I-BUS

LEOPARDSHARK

Processor

Pentium

Processor Speed

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

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

512MB (EDO supported)

Maximum Video Memory

None

Cache

512KB

BIOS

Unidentified

Dimensions

Unidentified

I/O Options

Floppy drive interface, IDE interface, SCSI interface, parallel port, PS/2 mouse port, serial ports (2), cache slot, USB connector, VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface LED

J2

External battery

J10

Reset switch

J3

Speaker

J11

IDE interface

J4

Auxiliary keyboard connector

J12

Floppy drive interface

J5

USB connector

J13

Parallel port

J6

PS/2 mouse port

J18

Serial port 2

J7

VGA port

J25

Serial port 1

J8

Chassis fan power

J26

SCSI interface

J9

Cache slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Battery type select internal

J10

Pins 1 & 2 closed

 

Battery type select external

J10

Closed

 

CMOS memory clear

J10

Open

»

Watchdog timer disabled

J14

Open

 

Watchdog timer enabled

J14

Closed

»

Factory configured - do not alter

J22

Unidentified

»

On board video enabled

J27

Pins 1 & 2 closed

 

On board video disabled

J27

Pins 2 & 3 closed

»

SCSI enabled

J28

Pins 1 & 2 closed

 

SCSI disabled

J28

Pins 2 & 3 closed

»

Flash BIOS write disabled

J29

Open

 

Flash BIOS write enabled

J29

Closed

SIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

128MB

(2) 16M x 36

None

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

256MB

(2) 32M x 36

None

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. Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

SL1

512KB

512KB module installed

CPU SPEED SELECTION (P54C)

CPU speed

Clock speed

Multiplier

J16

J17

J19

J30

75MHz

50MHz

1.5x

1 & 3, 2 & 4

Open

1 & 3, 2 & 4

1 & 2

90MHz

60MHz

1.5x

2 & 4

Open

1 & 3, 2 & 4

1 & 2

100MHz

66MHz

1.5x

1 & 3

Open

1 & 3, 2 & 4

1 & 2

120MHz

60MHz

2x

2 & 4

Open

2 & 4, 3 & 5

Open

133MHz

66MHz

2x

1 & 3

Open

2 & 4, 3 & 5

Open

150MHz

60MHz

2.5x

2 & 4

Open

3 & 5, 4 & 6

Open

166MHz

66MHz

2.5x

1 & 3

Open

3 & 5, 4 & 6

Open

200MHz

66MHz

3x

1 & 3

Open

1 & 3, 4 & 6

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (P55C)

CPU speed

Clock speed

Multiplier

J16

J17

J19

J30

166MHz

66MHz

2.5x

1 & 3

Open

3 & 5, 4 & 6

1 & 2

200MHz

66MHz

3x

1 & 3

Open

1 & 3, 4 & 6

1 & 2

Note: Pins designated should be in the closed position.

WATCHDOG/ISA BUS INTERRUPT SELECTION

IRQ

J23

»

IRQ11 for ISA bus

Pins 3 & 4 closed

 

IRQ11 for watchdog timer

Pins 1 & 3 closed

 

IRQ11 for watchdog timer & ISA bus

Pins 1 & 3, 2 & 4 closed