CSS LABORATORIES, INC.

MB-P202

Device Type

Mainboard

Processor

Pentium II

Processor Speed

266/300/333MHz

Chip Set

Intel 440FX

Maximum Onboard Memory

1GB (EDO & SDRAM supported)

Cache

256/512KB (located on Pentium II CPU)

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2)

CONNECTIONS

Purpose

Location

Purpose

Location

USB connector 1

J1

5v auxiliary power

J32

USB connector 2

J2

Floppy drive interface

J33

PS/2 mouse interface

J3

IDE interface LED

J34

Serial port 1

J4

Front panel connector

J35

Serial port 2

J5

Reset switch

J36/pins 1 & 2

5v power

J6

Turbo LED

J36/pins 3 & 4

Parallel port

J12

Power LED & keylock

J37

3.3v power

J23

Chassis fan power

J38

IDE interface 1

J24

Chassis fan power

J39

IDE interface 2

J25

IR connector

JP8

Speaker

J26

IDE interface LED

JP20

Chassis fan power

J27

32-bit PCI slots

PC1 – PC5

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

J28

Unidentified

»

Factory configured - do not alter

J29

Unidentified

»

EXTSMI select normal

JP2

Open

 

EXTSMI select forced sleep

JP2

Closed

»

Factory configured - do not alter

JP4

Unidentified

 

BIOS type select default address

JP5

Closed

 

BIOS type select test address

JP5

Open

»

BIOS SMI select BIOS controlled

JP9

Pins 2 & 3 closed

 

BIOS SMI select chipset controlled

JP9

Pins 1 & 2 closed

»

Factory configured - do not alter

JP12

Unidentified

»

ISA bus speed select /4

JP13

Pins 2 & 3 closed

 

ISA bus speed select /3

JP13

Pins 1 & 2 closed

»

Factory configured - do not alter

JP14

Unidentified

»

Factory configured - do not alter

JP17

Unidentified

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 4M x 64

None

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

40MB

(1) 4M x 64

(1) 1M x 64

None

None

48MB

(1) 4M x 64

(1) 2M x 64

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

None

None

64MB

(1) 4M x 64

(1) 4M x 64

None

None

72MB

(1) 8M x 64

(1) 1M x 64

None

None

80MB

(1) 8M x 64

(1) 2M x 64

None

None

96MB

(1) 8M x 64

(1) 4M x 64

None

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 16M x 64

None

None

None

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

136MB

(1) 16M x 64

(1) 1M x 64

None

None

144MB

(1) 16M x 64

(1) 2M x 64

None

None

176MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

256MB

(1) 32M x 64

None

None

None

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

280MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

448MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

640MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

None

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

CACHE CONFIGURATION

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

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP1

JP3

JP10

JP11

233MHz

66MHz

3.5x

Closed

Open

Closed

Open

266MHz

66MHz

4x

Closed

Open

Closed

Open

300MHz

66MHz

4.5x

Closed

Open

Closed

Open

CPU SPEED SELECTION (CON’T)

CPU speed

Clock speed

Multiplier

JP15

JP16

JP18

JP19

233MHz

66MHz

3.5x

Open

Open

Closed

Closed

266MHz

66MHz

4x

Closed

Closed

Open

Closed

300MHz

66MHz

4.5x

Open

Closed

Open

Closed

CPU VOLTAGE SELECTION

Voltage

JP30

»

2.5v

Closed

 

3v

Open

FLASH BIOS SELECTION

Setting

JP6

JP7

 

EPROM

Pins 1 & 2 closed

Pins 2 & 3 closed

»

1MB flash

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2MB flash

Pins 2 & 3 closed

Pins 2 & 3 closed