MORSE TECHNOLOGIES, INC.

M4 386SX

Processor	80386SX
Processor Speed	33/40MHz
Chip Set	Morse
Max. Onboard DRAM	16MB
Cache	None
BIOS	AMI
Dimensions	220mm x 220mm
I/O Options	None
NPU Options	80387SX/CX387SLC

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP1	Turbo LED	JP7
Turbo switch	JP5	Power LED & keylock	JP8
Reset switch	JP6	Speaker	JP9

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select monochrome	JP3	Open
	Monitor type select color	JP3	Closed
»	NPU synchronous with CPU	JP4	pins 1 & 2 closed
	NPU asynchronous with CPU	JP4	pins 2 & 3 closed
»	Turbo mode enabled	JP5	Closed
	Turbo mode disabled	JP5	Open
»	Factory configured - do not alter	JP10	Open
»	CPU type select Intel & AMD	OP1	Open
	CPU type select Cyrix	OP1	Closed
Note: The location of OP1 is unknown.

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

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M4 386SX, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections