MITAC INTERNATIONAL COMPUTER

PH5400VR

Device Type

Mainboard

Processor

CX 6X86L/AM K5/AM K6/Pentium/Pentium MMX

Processor Speed

120/133/150/166/200/233MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

220mm 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), IR connector, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

J1

Green PC connector

J15

Floppy drive interface

J2

IR connector

J16

Serial port 1

J4

Reset switch

J17

Serial port 2

J6

Speaker

J18

PS/2 mouse interface/USB connector

J7

Power LED & keylock

JP8

IDE interface 2

J10

IDE interface LED

JP9

IDE interface 1

J11

32-bit PCI slots

PC1 - PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP4

Pins 1 & 2 closed

 

CMOS memory clear

JP4

Pins 2 & 3 closed

»

Factory configured - do not alter

JP901

Open

»

Factory configured - do not alter

JP902

Closed

DIMM CONFIGURATION

Size

Bank 0

Bank 1

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) 8M x 64

(1) 8M x 64

Note: Board accepts EDO & SDRAM memory.

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(2) 32K x 32

Unidentified

512KB

(2) 64K x 32

Unidentified

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

120MHz

50MHz

2x

2 & 3

2 & 3

Open

Open

1 & 2

133MHz

55MHz

2x

1 & 2

2 & 3

Open

Open

1 & 2

150MHz

60MHz

2x

2 & 3

1 & 2

Open

Open

1 & 2

166MHz

66MHz

2x

1 & 2

1 & 2

Open

Open

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

120MHz

60MHz

2x

2 & 3

1 & 2

Open

Closed

1 & 2

133MHz

66MHz

2x

1 & 2

1 & 2

Open

Closed

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

Open

Closed

1 & 2, 3 & 4

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

Closed

1 & 2, 3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

166MHz

66MHz

2.5x

1 & 2

1 & 2

1 & 2

Open

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

1 & 2

Open

3 & 4

233MHz

66MHz

3.5x

1 & 2

1 & 2

5 & 6

Open

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL STD)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

120MHz

60MHz

2x

2 & 3

1 & 2

Open

Open

1 & 2

133MHz

66MHz

2x

1 & 2

1 & 2

Open

Open

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

Open

Open

1 & 2, 3 & 4

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

Open

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

Open

Open

3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL VRE)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

120MHz

60MHz

2x

2 & 3

1 & 2

Open

Closed

1 & 2

133MHz

66MHz

2x

1 & 2

1 & 2

Open

Closed

1 & 2

150MHz

60MHz

2.5x

2 & 3

1 & 2

Open

Closed

1 & 2, 3 & 4

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

Closed

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

Open

Closed

3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP5

JP6

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

Open

1 & 2, 3 & 4

200MHz

66MHz

3x

1 & 2

1 & 2

Open

Open

3 & 4

233MHz

66MHz

3.5x

1 & 2

1 & 2

Open

Open

Open

Note: Pins designated should be in the closed position.