DATAEXPERT CORORATION

TX430II

Device Type

Mainboard

Processor

CX 6X86/CX 686MX/AM K5/AM K6/Pentium/Pentium MMX

Processor Speed

90/100/120/133/150/166/200/233/266MHz

Chip Set

Intel 430TX

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Cache

256/512KB

BIOS

Unidentified

Dimensions

254mm x 218mm

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), IR connector, USB connector, ATX power connector

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Green PC LED

JP6/pins 1 & 11

Serial port 1

CN1

Green PC connector

JP6/pins 2 & 12

Serial port 2

CN2

IDE interface LED

JP6/pins 3 & 13

Parallel port

CN3

Reset switch

JP6/pins 4 & 14

Floppy drive interface

CN4

Turbo LED

JP6/pins 5 & 15

IDE interface 2

CN5

Speaker

JP6/pins 7 – 10

IDE interface 1

CN6

Power LED & keylock

JP6/pins 16 - 20

PS/2 mouse interface

CN7

Soft off power supply

JPX2

CPU fan power

FAN

32-bit PCI slots

PC1 – PC4

IR connector

IR1

USB connector

USB

SIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

128MB

(2) 16M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 2

Bank 3

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP1

JP7

133MHz

55MHz

2x

1 & 4, 2 & 5

1 & 3

150MHz

60MHz

2x

1 & 4

1 & 3

166MHz

66MHz

2x

Open

1 & 3

200MHz

75MHz

2x

2 & 5

1 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JP1

JP7

166MHz

66MHz

2x

Open

1 & 3

200MHz

75MHz

2x

2 & 5

1 & 3

233MHz

75MHz

2.5x

2 & 5

1 & 3, 2 & 4

233MHz

66MHz

3x

Open

2 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP1

JP7

90MHz

60MHz

1.5x

1 & 4

Open

100MHz

66MHz

1.5x

Open

Open

120MHz

60MHz

1.5x

1 & 4

Open

133MHz

66MHz

1.5x

Open

Open

150MHz

60MHz

2.5x

1 & 4

1 & 3, 2 & 4

166MHz

66MHz

2.5x

Open

1 & 3, 2 & 4

200MHz

66MHz

3x

Open

2 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP1

JP7

166MHz

66MHz

2.5x

Open

1 & 3, 2 & 4

200MHz

66MHz

3x

Open

2 & 4

233MHz

66MHz

3.5x

Open

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP1

JP7

90MHz

60MHz

1.5x

1 & 4

Open

100MHz

66MHz

1.5x

Open

Open

120MHz

60MHz

2x

1 & 4

1 & 3

133MHz

66MHz

2x

Open

1 & 3

150MHz

60MHz

2.5x

1 & 4

1 & 3, 2 & 4

166MHz

66MHz

2.5x

Open

1 & 3, 2 & 4

200MHz

66MHz

3x

Open

2 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP1

JP7

166MHz

66MHz

2.5x

Open

1 & 3, 2 & 4

200MHz

66MHz

3x

Open

2 & 4

233MHz

66MHz

3.5x

Open

Open

266MHz

66MHz

4x

Open

1 & 3

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP3

»

All other CPU types

Open

 

CX 6x86 only

Closed

CPU TYPE SELECTION (AM K6)

Type

JP8

»

All other CPU types

Open

 

AM K6 3.5x

Closed

CPU TYPE SELECTION (AM K6)

Type

JP2

 

AM K6 2.0v

Open

»

AM K6 2.9v/3.2v

Closed

CPU VOLTAGE SELECTION

Voltage

JP5

2.0v

Pins 1 & , 5 & 6, 7 & 8 closed

2.8v

Pins 3 & 4, 5 & 6, 7 & 8 closed

2.9v

Pins 3 & 4, 5 & 6, 7 & 8 closed

3.2v

Pins 5 & 6, 7 & 8, 13 & 14 closed

3.3v

Pins 9 & 10, 11 & 12, 15 & 16 closed

3.52v

Pins 9 & 10, 11 & 12 closed

POWER SUPPLY SELECTION

Setting

JPX1

JPX3

AT

Closed

Open

ATX

Open

Closed