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VA-503

FIRST INTERNATIONAL COMPUTER, INC.

VA-503

Device Type

Mainboard

Processor

CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/AM K6/Pentium

Processor Speed

133/150/166/200/233/266/300MHz

Chip Set

VIA

Video Chip Set

None

Maximum Onboard Memory

512MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

512/1024KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Parallel port

CN3

ATX power connector

ATX

Floppy drive interface

CN4

Power LED & keylock

C1/pins 1 - 5

Remote power connector

CN5

Turbo LED

C1/pins 6 & 7

IDE interface 1

CN6

Green PC connector

C1/pins 8 & 9

PS/2 mouse interface

CN7

Green PC LED

C1/pins 10 & 11

IDE interface 2

CN8

Speaker

C1/pins 12 - 15

CPU fan power

CPU

IDE interface LED

C1/pins 16 & 17

EISCA CPU fan connector

EIC

Soft off power supply

C1/pins 18 & 19

IR connector

IR1

Reset switch

C1/pins 20 & 21

32-bit PCI slots

PC1 – PC3

Chassis fan power

CHA

Remote wake up connector

RWU

Serial port 1

CN1

USB connector

USB

Serial port 2

CN2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Password disabled

CPW

Open

 

Password enabled

CPW

Closed

»

Power supply select AT

PWR

Pins 1 & 2 closed

 

Power supply select ATX

PWR

Pins 2 & 3 closed

»

Burst type select Intel

SRAM

Pins 1 & 2 closed

 

Burst type select linear

SRAM

Pins 2 & 3 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

SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

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

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 2

Bank 3

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

512KB

(1) 64K x 64

None

(1) 16K/32K x 8

1MB

(1) 64K x 64

(1) 64K x 64

(1) 32K x 8

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

133MHz

55MHz

2x

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

166MHz

66MHz

2x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86L)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

133MHz

55MHz

2x

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

150MHz

60MHz

2x

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

166MHz

66MHz

2x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

166MHz

50MHz

3x

2 & 3

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

166MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

200MHz

66MHz

2.5x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

200MHz

60MHz

3x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

233MHz

66MHz

3x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

266MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

166MHz

50MHz

3x

2 & 3

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

166MHz

66MHz

2x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

166MHz

60MHz

2.5x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

200MHz

66MHz

2.5x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

200MHz

60MHz

3x

2 & 3

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

233MHz

66MHz

3x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

266MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

166MHz

66MHz

2.5x

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

200MHz

66MHz

3x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

266MHz

66MHz

4x

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

2 & 3

300MHz

66MHz

4.5x

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

CLK1

CLK2

CLK3

FREQ1

FREQ2

FREQ3

166MHz

66MHz

2.5x

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

200MHz

66MHz

3x

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

233MHz

66MHz

3.5x

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)

Voltage

V core

VR

3.3v

2.2v

Pins 5 & 6 closed

3.3v

2.8v

Pins 1 & 2 closed

3.3v

2.9v

Pins 1 & 2, 7 & 8 closed

3.3v

3.2v

Pins 1 & 2, 3 & 4 closed

FLASH BIOS SELECTION

Type

EP1

EP2

ATMEL AT29C010

Pins 1 & 2 closed

Pins 1 & 2 closed

ATMEL AT29C020

Pins 1 & 2 closed

Pins 2 & 3 closed

Intel 28F001

Pins 2 & 3 closed

Pins 1 & 2 closed

MXIC MX28F1000

Pins 2 & 3 closed

Pins 1 & 2 closed

SST 29EE010

Pins 1 & 2 closed

Pins 1 & 2 closed

SST 29EE020

Pins 1 & 2 closed

Pins 2 & 3 closed

Windbond 29C020

Pins 1 & 2 closed

Pins 2 & 3 closed