YL-A16 Motherboard Settings and Configuration

Processor	80286
Processor Speed	16/20MHz
Chip Set	Headland
Max. Onboard DRAM	4MB
Cache	None
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP2	Power LED & keylock	JP9
Reset switch	JP7	Turbo LED	JP10
Speaker	JP8	Turbo switch	JP20

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	NPU mode select synchronous with CPU	JP1	pins 1 & 2 closed
	NPU mode select asynchronous with CPU	JP1	pins 2 & 3 closed
»	Monitor type select color	JP6	pins 1 & 2 closed
	Monitor type select monochrome	JP6	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	NONE	NONE	(4) 44256	NONE
512KB	(2) 256K x 9	NONE	NONE	NONE
640KB	NONE	NONE	(4) 44256	(4) 4464
1MB	NONE	NONE	(4) 44256	(4) 44256
1MB	(2) 256K x 9	(2) 256K x 9	NONE	NONE
2MB	(2) 1M x 9	NONE	NONE	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
Note:SIMM and DIP memory may not be used concurrently.