J-MARK COMPUTER CORPORATION

JET-386SX

Processor	80386SX
Processor Speed	16/20/25/33MHz
Chip Set	VLSI
Max. Onboard DRAM	16MB
Cache	None
BIOS	AMI/Award
Dimensions	220mm x 210mm
I/O Options	None
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Speaker	J5	Turbo switch	J12
External battery	J8	Turbo LED	J14
Power LED & keylock	J11	Reset switch	J15

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Battery select internal	JP7	pins 1 & 2 closed
	Battery select external	JP7	pins 2 & 3 closed
»	Monitor type select color	JP10	Closed
	Monitor type select monochrome	JP10	Open

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(2) 256K x 9	NONE	NONE	NONE
1MB	(2) 256K x 9	(2) 256K x 9	NONE	NONE
1.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	NONE
2MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	NONE	NONE	NONE
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
5MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9
6MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	NONE
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9
8MB	(2) 4M x 9	NONE	NONE	NONE
12MB	(2) 1M x 9	(2) 1M x 9	(2) 4M x 9	NONE
16MB	(2) 4M x 9	(2) 4M x 9	NONE	NONE

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JET-386SX, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections