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





VL/I-486SV2G, VL/I-486SV2GX4 (REV. 1.1)

ASUS COMPUTER INTERNATIONAL

VL/I-486SV2G, VL/I-486SV2GX4 (REV. 1.1)

Processor

80486SX/SL80486SX/80487SX/CX486S/CX486DX/80486DX/SL80486DX/

SLODP486/ODP486SX/CX486DX2/80486DX2/80486DX4/Pentium Overdrive

Processor Speed

20/25/33/40/50(internal)/50/66(internal)/75(internal)/82.5(internal)/ 99(internal)/100(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

64MB

Cache

128/256/512/1024KB

BIOS

Award

Dimensions

220mm x 220mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

BCON1

Green PC 1

JP2

Turbo switch

CN1

Green PC 2

JP3

Turbo LED

CN2

Green PC 3

JP4

Reset switch

CN3

Suspend power management

JP28

Speaker

CN4

32-bit VESA local bus slot

S1

Power LED & keylock

CN5

32-bit VESA local bus slot

S2

PS/2 mouse connector

CN6

 

 

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select (Internal)

JP1

pins 1 & 2 closed

 

Battery type select (External)

JP1

pins 2 & 3 closed

IRQ12 enabled

JP7

pins 1 & 2 closed

 

IRQ12 disabled

JP7

pins 2 & 3 closed

Factory configured - do not alter

JP8

N/A

Monitor type select CGA

JP9

pins 2 & 3 closed

 

Monitor type select monochrome or VGA

JP9

pins 1 & 2 closed

Hardware SMI switch enabled

JP10

pins 2 & 3 closed

 

RC control enabled

JP10

pins 1 & 2 closed

CPU manufacturer select type Intel

JP11

pins 2 & 3 closed

 

CPU manufacturer select type Cyrix

JP11

pins 1 & 2 closed

Delay VESA clock

JP24

pins 1 & 2 closed

 

No Delay VESA clock

JP24

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 1M x 36

NONE

NONE

NONE

2MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

2MB

(1) 2M x 36

NONE

NONE

NONE

4MB

(1) 4M x 36

NONE

NONE

NONE

5MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

6MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

6MB

(1) 2M x 36

NONE

(1) 4M x 36

NONE

8MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

10MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

10MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

NONE

10MB

(1) 2M x 36

NONE

(1) 4M x 36

(1) 4M x 36

10MB

(1) 2M x 36

NONE

(1) 8M x 36

NONE

12MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

12MB

(1) 8M x 36

NONE

(1) 4M x 36

NONE

16MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

16MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

NONE

16MB

(1) 8M x 36

NONE

(1) 8M x 36

NONE

16MB

(1) 8M x 36

NONE

(1) 4M x 36

(1) 4M x 36

16MB

(1) 16M x 36

NONE

NONE

NONE

17MB

(1) 1M x 36

(1) 16M x 36

NONE

NONE

18MB

(1) 1M x 36

(1) 1M x 36

(1) 16M x 36

NONE

18MB

(1) 2M x 36

NONE

(1) 16M x 36

NONE

20MB

(1) 4M x 36

(1) 16M x 36

NONE

NONE

24MB

(1) 4M x 36

(1) 4M x 36

(1) 16M x 36

NONE

24MB

(1) 8M x 36

NONE

(1) 16M x 36

NONE

32MB

(1) 16M x 36

(1) 16M x 36

NONE

NONE

32MB

(1) 32M x 36

NONE

NONE

NONE

36MB

(1) 4M x 36

(1) 16M x 36

(1) 16M x 36

NONE

DRAM CONFIGURATION (CONT.)

Size

Bank 0

Bank 1

Bank 2

Bank 3

40MB

(1) 4M x 36

(1) 4M x 36

(1) 16M x 36

(1) 16M x 36

40MB

(1) 4M x 36

(1) 4M x 36

(1) 32M x 36

NONE

40MB

(1) 8M x 36

NONE

(1) 16M x 36

(1) 16M x 36

40MB

(1) 8M x 36

NONE

(1) 32M x 36

NONE

40MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

NONE

64MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

64MB

(1) 16M x 36

(1) 16M x 36

(1) 32M x 36

NONE

64MB

(1) 32M x 36

NONE

(1) 32M x 36

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8/(4) 64K x 8

(4) 32K x 8/NONE

(1) 32K x 8

512KB

(4) 64K x 8/(4) 128K x 8

(4) 64K x 8/NONE

(1) 32K x 8

1024KB

(4) 128K x 8

(4) 128K x 8

(1) 128K x 8

CACHE JUMPER CONFIGURATION

Size

JP13

JP14

JP25

128KB

Open

pins 2 & 3 closed

pins 1 & 2 closed

256KB (32K x 8)

