...because we can't all be on the bleeding edge...





VEGA 486 GREEN PC

YOUNG MICRO SYSTEMS, INC.

VEGA 486 GREEN PC

Processor

CX486SX/AMD80486SX/80486SX/CX487DX/AMD80486DX/80486DX

80486DX2/80486DX4/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz

Chip Set

Symphony Wagner

Max. Onboard DRAM

128MB

Cache

64/128/256/512/1024KB

BIOS

AMI/Phoenix

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3), PS/2 mouse port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Turbo LED

J5

Speaker

J2

PS/2 mouse port

J6

Turbo switch

J3

Power suspend

JP15

Reset switch

J4

32-bit VESA Local bus slots

SL1, SL2,SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

J27

Open

Factory configured - do not alter

J28

Open

Factory configured - do not alter

J29

Open

Factory configured - do not alter

J30

Open

Factory configured - do not alter

J31

Open

Factory configured - do not alter

J32

Open

Factory configured - do not alter

J33

Open

Factory configured - do not alter

J34

Open

Factory configured - do not alter

JP3

Open

Factory configured - do not alter

JP9

Open

Tag RAM separated

JP16

pins 1 & 2 closed

 

Tag RAM combined

JP16

pins 2 & 3 closed

Factory configured - do not alter

JP17

Open

Flash BIOS write protect enabled

JP18

pins 1 & 2 closed

 

Flash BIOS write protect disabled

JP18

pins 2 & 3 closed

Factory configured - do not alter

JP19

Open

Factory configured - do not alter

JP22

Open

Factory configured - do not alter

JP28

Open

Factory configured - do not alter

JP29

Open

Factory configured - do not alter

JP30

Open

Factory configured - do not alter

JP31

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 4M x 36

(1) 4M x 36

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U1)

TAG (U2)

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

512KB

(4) 128K x 8

NONE

(1) 32K x 8

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 128K x 8

(1) 128K x 8

CACHE JUMPER CONFIGURATION

Size

JD1

JD2

JT1

JT2

JT3

64KB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

128KB

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

256KB

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

512KB

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

1MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CYRIX)

Type

JP1

JP2

JP4

JP5

JP6

JP7

JP8

JP10

486SX (1X)

Open

Open

Open

2 & 3

Closed

1 & 2

Closed

Open

486SX (2X)

Open

Open

Open

2 & 3

Closed

1 & 2

Closed

Open

487DX (1X)

Open

Open

Open

1 & 2

Closed

1 & 2

Closed

Open

487DX (2X)

Open

Open

Open

1 & 2

Closed

1 & 2

Closed

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CYRIX)

Type

JP11

JP12

JP13

JP23

JP24

JP41

JP42

486SX (1X)

Open

Open

Closed

Closed

Closed

Open

Open

486SX (2X)

Open

Closed

Closed

Closed

Closed

Open

Open

487DX (1X)

1 & 2

Open

Closed

Closed

Closed

Open

Open

487DX (2X)

1 & 2

Closed

Closed

Closed

Closed

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (AMD)

Type

JP1

JP2

JP4

JP5

JP6

JP7

JP8

JP10

486SX (WT)

Open

Closed

Open

2 & 3

Closed

Open

Open

Open

486SX (WB)

Closed

Closed

Closed

2 & 3

Closed

Open

Open

Open

486DX (WT)

Open

Closed

Open

2 & 3

Closed

Open

Open

Open

486DX (WB)

Closed

Closed

Closed

2 & 3

Closed

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (AMD)

Type

JP11

JP12

JP13

JP23

JP24

JP41

JP42

486SX (WT)

Open

Open

Open

Open

Open

2 & 3

2 & 3

486SX (WB)

Open

Open

Open

Open

Open

2 & 3

2 & 3

486DX (WT)

1 & 2

Open

Open

Open

Open

2 & 3

2 & 3

486DX (WB)

1 & 2

Open

Open

Open

Open

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (INTEL 486)

Type

JP1

JP2

JP4

JP5

JP6

JP7

JP8

JP10

486SX

Open

Open

Open

2 & 3

Closed

Open

Open

Open

486SL

Open

Closed

Open

1 & 2

Closed

Open

Open

Open

486DX/DX2

Open

Open

Open

1 & 2

Closed

Open

Open

Open

486DX4 (2X)

Open

Closed

Open

1 & 2

Closed

Open

Open

Open

486DX4 (3X)

Open

Closed

Open

1 & 2

Closed

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (INTEL 486)

Type

JP11

JP12

JP13

JP23

JP24

JP41

JP42

486SX

Open

Open

Open

Closed

Closed

Open

Open

486SL

1 & 2

Open

Open

Open

Open

Open

Open

486DX/DX2

1 & 2

Open

Open

Closed

Closed

Open

Open

486DX4 (2X)

2 & 3

Open

Open

Open

Open

Open

Open

486DX4 (3X)

2 & 3

Open

Open

Open

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (INTEL OVERDRIVE)

Type

JP1

JP2

JP4

JP5

JP6

JP7

JP8

JP10

Overdrive (2X-WT)

Open

Closed

Open

1 & 2

Open

Open

Open

1 & 2

Overdrive (2X-WB)

Closed

Closed

Closed

1 & 2

Open

Open

Open

1 & 2

Overdrive (3X-WT)

Open

Closed

Open

1 & 2

Open

Open

Open

Open

Overdrive (3X-WB)

Closed

Closed

Closed

1 & 2

Open

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (INTEL OVERDRIVE)

Type

JP11

JP12

JP13

JP23

JP24

JP41

JP42

Overdrive (2X-WT)

2 & 3

Open

Open

Open

Open

Open

Open

Overdrive (2X-WB)

2 & 3

Open

Open

Open

Open

Open

Open

Overdrive (3X-WT)

2 & 3

Open

Open

Open

Open

Open

Open

Overdrive (3X-WB)

2 & 3

Open

Open

Open

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

RN1

RN2

CX 486SX

Not installed

Not installed

CX 487DX

Installed

Not installed

AMD 486SX

Not installed

Installed

AMD 486DX

Installed

Installed

Intel 486SX

Not installed

Not installed

Intel 486SL

Installed

Installed

Intel 486DX/DX2

Installed

Not installed

Intel 486DX4

Installed

Installed

Overdrive

Installed

Installed

CPU SPEED CONFIGURATION

Speed

JP20

JP21

JP25

JP26

JP27

25MHz

1 & 2

1 & 2

Closed

Open

Closed

33MHz

2 & 3

1 & 2

Open

Open

Closed

40MHz

2 & 3

2 & 3

Closed

Closed

Open

50iMHz

1 & 2

1 & 2

Closed

Open

Closed

50MHz

2 & 3

2 & 3

Open

Closed

Open

66iMHz

2 & 3

1 & 2

Open

Open

Closed

75iMHz

1 & 2

1 & 2

Closed

Open

Closed

100iMHz

2 & 3

2 & 3

Open

Closed

Open

Note: Pins designated should be in the closed position.