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AL486 VIO-U3/VIO-I

ELITEGROUP COMPUTER SYSTEMS, INC.

AL486 VIO-U3/VIO-I

Processor

CXM6/80486SX/SL80486SX/80486SX2/SL80486SX2/80487SX/ CX486DX/AM486DX/AM486DXL/80486DX/SL8046DX/CX486DX2/ AM486DX2/AM486DXL2/80486DX2/SL80486DX2/8046DX4

Processor Speed

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

Chip Set

Acer

Maximum Onboard Memory

64MB

Cache

64/128/256KB

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slot, floppy drive interface, green PC connector, IDE interface, parallel port, PS/2 mouse port, serial ports (2), feature connector, VGA port, riser slot, modem ring in connector

NPU Options

None

CONNECTIONS

Function

Label

Function

Label

Parallel port

J1

Modem ring in connector

JP8

Serial port 2

J2

Green PC connector

JP9

Serial port 1

J3

Turbo LED

JP85

VGA port

J4

Turbo switch

JP86

External battery

J5

Reset switch

JP87

Feature connector

J7

Speaker

JP88

IDE interface

J9

IDE interface LED

JP89

Floppy drive interface

J10

Riser slot

SL1

Power LED & keylock

J11

32-bit VESA local bus slot

SL2

PS/2 mouse port

JP2

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

 

BIOS type select EPROM

JP4

Open

 

Flash BIOS voltage select 12v

JP4

Pins 1 & 2 closed

 

Flash BIOS voltage select 5v

JP4

Pins 2 & 3 closed

 

Monitor type select normal

JP5

Pins 1 & 2 closed

 

Monitor type select CGA

JP5

Pins 2 & 3 closed

 

On board VGA enabled

JP6

Pins 1 & 2 closed

 

On board VGA disabled

JP6

Pins 2 & 3 closed

 

On board I/O enabled

JP12

Pins 1 & 2 closed

 

On board I/O disabled

JP12

Pins 2 & 3 closed

 

EPP & ECP enabled

JP21

Closed

 

EPP & ECP disabled

JP21

Open

 

Parallel port IRQ select IRQ7

JP24

Pins 1 & 2 closed

 

Parallel port IRQ select IRQ5

JP24

Pins 2 & 3 closed

 

IDE interface enabled

JP50

Pins 1 & 2 closed

 

IDE interface disabled

JP50

Pins 2 & 3 closed

»

Factory configured - do not alter

JP76

Open

»

Factory configured - do not alter

JP77

Open

»

Factory configured - do not alter

JP99

N/A

Note: The location of JP76 & JP77 are unidentified.

DRAM

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

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

None

4MB

(1) 1M x 36

None

None

None

4MB

(1) 512K 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

5MB

(1) 1M x 36

(1) 256K x 36

None

None

5MB

(1) 256K x 36

(1) 1M x 36

None

None

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

None

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

None

None

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

None

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

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

17MB

(1) 4M x 36

(1) 256K x 36

None

None

17MB

(1) 256K x 36

(1) 4M x 36

None

None

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

None

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

None

None

20MB

(1) 1M x 36

(1) 4M x 36

None

None

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

None

28MB

(1) 4M 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

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

None

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

None

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

Note: The orientation of the banks is unidentified.

