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PCI/VESA MOTHERBOARD (VER. 1.0)

VISIONEX

PCI/VESA MOTHERBOARD (VER. 1.0)

Processor

CX486M6/80486SX/80486DX/80486DX2/80486DX4/P24C

Processor Speed

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

Chip Set

Cypress

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

128/256/512/1024KB

BIOS

AMI/Award

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (2), 32-bit PCI slots (4)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP1

Reset switch

JP59

Turbo LED

JP49

Speaker

JP60

Turbo switch

JP50

32-bit PCI slots

PC1 - PC4

Power LED & keylock

JP57

32-bit VESA local bus slots

SL1 & SL2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP2

Pins 1 & 2 closed

 

CMOS memory clear

JP2

Pins 2 & 3 closed

»

Flash BIOS disabled

JP3

Open

 

Flash BIOS voltage select 12v

JP3

Pins 2 & 3 closed

 

Flash BIOS voltage select 5v

JP3

Pins 1 & 2 closed

 

Jumper information unavailable

JP9

Unidentified

»

Factory configured - do not alter

JP10

Open

»

Factory configured - do not alter

JP32

Pins 2 & 3 closed

 

Jumper information unavailable

JP34

Unidentified

»

Factory configured - do not alter

JP35

Pins 2 & 3 closed

»

LDEV# delayed 1 CPU CLK

JP36

Pins 2 & 3 closed

 

LDEV# not delayed 1 CPU CLK

JP36

Pins 1 & 2 closed

 

Jumper information unavailable

JP42

Unidentified

 

Jumper information unavailable

JP51

Unidentified

»

Monitor type select color

JP55

Open

 

Monitor type select monochrome

JP55

Closed

 

Jumper information unavailable

JP58

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 32

None

None

None

2MB

(1) 512K x 32

None

None

None

2MB

(1) 256K x 32

(1) 256K x 32

None

None

3MB

(1) 256K x 32

(1) 256K x 32

(1) 256K x 32

None

4MB

(1) 1M x 32

None

None

None

4MB

(1) 512K x 32

(1) 512K x 32

None

None

4MB

(1) 256K x 32

(1) 256K x 32

(1) 256K x 32

(1) 256K x 32

5MB

(1) 256K x 32

(1) 1M x 32

None

None

8MB

(1) 2M x 32

None

None

None

8MB

(1) 1M x 32

(1) 1M x 32

None

None

9MB

(1) 256K x 32

(1) 1M x 32

(1) 1M x 32

None

10MB

(1) 512K x 32

(1) 2M x 32

None

None

12MB

(1) 1M x 32

(1) 1M x 32

(1) 1M x 32

None

16MB

(1) 4M x 32

None

None

None

16MB

(1) 2M x 32

(1) 2M x 32

None

None

16MB

(1) 1M x 32

(1) 1M x 32

(1) 1M x 32

(1) 1M x 32

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

17MB

(1) 256K x 32

(1) 4M x 32

None

None

20MB

(1) 1M x 32

(1) 4M x 32

None

None

32MB

(1) 8M x 32

None

None

None

32MB

(1) 4M x 32

(1) 4M x 32

None

None

33MB

(1) 256K x 32

(1) 4M x 32

(1) 4M x 32

None

34MB

(1) 512K x 32

(1) 8M x 32

None

None

36MB

(1) 1M x 32

(1) 4M x 32

(1) 4M x 32

None

40MB

(1) 2M x 32

(1) 8M x 32

None

None

48MB

(1) 4M x 32

(1) 4M x 32

(1) 4M x 32

None

49MB

(1) 256K x 32

(1) 4M x 32

(1) 4M x 32

(1) 4M x 32

52MB

(1) 1M x 32

(1) 4M x 32

(1) 4M x 32

(1) 4M x 32

64MB

(1) 8M x 32

(1) 8M x 32

None

None

64MB

(1) 4M x 32

(1) 4M x 32

(1) 4M x 32

(1) 4M x 32

65MB

(1) 256K x 32

(1) 16M x 32

None

None

68MB

(1) 1M x 32

(1) 16M x 32

None

None

80MB

(1) 4M x 32

(1) 16M x 32

None

None

128MB

(1) 16M x 32

(1) 16M x 32

None

None

DRAM JUMPER CONFIGURATION

Setting

JP4

Set as 4 banks

Pins 1 & 2 closed

Set as 2 banks (banks 0 & 1 & banks 2 & 3)

Pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(1) 8K x 8

256KB (A)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (B)

(4) 64K x 8

None

(1) 32K x 8

512KB (A)

(4) 128K x 8

None

(1) 32K x 8

512KB (B)

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 128K x 8

CACHE JUMPER CONFIGURATION

Size

JP18

JP19

JP20

128KB

Open

Pins 2 & 3 closed

Pins 1 & 2 closed

256KB (A)

Open

Pins 1 & 2 closed

Pins 1 & 2 closed

256KB (B)

Open

Pins 2 & 3 closed

Pins 1 & 2 closed

512KB (A)

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

512KB (B)

Pins 1 & 2 closed

Open

Pins 2 & 3 closed

1MB

Pins 2 & 3 closed

Open

Pins 2 & 3 closed

CPU SPEED SELECTION

Speed

JP15

JP25

JP28

JP29

25MHz

Closed

Open

Pins 1 & 2 closed

Pins 2 & 3 closed

33MHz

Open

Open

Pins 2 & 3 closed

Pins 1 & 2 closed

40MHz

Open

Closed

Pins 1 & 2 closed

Pins 2 & 3 closed

66iMHz

Open

Open

Pins 2 & 3 closed

Pins 1 & 2 closed

75iMHz

Closed

Open

Pins 1 & 2 closed

Pins 2 & 3 closed

100iMHz

Open

Open

Pins 2 & 3 closed

Pins 1 & 2 closed

CPU TYPE SELECTION

Type

JP26

JP40

JP41

JP43

JP44

CX486M6

Open

1 & 3, 2 & 4

Closed

2 & 3

2 & 3

80486SX

Open

1 & 3, 2 & 4

Open

Open

1 & 2

80486DX

Open

1 & 3, 2 & 4

Open

Open

1 & 2

80486DX2

Open

1 & 3, 2 & 4

Open

Open

1 & 2

80486DX4

Closed

3 & 4, 5 & 6

Open

Open

1 & 2

P24C

Open

1 & 3, 2 & 4

Open

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP45

JP46

JP47

JP48

JP54

CX486M6

3 & 4

4 & 5

Open

2 & 3

Closed

80486SX

Open

Open

Open

2 & 3

Open

80486DX

Open

Open

2 & 3

1 & 2, 3 & 4

Open

80486DX2

Open

Open

2 & 3

1 & 2, 3 & 4

Open

80486DX4

Open

Open

2 & 3

1 & 2, 3 & 4

Open

P24C

1 & 2, 3 & 4

1 & 2

2 & 3

1 & 2, 3 & 4

Open

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP27

Cyrix

Pins 2 & 3 closed

AMD

Pins 1 & 2 closed

Intel

Pins 1 & 2 closed

VL BUS SPEED SELECTION

Speed

JP52

JP53

JP56

 

25MHz

Open

Open

Pins 2 & 3 closed

»

33MHz

Open

Open

Pins 2 & 3 closed

 

40MHz

Closed

Closed

Pins 1 & 2 closed

PCI MODE SELECTION

Setting

JP11

JP30

JP31

JP33

Asynchronous

Closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Synchronous

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ9)

Setting

JP21A

Slots 1 & 2

Pins 1 & 2 closed

Slot 3

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ10)

Setting

JP21B

Slots 1 & 2

Pins 1 & 2 closed

Slot 3

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ11)

Setting

JP21C

Slots 1 & 2

Pins 1 & 2 closed

Slot 3

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ12)

Setting

JP21D

Slots 1 & 2

Pins 1 & 2 closed

Slot 3

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ15)

Setting

JP21E

Slots 1 & 2

Pins 1 & 2 closed

Slot 3

Pins 2 & 3 closed

PCI INTERRUPT SELECTION (IRQ14)

Setting

JP21F

Slot 4 (only for compliant card that use IRQ14)

Pins 1 & 2 closed

Slot 4 (only for non compliant card that use IRQ14)

Pins 2 & 3 closed