SOYO TECHNOLOGY CO., LTD.

SY-030G/H

Processor

80486SX/SL80486SX/CX486DX/U5S/80486DX/CX486DX2/AM486DX2/ 80486DX2/AM486DX4/80486DX4/P24D/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

256MB

Cache

256/512/1024KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (3), IDE interfaces (2), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface (primary)

J4

External battery

J20

IDE interface (secondary)

J5

Turbo switch

J21

Green PC connector

J6

Turbo LED

J22

Power LED & keylock

J17

IDE Interface LED (primary)

JP10

Speaker

J18

IDE interface LED (secondary)

JP11

Reset switch

J19

32-bit PCI slots

PCI1 - PCI3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

JP3

Closed

 

Monitor type select monochrome

JP3

Open

»

CMOS memory normal operation

JP5

pins 1 & 2 closed

 

CMOS memory clear

JP5

pins 2 & 3 closed

»

Factory configured - do not alter

JP28

pins 2 & 3, 4 & 5 closed

»

Factory configured - do not alter

JP29

N/A

»

Factory configured - do not alter

JP35

N/A

»

Factory configured - do not alter

JP36

N/A

»

Factory configured - do not alter

JP37

N/A

»

Factory configured - do not alter

JP38

N/A

»

Factory configured - do not alter

JP39

pins 1 & 2 closed

»

Factory configured - do not alter

JP45

Open

Note: The location of JP28 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

NONE

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

12MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

17MB

(1) 256K x 36

(1) 4M x 36

NONE

NONE

20MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 4M x 36

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

36MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

36MB

(1) 1M x 36

(1) 8M x 36

NONE

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 4M 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

64MB

(1) 16M x 36

NONE

NONE

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

NONE

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

65MB

(1) 256K x 36

(1) 16M x 36

NONE

NONE

68MB

(1) 1M x 36

(1) 16M x 36

NONE

NONE

68MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

NONE

70MB

(1) 16M x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

72MB

(1) 1M x 36

(1) 1M x 36

(1) 16M x 36

NONE

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

80MB

(1) 4M x 36

(1) 16M x 36

NONE

NONE

80MB

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

NONE

88MB

(1) 16M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

96MB

(1) 4M x 36

(1) 4M x 36

(1) 16M x 36

NONE

96MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

NONE

112MB

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

128MB

(1) 16M x 36

(1) 16M x 36

NONE

NONE

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

132MB

(1) 16M x 36

(1) 16M x 36

(1) 512K x 36

(1) 512K x 36

144MB

(1) 16M x 36

(1) 16M x 36

(1) 2M x 36

(1) 2M x 36

160MB

(1) 16M x 36

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

160MB

(1) 16M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

192MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

 

192MB

(1) 16M x 36

(1) 16M x 36

(1) 8M x 36

(1) 8M x 36

194MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 512K x 36

200MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 2M x 36

208MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 4M x 36

224MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 8M x 36

256MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB

(4) 64K x 8

NONE

(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 64K x 8

CACHE JUMPER CONFIGURATION

Size

JP23

JP24

JP25

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

512KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

512KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

1MB

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JP1

JP2

JP4

JP6

JP7

80486SX

Open

Open

1 & 3, 2 & 4

Open

3 & 4

SL80486SX

Open

Open

1 & 3, 2 & 4

Open

3 & 4

CX486DX (5v)

Open

Open

1 & 3, 2 & 4

3 & 4

2 & 3

U5S

Open

Open

1 & 3, 2 & 4

Open

Open

80486DX (5v)

Open

Open

1 & 3, 2 & 4

Open

3 & 4

CX486DX2 (3.6v)

Open

Open

3 & 5, 4 & 6

3 & 4

2 & 3

CX486DX2 (4v)

Open

Open

3 & 5, 4 & 6

1 & 2

2 & 3

CX486DX2 (5v)

Open

Open

1 & 3, 2 & 4

3 & 4

2 & 3

AM486DX2 (3.45v)

Open

2 & 3

3 & 5, 4 & 6

5 & 6

3 & 4

80486DX2 (5v)

Open

Open

1 & 3, 2 & 4

Open

3 & 4

AM486DX4 (3.45v)

Open

1 & 2

3 & 5, 4 & 6

5 & 6

3 & 4

80486DX4 (3.45v)

