PC WARE INTERNATIONAL, INC.

MB-747
Device Type Mainboard
Processor Pentium II/Celeron
Processor Speed 233/266/300/333/350/366/400/450MHz
Chip Set SIS
Video Chip Set SIS
Audio Chip Set Sound Pro
Maximum Onboard Memory 384MB (EDO & SDRAM & PC100 supported)
Maximum Video Memory 4MB
Cache 0/128/256/512KB (located on the CPU)
BIOS AMI
Dimensions 254mm x 218mm
I/O Options 32-bit PCI slots (3), floppy drive interface, game interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, VGA interface, ATX power connector, line in, line out, microphone in, audio in – CD-ROMs (2), Wake-on-LAN connector



CONNECTIONS

Purpose

Location

Purpose

Location
ATX power connector

ATX

 Sound/game connector

J5
Digital audio out

CD1

 Audio in – CD-ROM

J6
Digital audio in - CD-ROM

CD2

 Audio in – CD-ROM

J7
Serial port 2

CN1

 Speaker

J8/Pins 1, 3, 5 & 7
Serial port 1

CN2

 Power LED & keylock

J8/Pins 2, 4, 6, 8 & 10
Floppy drive interface

CN3

 IDE interface LED

J8/Pins 15 & 16
IDE interface 2

CN4

 Reset switch

J8/Pins 17 & 18
IDE interface 1

CN5

 Power switch

J8/Pins 21 & 22
Parallel port

J1

 CPU fan power

JP9
ATX form card connector

J2

 Wake-on-LAN connector

JP20
VGA interface

J4

 32-bit PCI slots

PC1 – PC3


USER CONFIGURABLE SETTINGS

Function

Label

Position

 

 On board sound enabled

JP7

Open
  On board sound disabled

JP7

Closed

»

 CMOS memory normal operation

JP8

Pins 2 & 3 closed
  CMOS memory clear

JP8

Pins 1 & 2 closed

»

 Standard microphone type selected

JP10

Open
  Special microphone type selected

JP10

Closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

None

64MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64
Note: Board accepts EDO & SDRAM memory.


DIMM VOLTAGE CONFIGURATION

Voltage

JP6A

JP6B
»

3.3v

Pins 2 & 3 closed

Pins 2 & 3 closed
 

5v

Pins 1 & 2 closed

Pins 1 & 2 closed


CACHE CONFIGURATION
Note: 256KB/512KB cache is located on the Pentium II CPUs. 128KB cache is located on the Celeron 300A and greater CPUs.


CPU SPEED SELECTION (CELERON)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4
»

266MHz

66MHz

4x

1 & 2

1 & 2

2 & 3

1 & 2
 

300MHz

66MHz

4.5x

1 & 2

2 & 3

2 & 3

1 & 2
Note: Pins designated should be in the closed position.


CPU SPEED SELECTION (CELERON CON’T)

CPU speed

Clock speed

Multiplier

JP21

JP22

JP23

JP24
»

266MHz

66MHz

4x

2 & 3

1 & 2

2 & 3

2 & 3
 

300MHz

66MHz

4.5x

2 & 3

1 & 2

2 & 3

2 & 3
Note: Pins designated should be in the closed position.


CPU SPEED SELECTION (PENTIUM II)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP3

JP4
 

233MHz

66MHz

3.5x

1 & 2

2 & 3

1 & 2

2 & 3
»

266MHz

66MHz

4x

1 & 2

1 & 2

2 & 3

1 & 2
 

300MHz

66MHz

4.5x

1 & 2

2 & 3

2 & 3

1 & 2
 

333MHz

66MHz

5x

1 & 2

1 & 2

2 & 3

2 & 3
 

366MHz

66MHz

5.5x

1 & 2

2 & 3

2 & 3

2 & 3
 

350MHz

100MHz

3.5x

1 & 2

2 & 3

1 & 2

2 & 3
 

400MHz

100MHz

4x

1 & 2

1 & 2

2 & 3

1 & 2
 

450MHz

100MHz

4.5x

1 & 2

2 & 3

2 & 3

1 & 2
Note: Pins designated should be in the closed position.


CPU SPEED SELECTION (PENTIUM II CON’T)

CPU speed

Clock speed

Multiplier

JP21

JP22

JP23

JP24
 

233MHz

66MHz

3.5x

2 & 3

1 & 2

2 & 3

2 & 3
»

266MHz

66MHz

4x

2 & 3

1 & 2

2 & 3

2 & 3
 

300MHz

66MHz

4.5x

2 & 3

1 & 2

2 & 3

2 & 3
 

333MHz

66MHz

5x

2 & 3

1 & 2

2 & 3

2 & 3
 

366MHz

66MHz

5.5x

2 & 3

1 & 2

2 & 3

2 & 3
 

350MHz

100MHz

3.5x

1 & 2

1 & 2

1 & 2

1 & 2
 

400MHz

100MHz

4x

1 & 2

1 & 2

1 & 2

1 & 2
 

450MHz

100MHz

4.5x

1 & 2

1 & 2

1 & 2

1 & 2
Note: Pins designated should be in the closed position.