Device Type

Mainboard

Processor

Pentium

Processor Speed

75/90/120MHz

Chip Set

Unidentified

Video Chip Set

Cirrus Logic

Maximum Onboard Memory

192MB

Maximum Video Memory

2MB

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Ethernet 10BaseT connector, AUI connector, floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

C1

Serial port 1

CN5

Speaker

C2

Parallel port

CN6

Backplane connector

C3

IDE interface 1

CN7

Backplane connector

C4

IDE interface 2

CN8

SCSI interface LED

C5

Floppy drive interface

CN9

VGA port

CN1

VGA feature connector

CN10

PS/2 mouse port

CN2

AUI connector

CN11

Serial port 2

CN3

Video memory slot

SL1

Ethernet 10BaseT connector

CN4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS write protect disabled

SW1/1

Off

Flash BIOS write protect enabled

SW1/1

On

»

Setup access enabled

SW1/2

Off

Setup access disabled

SW1/2

On

»

CMOS memory normal operation

SW1/3

Off

CMOS memory clear

SW1/3

On

»

Password normal operation

SW1/4

Off

Password clear

SW1/4

On

»

Memory parity disabled

SW1/5

Off

Memory parity enabled

SW1/5

On

»

Factory configured - do not alter

SW1/7

Off

»

Factory configured - do not alter

SW1/8

Off

SIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(2) 1M x 36

None

None

16MB

(2) 2M x 36

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

24MB

(2) 2M x 36

(2) 1M x 36

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

None

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

None

40MB

(2) 4M x 36

(2) 1M x 36

None

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

56MB

(2) 4M x 36

(2) 2M x 36

(2) 1M x 36

36MB

(2) 8M x 36

None

None

SIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

36MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

36MB

(2) 4M x 36

(2) 4M x 36

None

72MB

(2) 8M x 36

(2) 1M x 36

None

72MB

(2) 4M x 36

(2) 4M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

None

80MB

(2) 4M x 36

(2) 4M x 36

(2) 2M x 36

88MB

(2) 8M x 36

(2) 2M x 36

(2) 1M x 36

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

None

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

104MB

(2) 8M x 36

(2) 4M x 36

(2) 1M x 36

112MB

(2) 8M x 36

(2) 4M x 36

(2) 2M x 36

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

None

136MB

(2) 8M x 36

(2) 8M x 36

(2) 1M x 36

144MB

(2) 8M x 36

(2) 8M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

None

160MB

(2) 8M x 36

(2) 8M x 36

(2) 4M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Note: The location of the cache is unidentified.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

SL1

1MB

1MB

None

2MB

1MB

1MB module installed

Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

J6

SW1/6

75MHz

50MHz

1.5x

Pins 5 & 6 closed

Off

90MHz

60MHz

1.5x

Pins 3 & 4 closed

Off

120MHz

60MHz

2x

Pins 1 & 2 closed

On

CPU VOLTAGE SELECTION

Voltage

J27

VRE

Pins 5 & 6 closed

VR

Pins 3 & 4 closed

VCC

Pins 1 & 2 closed