CH-386-20 Motherboard Settings and Configuration

Processor	80386DX
Processor Speed	20MHz
Chip Set	C & T
Max. Onboard DRAM	8MB
Cache	None
BIOS	AMI
Dimensions	218mm x 330mm
I/O Options	32-bit external memory card
NPU Options	80287/80387

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Speaker	J10
Reset switch	J5	Turbo LED	J11
Turbo switch	J8	32-bit external memory card	S1
Power LED & keylock	J9

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select color	J3	Open
	Monitor type select monochrome	J3	Closed
»	DMA mode select 32-bit	J6	Open
	DMA mode select 16-bit	J6	Closed
	NPU type select 80287	J7	Closed
	NPU type select 80387	J7	Open

DRAM CONFIGURATION
Size	Bank 0	Bank 1
2MB	(8) 256K x 9	NONE
4MB	(8) 256K x 9	(8) 256K x 9
8MB	(8) 1M x 9	NONE
10MB	(8) 1M x 9	(8) 256K x 9
16MB	(8) 1M x 9	(8) 1M x 9
Note:Bank 1 is used when a 32-bit external memory card is installed at S1.