
»	Factory configured - do not alter	JP10	Open
Note: JP10 may not be present on all boards. The location is unidentified.

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) 1M x 9	(4) 256K x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
17MB	(4) 4M x 9	(4) 256K x 9
20MB	(4) 4M x 9	(4) 1M x 9
32MB	(4) 4M x 9	(4) 4M x 9
64MB	(4) 16M x 9	NONE
128MB	(4) 16M x 9	(4) 16M x 9

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

CACHE JUMPER CONFIGURATION
Size	JP4
32KB	pins 2 & 3 closed
64KB	pins 2 & 3 closed
128KB	pins 1 & 2 closed