MICRONICS COMPUTERS, INC.

SPITFIRE EX

Processor

Pentium II

Processor Speed

233/266/300/333/366/400MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

1GB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

256/512KB (located on Pentium II CPU)

BIOS

Phoenix

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (3), floppy drive interface, game/MIDI interface, IDE interfaces (2), SCSI interface, Wide SCSI interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in, audio in – CD-ROM

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Power LED

J24/pins 18 - 20

ATX power connector

ATX

Reset switch

J24/pins 22 & 23

Microphone in

CN1

Speaker

J24/pins 24 - 27

Line in

CN2

CPU fan power 1

J25

Line out

CN3

CPU fan power 2

J26

IDE interface 1

J7

Chassis fan power

J27

IDE interface 2

J8

I2C connector

J28

Floppy drive interface

J9

Chassis intrusion connector

J29

IDE interface LED

J10

Audio in – CD-ROM

J31

PS/2 mouse port

J11

Modem/Telephony connector

J32

USB connector 1

J12

Game/MIDI port

J33

USB connector 2

J12A

Audio line in

J34

Serial port 1

J13

SCSI interface

J36

Serial port 2

J14

Wide SCSI interface

J37

Parallel port

J15

Wide SCSI interface

J38

Soft off power supply

J24/pins 1 & 2

Wake on LAN connector

J39

IR connector

J24/pins 6 - 11

Auxiliary audio line in

J40

IDE interface LED

J24/pins 13 - 16

32-bit PCI slots

PC1 – PC3

Note: The location J39 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Host bus agents pipeline mode normal operation

W2

Pins 2 & 3 closed

 

Host bus agents pipeline mode reserved

W2

Pins 1 & 2 closed

»

Factory configured - do not alter

W5

Unidentified

»

CMOS memory normal operation

W8

Pins 1 & 2 closed

 

CMOS memory clear

W8

Pins 2 & 3 closed

»

Soft off power supply switch enabled

W9

Open

 

Forced cycling enabled

W9

Closed

»

Sound enabled/disabled through BIOS

W10

Closed

 

Sound disabled through hardware

W10

Open

»

Wavetable enabled/disabled through BIOS

W11

Closed

 

Wavetable disabled through hardware

W11

Open

»

SCSI enabled/disabled through BIOS

W12

Closed

 

SCSI disabled through hardware

W12

Open

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1M x 64

None

None

None

16MB

(1) 2M x 64

None

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

None

24MB

(1) 2M x 64

(1) 1M x 64

None

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 4M x 64

None

None

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

None

40MB

(1) 2M 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) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

None

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M x 64

None

56MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

None

64MB

(1) 8M x 64

None

None

None

80MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

80MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

None

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

96MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

112MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M x 64

None

112MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

128MB

(1) 16M x 64

None

None

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

None

None

160MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

224MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

None

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

None

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

None

320MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

448MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note: Board accepts EDO & SDRAM memory. EDO maximum is 1GB & SDRAM maximum is 512MB.

CACHE CONFIGURATION

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

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

W1

W4

233MHz

66MHz

3.5x

2 & 3

1 & 2, 3 & 4

266MHz

66MHz

4x

2 & 3

1 & 2, 5 & 6, 7 & 8

300MHz

66MHz

4.5x

2 & 3

1 & 2, 5 & 6

333MHz

66MHz

5x

2 & 3

1 & 2, 7 & 8

366MHz

66MHz

5.5x

2 & 3

1 & 2

400MHz

66MHz

6x

2 & 3

3 & 4, 5 & 6, 7 & 8

Note: Pins designated should be in the closed position.

USB SELECTION

Setting

W6

W7

»

Secondary USB (J12) routed to J12

Pins 2 & 3 closed

Pins 2 & 3 closed

 

Secondary USB (J12) routed to AGP

Pins 1 & 2 closed

Pins 1 & 2 closed