CACHE SIZE

Size

Bank 0

Bank 1

TAG

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

Size

JP41

JP74

JP75

64KB

Open

Open

Pins 1 & 2 closed

128KB

Pins 1 & 2 closed

Closed

Pins 2 & 3 closed

256KB

Pins 1 & 2, 3 & 4 closed

Closed

Pins 1 & 2 closed

CPU TYPE

Setting

JP54

JP60

JP61

JP62

JP63

CXM6

Closed

Open

1 & 2

Open

3 & 4

80486SX

Open

Open

2 & 3

Open

Open

SL80486SX

Closed

Open

1 & 2

Closed

1 & 2

80486SX2

Open

Open

2 & 3

Open

Open

SL80486SX2

Closed

Open

1 & 2

Closed

1 & 2

80487SX

Open

1 & 2

2 & 3

Open

Open

CX486DX

Closed

2 & 3

1 & 2

Open

3 & 4

AM486DX

Open

2 & 3

2 & 3

Open

Open

AM486DXL

Closed

2 & 3

2 & 3

Closed

5 & 6

80486DX

Open

2 & 3

2 & 3

Open

Open

SL80486DX

Closed

2 & 3

1 & 2

Closed

1 & 2

CX486DX2

Closed

2 & 3

1 & 2

Open

3 & 4

AM486DX2

Open

2 & 3

2 & 3

Open

Open

AM486DXL2

Closed

2 & 3

2 & 3

Closed

5 & 6

80486DX2

Open

2 & 3

2 & 3

Open

Open

SL80486DX2

Closed

2 & 3

1 & 2

Closed

1 & 2

80486DX4

Closed

2 & 3

1 & 2

Closed

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE (CON’T)

Setting

JP64

JP66

JP70

JP73

CXM6

2 & 3

1 & 2

Open

3 & 4

80486SX

2 & 3

1 & 2

Open

Open

SL80486SX

2 & 3

1 & 2

Open

1 & 2

80486SX2

2 & 3

1 & 2

Open

Open

SL80486SX2

2 & 3

1 & 2

Open

1 & 2

80487SX

1 & 2, 3 & 4

1 & 2

Open

Open

CX486DX

1 & 2, 3 & 4

1 & 2

Open

3 & 4

AM486DX

1 & 2, 3 & 4

1 & 2

Open

Open

AM486DXL

1 & 2, 3 & 4

1 & 2

Open

5 & 6

80486DX

1 & 2, 3 & 4

1 & 2

Open

Open

SL80486DX

1 & 2, 3 & 4

1 & 2

Open

1 & 2

CX486DX2

1 & 2, 3 & 4

1 & 2

Closed

3 & 4

AM486DX2

1 & 2, 3 & 4

1 & 2

Open

Open

AM486DXL2

1 & 2, 3 & 4

1 & 2

Open

5 & 6

80486DX2

1 & 2, 3 & 4

1 & 2

Open

Open

SL80486DX2

1 & 2, 3 & 4

1 & 2

Open

1 & 2

80486DX4

1 & 2, 3 & 4

1 & 2

Open

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE

Setting

JP40

JP42

JP44

CX486M6

Closed

Open

Closed

CX486M7

Open

Open

Closed

AMD

Open

Open

Open

Intel

Open

Open

Open

CPU TYPE

Setting

JP65

JP82

CX486M6/M7

Pins 2 & 3 closed

Pins 2 & 3 closed

AMD

Open

Pins 1 & 2 closed

Intel

Open

Open

CPU TYPE

Setting

JP83

All CPU types

Pins 1 & 2 closed

80486DX4 only

Pins 2 & 3 closed

CPU TYPE (80486DX4 ONLY)

Setting

JP81

2x

Pins 2 & 3 closed

3x

Open

CPU SPEED

Setting

JP37

JP43

JP53

JP55

25MHz

Pins 1 & 2, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

33MHz

Pins 3 & 4, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

40MHz

Pins 1 & 2, 3 & 4 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

50iMHz

Pins 1 & 2, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

66iMHz

Pins 3 & 4, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

75iMHz

Pins 1 & 2, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

100iMHz

Pins 3 & 4, 5 & 6 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU VOLTAGE

Setting

JP67

JP79

JP80

JP84

3.3v

Pins 2 & 3 closed

Open

Open

Closed

3.45v

Pins 2 & 3 closed

Closed

Open

Open

5v

Pins 1 & 2 closed

Open

Closed

Open

DMA CHANNEL

Setting

JP15

JP16

DMA1

Pins 2 & 3 closed

Pins 1 & 2 closed

DMA3

Pins 1 & 2 closed

Pins 2 & 3 closed