Open

pins 1 & 2 closed

pins 1 & 2 closed

256KB (64K x 8)

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

512KB (64K x 8)

pins 5 & 6 closed

pins 1 & 2 closed

pins 2 & 3 closed

512KB (128K x 8)

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

1024KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JP16

JP17

JP18

JP19

JP20

80486SX

Open

Open

Open

pins 2 & 3

pins 2 & 3

SL486SX

3 & 4 and 5 & 6

Open

pins 4 & 5

pins 2 & 3

pins 2 & 3

80487SX

Open

Open

Open

pins 1 & 2

pins 2 & 3

CX486S

2 & 3 and 4 & 5

pins 1 & 2

1 & 2 and 3 & 4

pins 2 & 3

pins 2 & 3

CX486DX

2 & 3 and 4 & 5

pins 1 & 2

1 & 2 and 3 & 4

pins 1 & 2

pins 2 & 3

80486DX

Open

Open

Open

pins 1 & 2

pins 2 & 3

SL486DX

3 & 4 and 5 & 6

Open

pins 4 & 5

pins 1 & 2

pins 2 & 3

SLODP486

pins 5 & 6

Open

pins 4 & 5

pins 1 & 2

pins 2 & 3

ODP486SX

Open

Open

Open

pins 1 & 2

pins 2 & 3

CX486DX2

2 & 3 and 4 & 5

pins 1 & 2

1 & 2 and 3 & 4

1 & 2 and 4 & 5

pins 2 & 3

80486DX2

Open

Open

Open

pins 1 & 2

pins 2 & 3

SL486DX2

3 & 4 and 5 & 6

Open

pins 4 & 5

pins 1 & 2

pins 2 & 3

80486DX4 (2 x)

3 & 4 and 5 & 6

pins 5 & 6

pins 4 & 5

pins 1 & 2

pins 2 & 3

80486DX4 (2.5 x)

3 & 4 and 5 & 6

pins 4 & 5

pins 4 & 5

pins 1 & 2

pins 2 & 3

80486DX4 (3 x)

3 & 4 and 5 & 6

Open

pins 4 & 5

pins 1 & 2

pins 2 & 3

Pentium Overdrive

pins 5 & 6

Open

pins 4 & 5

pins 1 & 2

pins 1 & 2

Note:Pins designated should be in the closed position.

HARDWARE TRAP CPU TYPE CONFIGURATION

Type

JP5

JP6

80486SX

pins 1 & 2 closed

pins 2 & 3 closed

CX486S

pins 2 & 3 closed

pins 1 & 2 closed

CX486DX

pins 2 & 3 closed

pins 1 & 2 closed

80486DX

pins 1 & 2 closed

pins 2 & 3 closed

SL486SX

pins 1 & 2 closed

pins 2 & 3 closed

SL486DX

pins 1 & 2 closed

pins 2 & 3 closed

80486DX2

pins 1 & 2 closed

pins 2 & 3 closed

SL486DX2

pins 1 & 2 closed

pins 2 & 3 closed

SL486DX4

pins 1 & 2 closed

pins 2 & 3 closed

Pentium Overdrive

pins 1 & 2 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

JP21

JP22

JP23

20MHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

25MHz

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

33MHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

40MHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

50i MHz

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

50MHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

66i MHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

75i MHz (3x)

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

82.5i MHz (2.5x)

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

99i MHz (3x)

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

100i MHz (2x)

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

VESA WAIT STATE/BUS SPEED CONFIGURATION

CPU speed

Wait states

JP26

JP27

<=33MHz

0 wait states

pins 1 & 2 closed

pins 1 & 2 closed

>33MHz

1 wait state

pins 2 & 3 closed

pins 2 & 3 closed

CPU VOLTAGE SELECTION

Function

JP12

JP15

3.3V (DX4)

pins 2 & 3 closed

pins 2 & 3 closed

5V

pins 1 & 2 closed

pins 1 & 2 closed