QDI COMPUTER, INC.

P5I430VX-250DM EXPLORER II

Processor

CX M1/AM K5/Pentium

Processor Speed

75/90/100/120/133/150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

250mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

IDE interface LED

J5

Serial port 2

CN2

Turbo LED

J6

Parallel port

CN3

IR connector

J7

Floppy drive interface

CN4

USB connector 1

J8

IDE interface 2

CN5

USB connector 2

J9

IDE interface 1

CN6

Chassis fan power

J10

Green PC connector

J1

PS/2 mouse interface

J13

Reset switch

J2

32-bit PCI slots

PC1 - PC4

Speaker

J3

Cache slot

SL1

Power LED & keylock

J4

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP1

Pins 1 & 2 closed

 

CMOS memory clear

JP1

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(2) 1M x 36

None

None

8MB

None

None

(1) 1M x 64

16MB

(2) 2M x 36

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

16MB

None

None

(1) 2M x 64

24MB

(2) 1M x 36

(2) 1M x 36

(1) 1M x 64

24MB

None

(2) 1M x 36

(1) 2M x 64

24MB

(2) 2M x 36

(2) 1M x 36

None

24MB

(2) 1M x 36

(2) 2M x 36

None

32MB

(2) 1M x 36

(2) 2M x 36

(1) 1M x 64

32MB

None

(2) 2M x 36

(1) 2M x 64

32MB

None

None

(1) 4M x 64

32MB

(2) 4M x 36

None

None

32MB

(2) 2M x 36

(2) 2M x 36

None

40MB

(2) 4M x 36

(2) 1M x 36

None

48MB

(2) 4M x 36

(2) 1M x 36

(1) 1M x 64

48MB

(2) 1M x 36

(2) 1M x 36

(1) 4M x 64

48MB

None

(2) 4M x 36

(1) 2M x 64

48MB

(2) 4M x 36

(2) 2M x 36

None

56MB

(2) 4M x 36

(2) 2M x 36

(1) 1M x 64

56MB

(2) 1M x 36

(2) 2M x 36

(1) 4M x 64

64MB

None

None

(1) 8M x 64

64MB

(2) 8M x 36

None

None

64MB

(2) 4M x 36

(2) 4M x 36

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

72MB

(2) 4M x 36

(2) 4M x 36

(1) 1M x 64

72MB

(2) 4M x 36

(2) 1M x 36

(1) 4M x 64

72MB

None

(2) 1M x 36

(1) 8M x 64

72MB

(2) 8M x 36

(2) 1M x 36

None

80MB

(2) 1M x 36

(2) 8M x 36

(1) 1M x 64

80MB

(2) 4M x 36

(2) 2M x 36

(1) 4M x 64

80MB

None

(2) 8M x 36

(1) 2M x 64

80MB

None

(2) 2M x 36

(1) 8M x 64

80MB

(2) 8M x 36

(2) 2M x 36

None

96MB

(2) 4M x 36

(2) 4M x 36

(1) 4M x 64

96MB

None

(2) 4M x 36

(1) 8M x 64

96MB

(2) 8M x 36

(2) 4M x 36

None

104MB

(2) 4M x 36

(2) 8M x 36

(1) 1M x 64

104MB

(2) 1M x 36

(2) 8M x 36

(1) 4M x 64

128MB

(2) 4M x 36

(2) 8M x 36

(1) 4M x 64

128MB

None

(2) 8M x 36

(1) 8M x 64

128MB

(2) 8M x 36

(2) 8M x 36

None

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

Bank 0

SL1

TAG

256KB

(2) 32K x 32

Not installed

Unidentified

256KB

None

256KB module installed

Unidentified

512KB

(2) 32K x 32

256KB module installed

Unidentified

512KB

None

512KB module installed

Unidentified

512KB

(2) 64K x 32

Not installed

Unidentified

Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

JC1

JC2

JC3

JS1

JS2

120MHz

50MHz

2x

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

133MHz

55MHz

2x

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

150MHz

60MHz

2x

1 & 2

2 & 3

2 & 3

2 & 3

1 & 2

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AMD)

CPU speed

Clock speed

Multiplier

JC1

JC2

JC3

JS1

JS2

75MHz

50MHz

1.5x

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

90MHz

60MHz

1.5x

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

100MHz

66MHz

1.5x

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

150MHz

60MHz

2x

1 & 2

2 & 3

2 & 3

2 & 3

1 & 2

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JC1

JC2

JC3

JS1

JS2

75MHz

50MHz

1.5x

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

90MHz

60MHz

1.5x

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

100MHz

66MHz

1.5x

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

120MHz

60MHz

2x

1 & 2

2 & 3

2 & 3

2 & 3

1 & 2

133MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

150MHz

60MHz

2.5x

1 & 2

2 & 3

2 & 3

1 & 2

1 & 2

166MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

180MHz

60MHz

3x

1 & 2

2 & 3

2 & 3

1 & 2

2 & 3

200MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JV1

JV2

JV3

JV4

JV5

3.3v

Closed

Closed

Open

1 & 2

N/A

3.5v

Closed

Closed

Closed

1 & 2

N/A

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)

I/O voltage

V core

JV1

JV2

JV3

JV4

JV5

3.3v

2.5

Open

Open

Open

2 & 3

Open

3.3v

2.7

Open

Open

Open

2 & 3

1 & 2

3.3v

2.9

Open

Open

Open

2 & 3

2 & 3

3.5v

2.5

Open

Open

Closed

2 & 3

Open

3.5v

2.7

Open

Open

Closed

2 & 3

1 & 2

3.5v

2.9

Open

Open

Closed

2 & 3

2 & 3

Note: Pins designated should be in the closed position.