DIAMOND FLOWER, INC.

3486-UCF REV. C

Processor	80386DX/80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed	20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	32MB
Cache	64/128/256KB
BIOS	AMI
Dimensions	254mm x 218mm
I/O Options	None
NPU Options	80387DX/CX487DLC

CONNECTIONS
Purpose	Location	Purpose	Location
Speaker	J1	Turbo LED	J4
Reset switch	J2	External battery	J8
Power LED & keylock	J3

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation	J7	pins 2 & 3 closed
	CMOS memory clear	J7	pins 1 & 2 closed
»	80486SX-20 not installed	JP4	Open
	80486SX-20 installed	JP4	Closed
»	Monitor type select color	JP9	Closed
	Monitor type select monochrome	JP9	Open
»	80486DX not installed	JP10	Open
	80486DX installed	JP10	Closed
»	Pentium Overdrive not installed	jp11	Open
	Pentium Overdrive installed	jp11	Closed
»	Intel 80386DX-33 or CX486DLC-40 not installed	JP12	pins 2 & 3 closed
	Intel 80386DX-33 or CX486DLC-40 installed	JP12	pins 1 & 2 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
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
20MB	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M 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	W1	W2	W3	W4
64KB	pins 2 & 3 closed	Open	Open	pins 1 & 2 closed
128KB	pins 1 & 2 closed	Open	Closed	pins 2 & 3 closed
256KB	pins 2 & 3 closed	Closed	Closed	pins 2 & 3 closed

CPU TYPE CONFIGURATION
Type	JP6
80386	Open
80486	Closed

CPU TYPE CONFIGURATION (80486 ONLY)
Type	JP1	JP2	JP3
80486SX	Open	pins 2 & 3 closed	Open
80487SX	pins 2 & 3 closed	pins 1 & 2 closed	Closed
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	Closed
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	Closed

NPU CONFIGURATION (80387)
Setting	JP5	JP7
Disabled	Open	Open
Enabled	Closed	Closed

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3486-UCF REV. C, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections