3486-VLB Motherboard Settings and Configuration

SEANIX TECHNOLOGY, INC.

3486-VLB

Processor
80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2
Processor Speed
20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set
EFAR
Max. Onboard DRAM
32MB
Cache
32/64/128/256KB
BIOS
AMI
Dimensions
330mm x 218mm
I/O Options
32-bit VESA local bus slots (2)
NPU Options
80387DX

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
JP2
Turbo LED
JP36
Power LED & keylock
JP27
Turbo switch
JP39
Speaker
JP29
32-bit VESA local bus slots
SL1 & SL2
Reset switch
JP35

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
CMOS memory normal operation/internal battery
JP1
pins 1 & 2 closed

CMOS memory clear/external battery
JP1
pins 2 & 3 closed
»
Factory configured - do not alter
JP3
Open
»
Factory configured - do not alter
JP20
Open
»
Factory configured - do not alter
JP40
pins 2 & 3 closed
»
Factory configured - do not alter
JP41
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) 1M x 9
(4) 256K x 9
8MB
(4) 1M x 9
(4) 1M x 9
16MB
(4) 4M x 9
NONE
17MB
(4) 4M x 9
(4) 256K x 9
20MB
(4) 4M x 9
(4) 1M x 9
32MB
(4) 4M x 9
(4) 4M x 9

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG
32KB
(4) 8K x 8
NONE
(1) 8K x 8
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
JP13
JP14
JP15
JP16
JP21
JP22
JP23
32KB
Open
Open
2 & 3
Open
1 & 2
2 & 3
2 & 3
64KB
Open
Open
2 & 3
Closed
1 & 2
1 & 2
1 & 2
128KB
Closed
Open
1 & 2
Closed
2 & 3
1 & 2
2 & 3
256KB
Closed
Closed
1 & 2
Closed
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
JP4
JP7
JP8
JP9
JP12
JP17
JP18
JP19
80386SX
1 & 2
1 & 2
1 & 2
1 & 2
Open
Open
Open
Closed
CX486DLC
2 & 3
1 & 2
2 & 3
1 & 2
Open
Open
Open
Closed
80486SX
2 & 3
2 & 3
1 & 2
2 & 3
Open
2 & 3
Open
Open
80487SX
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
Closed
Open
80486DX
2 & 3
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Closed
Open
80486DX2
2 & 3
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Closed
Open
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
JP25
JP26
JP28
JP31
JP32
JP37
JP38
80386SX
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
Open
Open
CX486DLC
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
Open
Open
80486SX
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
Closed
Closed
80487SX
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
Closed
Closed
80486DX
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
Closed
Closed
80486DX2
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
Closed
Closed
Note: Pins designated should be in the closed position.

VESA ID BUS CONFIGURATION
ID
JP34
ID2 = 0
pins 2 & 3 closed
ID2 = 1
pins 1 & 2 closed

VESA ID BUS CONFIGURATION
ID
JP33
ID3 = 0
pins 2 & 3 closed
ID3 = 1
pins 1 & 2 closed

VESA ID BUS CONFIGURATION
ID
JP30
ID4 = 0
pins 2 & 3 closed
ID4 = 1
pins 1 & 2 closed

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3486-VLB Motherboard Settings and Configuration

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Processor	80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2
Processor Speed	20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set	EFAR
Max. Onboard DRAM	32MB
Cache	32/64/128/256KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slots (2)
NPU Options	80387DX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP2	Turbo LED	JP36
Power LED & keylock	JP27	Turbo switch	JP39
Speaker	JP29	32-bit VESA local bus slots	SL1 & SL2
Reset switch	JP35

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation/internal battery	JP1	pins 1 & 2 closed
	CMOS memory clear/external battery	JP1	pins 2 & 3 closed
»	Factory configured - do not alter	JP3	Open
»	Factory configured - do not alter	JP20	Open
»	Factory configured - do not alter	JP40	pins 2 & 3 closed
»	Factory configured - do not alter	JP41	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) 1M x 9	(4) 256K x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
17MB	(4) 4M x 9	(4) 256K x 9
20MB	(4) 4M x 9	(4) 1M x 9
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
32KB	(4) 8K x 8	NONE	(1) 8K x 8
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	JP13	JP14	JP15	JP16	JP21	JP22	JP23
32KB	Open	Open	2 & 3	Open	1 & 2	2 & 3	2 & 3
64KB	Open	Open	2 & 3	Closed	1 & 2	1 & 2	1 & 2
128KB	Closed	Open	1 & 2	Closed	2 & 3	1 & 2	2 & 3
256KB	Closed	Closed	1 & 2	Closed	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	JP4	JP7	JP8	JP9	JP12	JP17	JP18	JP19
80386SX	1 & 2	1 & 2	1 & 2	1 & 2	Open	Open	Open	Closed
CX486DLC	2 & 3	1 & 2	2 & 3	1 & 2	Open	Open	Open	Closed
80486SX	2 & 3	2 & 3	1 & 2	2 & 3	Open	2 & 3	Open	Open
80487SX	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2	Closed	Open
80486DX	2 & 3	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2	Closed	Open
80486DX2	2 & 3	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2	Closed	Open
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JP25	JP26	JP28	JP31	JP32	JP37	JP38
80386SX	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3	Open	Open
CX486DLC	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3	Open	Open
80486SX	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	Closed	Closed
80487SX	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	Closed	Closed
80486DX	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	Closed	Closed
80486DX2	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2	Closed	Closed
Note: Pins designated should be in the closed position.

VESA ID BUS CONFIGURATION
ID	JP34
ID2 = 0	pins 2 & 3 closed
ID2 = 1	pins 1 & 2 closed

VESA ID BUS CONFIGURATION
ID	JP33
ID3 = 0	pins 2 & 3 closed
ID3 = 1	pins 1 & 2 closed

VESA ID BUS CONFIGURATION
ID	JP30
ID4 = 0	pins 2 & 3 closed
ID4 = 1	pins 1 & 2 closed