GREEN-B [4GPV3] MOTHERBOARD Motherboard Settings and Configuration

Processor	CX486M6/80486SX/80487SX/CX486M7/AM486DX/80486DX/ AM486DX2/80486DX2/P24C/P24T
Processor Speed	25/33/40/50(internal)/50/66(internal)MHz
Chip Set	Unidentified
Video Chip Set	None
Maximum Onboard Memory	128MB
Maximum Video Memory	None
Cache	64/128/256KB
BIOS	AMI/Award/MR
Dimensions	254mm x 218mm
I/O Options	32-bit VESA local bus slots (2), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo LED	JP10	Green PC LED	JP39
Speaker	JP11	Green PC connector	JP40
Power LED & keylock	JP13	Green PC connector	JP41
Reset switch	JP15	Turbo switch	JP95
External battery	JP17	32-bit VESA local bus slots	SL1 & SL2

USER CONFIGURABLE SETTINGS
Function		Label	Position
	PQFP CPU disabled	JP1	Closed
	PQFP CPU enabled	JP1	Open
»	CMOS memory normal operation	JP16	Pins 1 & 2 closed
	CMOS memory clear	JP16	Pins 2 & 3 closed

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) 256K x 9	(4) 1M x 9
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) 256K x 9	(4) 4M x 9
17MB	(4) 4M x 9	(4) 256K x 9
20MB	(4) 1M x 9	(4) 4M 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
65MB	(4) 256K x 9	(4) 16M x 9
65MB	(4) 16M x 9	(4) 256K x 9
68MB	(4) 1M x 9	(4) 16M x 9
68MB	(4) 16M x 9	(4) 1M x 9
80MB	(4) 4M x 9	(4) 16M x 9
80MB	(4) 16M x 9	(4) 4M x 9
128MB	(4) 16M x 9	(4) 16M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	None	(1) 8K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP7	JP8
64KB	Pins 2 & 3 closed	Pins 2 & 4 closed
128KB	Pins 1 & 2 closed	Pins 2 & 3 closed
256KB	Pins 1 & 2 closed	Pins 1 & 2 closed

CPU SPEED SELECTION
Speed	ID3	JP5	JP5A	JP33	JP36	JP37	JP38	JP72
25MHz	Open	2 & 3	4 & 5	2 & 4	Closed	1 & 2	2 & 3	Closed
33MHz	Open	2 & 3	4 & 5	2 & 4	Closed	2 & 3	1 & 2	Open
40MHz	Closed	1 & 2	3 & 5	2 & 3	Open	1 & 2	2 & 3	Open
50iMHz	Open	2 & 3	4 & 5	2 & 4	Closed	1 & 2	2 & 3	Closed
50MHz	Closed	1 & 2	N/A	1 & 2	Open	2 & 3	1 & 2	Open
66iMHz	Open	2 & 3	4 & 5	2 & 4	Closed	2 & 3	1 & 2	Open
Note: Pins designated should be in the closed position. If using a PGA CPU, use JP5 settings. If a PQFP CPU is installed, use JP5A settings.

CPU TYPE SELECTION
Type	JP2	JP3	JP4
80486SX (PQFP)	Open	Open	Open
80486SX (PGA)	Pins 2 & 3 closed	Open	Open
80487SX	Pins 1 & 2, 3 & 4 closed	Pins 1 & 2 closed	Closed
80486DX	Pins 1 & 2, 3 & 4 closed	Pins 2 & 3 closed	Open
80486DX2	Pins 1 & 2, 3 & 4 closed	Pins 2 & 3 closed	Open
P24C	Pins 1 & 2, 3 & 4 closed	Pins 1 & 2 closed	Closed
P24T	Pins 1 & 2, 3 & 4 closed	Pins 1 & 2 closed	Closed
Note: The location of the PQFP is unidentified.

CPU TYPE SELECTION
Type	JP2A
Cyrix	Pins 2 & 3 closed
AMD	Pins 1 & 2 closed
Intel	Pins 1 & 2 closed

VL BUS WAIT STATE SELECTION
Setting	ID2
0	Open
1	Closed