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R528 PENTIUM PCI/ISA

M TECHNOLOGY, INC.

R528 PENTIUM PCI/ISA

Processor

CX M1/Pentium

Processor Speed

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

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

512MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), SCSI connector, parallel port, PS/2 mouse interface, serial ports (2), cache slot, USB connectors (2), sound adapter connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

CN1

Reset switch

J3

Serial port 1

CN2

PS/2 mouse interface

J4

Floppy drive interface

CN3

Green PC connector

J5

Parallel port

CN4

IDE interface LED

J6

IDE interface 1

CN5

SCSI interface LED

JP1

IDE interface 2

CN6

32-bit PCI slots

PC1 - PC3

SCSI interface

CN7

Cache slot

SL1

Sound adapter connector

CN8

USB connector 1

USB1

Power LED & keylock

J1

USB connector 2

USB2

Speaker

J2

   

Note: CN7 & CN8 are optional and may not be present on all boards.

USER CONFIGURABLE SETTINGS

Function

Label

Position

Ľ

PS/2 mouse enabled

JP29

Pins 1 & 2 closed

 

PS/2 mouse disabled

JP29

Pins 2 & 3 closed

Ľ

CMOS memory normal operation

JP38

Pins 1 & 2 closed

 

CMOS memory clear

JP38

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(2) 512K x 36

None

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

6MB

(2) 256K x 36

(2) 512K x 36

8MB

(2) 1M x 36

None

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 512K x 36

(2) 1M x 36

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 2M x 36

(2) 256K x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

34MB

(2) 256K x 36

(2) 4M x 36

36MB

(2) 4M x 36

(2) 512K x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 256K x 36

(2) 8M x 36

68MB

(2) 8M x 36

(2) 512K x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

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

264MB

(2) 32M x 36

(2) 1M x 36

272MB

(2) 32M x 36

(2) 2M x 36

288MB

(2) 32M x 36

(2) 4M x 36

320MB

(2) 32M x 36

(2) 8M x 36

384MB

(2) 32M x 36

(2) 16M x 36

512MB

(2) 32M x 36

(2) 32M x 36

Note: Board accepts EDO memory. Banks 0 & 1 are interchangeable.

CACHE CONFIGURATION

Size

Bank 0

TAG

SL1

256KB

(2) 32K x 32

(1) 32K x 8

Not installed

512KB

(2) 32K x 32

(1) 32K x 8

256KB module installed

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

JP16

JP17

JP18

JP42

JP43

JP44

120MHz

50MHz

2x

Open

Closed

Open

Open

Closed

Open

133MHz

55MHz

2x

Closed

Closed

Closed

Open

Closed

Open

150MHz

60MHz

2x

Closed

Open

Open

Open

Closed

Closed

166MHz

66MHz

2x

Open

Open

Open

Open

Closed

Open

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP16

JP17

JP18

JP42

JP43

JP44

75MHz

50MHz

1.5x

Open

Closed

Open

Open

Open

Open

90MHz

60MHz

1.5x

Closed

Open

Open

Open

Open

Closed

100MHz

66MHz

1.5x

Open

Open

Open

Open

Open

Open

120MHz

60MHz

2x

Closed

Open

Open

Open

Closed

Closed

133MHz

66MHz

2x

Open

Open

Open

Open

Closed

Open

150MHz

60MHz

2.5x

Closed

Open

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

Open

180MHz

60MHz

3x

Closed

Open

Open

Closed

Open

Closed

200MHz

66MHz

3x

Open

Open

Open

Closed

Open

Open

CPU VOLTAGE SELECTION

CPU type

Voltage 1

Voltage 2

JP40

JP45

JP46

P54C/CX M1

3.3v

N/A

1 & 2, 3 & 4, 5 & 6

Closed

Open

P54C/CX M1

3.45v

N/A

1 & 2, 3 & 4, 5 & 6

Open

Closed

P54C/CX M1

3.5v

N/A

1 & 2, 3 & 4, 5 & 6

Open

Open

P55C

3.3v

2.5v

Open

Closed

Open

P55C

3.45v

2.7v

Open

Open

Closed

P55C

3.5v

2.8v

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (CONíT)

CPU type

Voltage 1

Voltage 2

JP47

JP48

JP49

JP50

P54C/CX M1

3.3v

N/A

Open

N/A

N/A

N/A

P54C/CX M1

3.45v

N/A

Open

N/A

N/A

N/A

P54C/CX M1

3.5v

N/A

Closed

N/A

N/A

N/A

P55C

3.3v

2.5v

Open

Closed

Open

Open

P55C

3.45v

2.7v

Open

Open

Closed

Open

P55C

3.5v

2.8v

Closed

Open

Open

Closed

FLASH BIOS SELECTION

Setting

JP36

JP37

Flash mode

Pins 1 & 2 closed

Pins 1 & 2 closed

+5v flash BIOS

Pins 2 & 3 closed

Pins 1 & 2 closed

+12v flash BIOS

Pins 2 & 3 closed

Pins 2 & 3 closed