PROCOMP INFORMATICS, LTD.

B783

Device Type

Mainboard

Processor

Pentium II

Processor Speed

233/266/300/333/350/366/400/450/500/550MHz

Chip Set

VIA VT

Maximum Onboard Memory

384MB (SDRAM supported)

Cache

256/512KB (located on Pentium II CPU)

BIOS

Award

Dimensions

305mm x 185mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, SB-link connector, wake on LAN connector

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Serial port 1

CN3

ATX power connector

ATX

USB connector 1

CN4

Green PC connector

C1/pins 1 & 2

USB connector 2

CN5

Green PC LED

C1/pins 4 & 5

PS/2 mouse port

CN6

Soft off power supply

C1/pins 7 & 8

IDE interface 1

CN7

IDE interface LED

C1/pins 12 & 13

IDE interface 2

CN8

Speaker

C1/pins 14 - 17

Floppy drive interface

CN9

Reset switch

C1/pins 19 & 20

IR connector

IR1

Power LED & keylock

C1/pins 21- -26

SB-link connector

JSB

Chassis fan power

C2

Wake on LAN connector

LAN

Parallel port

CN1

32-bit PCI slots

PC1 - PC4

Serial port 2

CN2

 

 


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

IOQ depth select 4

J3

Pins 1 & 2 closed

 

IOQ depth select 1

J3

Pins 2 & 3 closed

»

Factory configured - do not alter

J4

Unidentified

»

CMOS memory normal operation

JBAT

Pins 1 & 2 closed

 

CMOS memory clear

JBAT

Pins 2 & 3 closed

 

Flash BIOS select 2MB

JPE1

Pins 1 & 2 closed

 

Flash BIOS select 1MB

JPE1

Pins 2 & 3 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) 2M 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

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M 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


DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

88MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

104MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M 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

136MB

(1) 16M x 64

(1) 1M x 64

None

136MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

152MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

168MB

(1) 16M x 64

(1) 4M x 64

(1) 1M x 64

176MB

(1) 16M x 64

(1) 4M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

200MB

(1) 16M x 64

(1) 8M x 64

(1) 1M x 64

208MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M 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


CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium II CPU.


CPU SPEED SELECTION (66MHZ SDRAM FREQUENCY)

CPU speed

Clock speed

Multiplier

FREQ/pins 1 & 2

FREQ/pins 3 & 4

FREQ/pins 5 & 6

FREQ/pins 7 & 8

233MHz

66MHz

3.5x

Closed

Open

Open

Closed

266MHz

66MHz

4x

Open

Closed

Closed

Closed

300MHz

66MHz

4.5x

Open

Closed

Open

Closed

333MHz

66MHz

5x

Open

Open

Closed

Closed

366MHz

66MHz

5.5x

Closed

Open

Open

Open

350MHz

100MHz

3.5x

Closed

Open

Open

Closed

400MHz

100MHz

4x

Open

Closed

Closed

Closed

450MHz

100MHz

4.5x

Open

Closed

Open

Closed

500MHz

100MHz

5x

Open

Open

Closed

Closed

550MHz

100MHz

5.5x

Closed

Open

Open

Open


CPU SPEED SELECTION (66MHZ SDRAM FREQUENCY, CON'T)

CPU speed

Clock speed

Multiplier

JCK1

JCK2

JCK3

JCK4

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

266MHz

66MHz

4x

1 & 2

1 & 2

1 & 2

2 & 3

300MHz

66MHz

4.5x

1 & 2

1 & 2

1 & 2

2 & 3

333MHz

66MHz

5x

1 & 2

1 & 2

1 & 2

2 & 3

366MHz

66MHz

5.5x

1 & 2

1 & 2

1 & 2

2 & 3

350MHz

100MHz

3.5x

1 & 2

1 & 2

2 & 3

2 & 3

400MHz

100MHz

4x

1 & 2

1 & 2

2 & 3

2 & 3

450MHz

100MHz

4.5x

1 & 2

1 & 2

2 & 3

2 & 3

500MHz

100MHz

5x

1 & 2

1 & 2

2 & 3

2 & 3

550MHz

100MHz

5.5x

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.


CPU SPEED SELECTION (100MHZ SDRAM FREQUENCY)

CPU speed

Clock speed

Multiplier

FREQ/pins 1 & 2

FREQ/pins 3 & 4

FREQ/pins 5 & 6

FREQ/pins 7 & 8

350MHz

100MHz

3.5x

Closed

Open

Open

Closed

400MHz

100MHz

4x

Open

Closed

Closed

Closed

450MHz

100MHz

4.5x

Open

Closed

Open

Closed

500MHz

100MHz

5x

Open

Open

Closed

Closed

550MHz

100MHz

5.5x

Closed

Open

Open

Open


CPU SPEED SELECTION (100MHZ SDRAM FREQUENCY, CON'T)

CPU speed

Clock speed

Multiplier

JCK1

JCK2

JCK3

JCK4

350MHz

100MHz

3.5x

1 & 2

1 & 2

2 & 3

1 & 2

400MHz

100MHz

4x

1 & 2

1 & 2

2 & 3

1 & 2

450MHz

100MHz

4.5x

1 & 2

1 & 2

2 & 3

1 & 2

500MHz

100MHz

5x

1 & 2

1 & 2

2 & 3

1 & 2

550MHz

100MHz

5.5x

1 & 2

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.