Open

Open

3 & 5, 4 & 6

5 & 6

3 & 4

80486DX4 (5v)

Open

Open

1 & 3, 2 & 4

Open

3 & 4

P24D

Open

1 & 2

1 & 3, 2 & 4

Open

1 & 2, 3 & 4

Pentium Overdrive

Open

Open

1 & 3, 2 & 4

Open

3 & 4

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP8

JP9

JP15

JP16

JP17

80486SX

Open

2 & 3

Open

2 & 3

Open

SL80486SX

Open

2 & 3

Open

2 & 3

Open

CX486DX (5v)

2 & 3

1 & 2, 3 & 4

3 & 4

2 & 3

2 & 3

U5S

3 & 4

1 & 2, 3 & 4

1 & 2, 3 & 4

2 & 3

Open

80486DX (5v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

CX486DX2 (3.6v)

2 & 3

1 & 2, 3 & 4

3 & 4

2 & 3

2 & 3

CX486DX2 (4v)

2 & 3

1 & 2, 3 & 4

3 & 4

2 & 3

2 & 3

CX486DX2 (5v)

2 & 3

1 & 2, 3 & 4

3 & 4

2 & 3

2 & 3

AM486DX2 (3.45v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

80486DX2 (5v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

AM486DX4 (3.45v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

80486DX4 (3.45v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

80486DX4 (5v)

Open

1 & 2, 3 & 4

3 & 4

2 & 3

Open

P24D

Open

1 & 2, 3 & 4

3 & 4

1 & 2

1 & 2

Pentium Overdrive

1 & 2

1 & 2, 3 & 4

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP18

JP19

JP20

80486SX

pins 1 & 2 closed

Open

pins 2 & 3 closed

SL80486SX

pins 1 & 2 closed

Open

pins 2 & 3 closed

CX486DX (5v)

pins 1 & 2 closed

Open

pins 1 & 2 closed

U5S

pins 2 & 3 closed

Open

pins 4 & 5 closed

80486DX (5v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

CX486DX2 (3.6v)

pins 1 & 2 closed

Open

pins 1 & 2 closed

CX486DX2 (4v)

pins 1 & 2 closed

Open

pins 1 & 2 closed

CX486DX2 (5v)

pins 1 & 2 closed

Open

pins 1 & 2 closed

AM486DX2 (3.45v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

80486DX2 (5v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

AM486DX4 (3.45v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

80486DX4 (3.45v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

80486DX4 (5v)

pins 1 & 2 closed

Open

pins 2 & 3 closed

P24D

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

Pentium Overdrive

pins 1 & 2 closed

Open

pins 2 & 3 closed

CPU TYPE CONFIGURATION (CON’T)

Type

JP21

JP22

JP44

80486SX

pins 1 & 2 closed

pins 4 & 5 closed

Open

SL80486SX

pins 1 & 2 closed

pins 4 & 5 closed

Open

CX486DX (5v)

Open

pins 2 & 3 closed

Open

U5S

Open

Open

Open

80486DX (5v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

CX486DX2 (3.6v)

Open

pins 2 & 3 closed

Open

CX486DX2 (4v)

Open

pins 2 & 3 closed

Open

CX486DX2 (5v)

Open

pins 2 & 3 closed

Open

AM486DX2 (3.45v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

80486DX2 (5v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

AM486DX4 (3.45v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

80486DX4 (3.45v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

80486DX4 (5v)

pins 1 & 2 closed

pins 4 & 5 closed

Open

P24D

pins 2 & 3 closed

pins 4 & 5 closed

Open

Pentium Overdrive

Open

pins 1 & 2 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

JP30

JP31

JP32

JP33

25MHz

Open

Open

Open

pins 1 & 2 closed

33MHz

Open

Closed

Closed

pins 1 & 2 closed

40MHz

Open

Open

Closed

pins 2 & 3 closed

50iMHz

Open

Open

Open

pins 1 & 2 closed

50MHz

Open

Closed

Open

pins 2 & 3 closed

66iMHz

Open

Closed

Closed

pins 1 & 2 closed

75iMHz

Open

Open

Open

pins 1 & 2 closed

80iMHz

Open

Open

Closed

pins 2 & 3 closed

100iMHz

Open

Closed

Closed

pins 1 & 2 closed