4386-VC-V Motherboard Settings and Configuration

UNIDENTIFIED

4386-VC-V

Processor
80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2
Processor Speed
20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set
VIA
Max. Onboard DRAM
64/128MB (depends on CPU installed)
Cache
32/64/128/256KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
32-bit VESA local bus slots (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Turbo LED
J6
Speaker
J9
Turbo switch
J7
Power LED & keylock
J10
Reset switch
J8
32-bit VESA local bus slots
SL1 & SL2

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Monitor type select monochrome/EGA/VGA
J1
Open

Monitor type select color
J1
Closed
»
CMOS memory normal operation
J2
Open

CMOS memory clear
J2
Closed
»
Factory configured - do not alter
JC5
N/A
»
Factory configured - do not alter
JC6
N/A
»
Factory configured - do not alter
JK1
N/A
»
NPU synchronous with CPU
JN1
pins 1 & 2 closed

NPU asynchronous with CPU
JN1
pins 2 & 3 closed
Note: The location of J1 & J2 are unidentified.

DRAM CONFIGURATION (80386)
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

DRAM CONFIGURATION (80486)
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

DRAM CONFIGURATION (80486 CON’T)
Size
Bank 0
Bank 1
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 0
TAG 1
32KB
(4) 8K x 8
NONE
(1) 8K x 8
(1) 8K x 8
64KB
(4) 8K x 8
(4) 8K x 8
(1) 8K x 8
(1) 8K x 8
128KB
(4) 32K x 8
NONE
(1) 8K x 8
(1) 8K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(1) 32K x 8
(1) 32K x 8
Note: TAG 1 is alter RAM and may not be present.

CACHE JUMPER CONFIGURATION
Size
JS1
JS2
JS3
JS4
JS5
JS6
32KB
1 & 2
1 & 2
1 & 2
2 & 3
2 & 3
2 & 3
64KB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
128KB
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
256KB
2 & 3
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
JI0
JI1
JI2
JI3
JI4
JI5
80386DX
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
80486SX
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
80487SX
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
CX486DLC
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
80486DX
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
80486DX2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Note: Pins desingated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
JI6
JI7
JC1
JC2
JC3
JC4
80386DX
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
Open
80486SX
1 & 2
1 & 2
2 & 3
2 & 3
Open
Open
80487SX
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
Open
CX486DLC
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
1 & 2, 3 & 4, 5 & 6
80486DX
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Open
80486DX2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Open
Note: Pins desingated should be in the closed position.

CPU SPEED CONFIGURATION
Speed
JK2
JK3
JK4
20MHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
25MHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
33MHz (80386 & CX486)
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
33MHz
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
40MHz (80386 & CX486)
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
50iMHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
50MHz
pins 1 & 2 closed
pins 2 & 3 closed
pins 2 & 3 closed
66iMHz
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed

VESA WAIT STATE CONFIGURATION
Wait states
JV2
0 wait states
pins 1 & 2 closed
1 wait state
pins 2 & 3 closed

BUS SPEED CONFIGURATION
CPU speed
JV1
<= 33MHz
pins 1 & 2 closed
> 33MHz
pins 2 & 3 closed

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4386-VC-V 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	VIA
Max. Onboard DRAM	64/128MB (depends on CPU installed)
Cache	32/64/128/256KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slots (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo LED	J6	Speaker	J9
Turbo switch	J7	Power LED & keylock	J10
Reset switch	J8	32-bit VESA local bus slots	SL1 & SL2

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select monochrome/EGA/VGA	J1	Open
	Monitor type select color	J1	Closed
»	CMOS memory normal operation	J2	Open
	CMOS memory clear	J2	Closed
»	Factory configured - do not alter	JC5	N/A
»	Factory configured - do not alter	JC6	N/A
»	Factory configured - do not alter	JK1	N/A
»	NPU synchronous with CPU	JN1	pins 1 & 2 closed
	NPU asynchronous with CPU	JN1	pins 2 & 3 closed
Note: The location of J1 & J2 are unidentified.

DRAM CONFIGURATION (80386)
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

DRAM CONFIGURATION (80486)
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

DRAM CONFIGURATION (80486 CON’T)
Size	Bank 0	Bank 1
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 0	TAG 1
32KB	(4) 8K x 8	NONE	(1) 8K x 8	(1) 8K x 8
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	NONE	(1) 8K x 8	(1) 8K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8	(1) 32K x 8
Note: TAG 1 is alter RAM and may not be present.

CACHE JUMPER CONFIGURATION
Size	JS1	JS2	JS3	JS4	JS5	JS6
32KB	1 & 2	1 & 2	1 & 2	2 & 3	2 & 3	2 & 3
64KB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
128KB	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
256KB	2 & 3	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	JI0	JI1	JI2	JI3	JI4	JI5
80386DX	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
80486SX	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
80487SX	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
CX486DLC	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
80486DX	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
80486DX2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
Note: Pins desingated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JI6	JI7	JC1	JC2	JC3	JC4
80386DX	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2	Open
80486SX	1 & 2	1 & 2	2 & 3	2 & 3	Open	Open
80487SX	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3	Open
CX486DLC	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2	1 & 2, 3 & 4, 5 & 6
80486DX	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	Open
80486DX2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	Open
Note: Pins desingated should be in the closed position.

CPU SPEED CONFIGURATION
Speed	JK2	JK3	JK4
20MHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
25MHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
33MHz (80386 & CX486)	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed
33MHz	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
40MHz (80386 & CX486)	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed
50iMHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
50MHz	pins 1 & 2 closed	pins 2 & 3 closed	pins 2 & 3 closed
66iMHz	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed

VESA WAIT STATE CONFIGURATION
Wait states	JV2
0 wait states	pins 1 & 2 closed
1 wait state	pins 2 & 3 closed

BUS SPEED CONFIGURATION
CPU speed	JV1
<= 33MHz	pins 1 & 2 closed
> 33MHz	pins 2 & 3 closed