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FT-1508A

FORCOM TECHNOLOGY CORPORATION

FT-1508A

Processor

CX M1/CX M2/IBM M1/IBM M2/AM K5/AM K6/Pentium

Processor Speed

75/90/100/120/133/150/166/180/200/233MHz

Chip Set

Intel

Video Chip Set

S3

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

2MB

Cache

256/512KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

Floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA port, riser slot, IR connector, USB connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

CN4

USB connector 2

CN25

PS/2 mouse interface

CN6

VGA feature connector

CN26

Serial port 1

CN8

Turbo LED

CN27/pins 1 & 2

Chassis fan power

CN9

Turbo switch

CN27/pins 3 & 5

Serial port 2

CN12

MPEG connector

CN28

IR connector

CN13

Speaker

CN29

IR feature connector

CN14

Power LED & keylock

J1

Parallel port

CN16

Reset switch

JP17

IDE interface 1

CN18

IDE interface LED

JP18

VGA port

CN20

Green PC connector

JP20

IDE interface 2

CN21

Riser slot

SL1

USB connector 1

CN24

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Power good signal detect from board

JP1

Pins 2 & 3 closed

 

Power good signal detect from power supply

JP1

Pins 1 & 2 closed

 

BIOS size select 1Mbits

JP2

Pins 1 & 2 closed

 

BIOS size select 2Mbits

JP2

Pins 2 & 3 closed

»

Factory configured - do not alter

JP3

Unidentified

»

CMOS memory normal operation

JP7

Pins 1 & 2 closed

 

CMOS memory clear

JP7

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v

JP8

Pins 2 & 3 closed

 

Flash BIOS voltage select 5v

JP8

Pins 1 & 2 closed

 

BIOS type select EPROM

JP9

Pins 1 & 2 closed

 

BIOS type select flash

JP9

Pins 2 & 3 closed

»

Factory configured - do not alter (Keyboard clock)

JP14

Unidentified

»

Factory configured - do not alter (PS/2 mouse)

JP15

Unidentified

»

Factory configured - do not alter (Display type)

JP16

Unidentified

»

Factory configured - do not alter

JP19

Unidentified

»

MPEG disabled

JP21

Open

 

MPEG enabled

JP21

Closed

DRAM 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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

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

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

DIMM CONFIGURATION

Size

Bank 0

8MB

(1) 1M x 64

16MB

(1) 2M x 64

32MB

(1) 4M x 64

64MB

(1) 8M x 64

DRAM VOLTAGE CONFIGURATION

Voltage

JP37

3.3v

Pins 3 & 5, 4 & 6 closed

5v

Pins 1 & 3, 2 & 4 closed

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(2) 32K x 32

Unidentified

512KB

(2) 64K x 32

Unidentified

CACHE JUMPER CONFIGURATION

Size

JP13

256KB

Pins 1 & 2 closed

512KB

Pins 2 & 3 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

(2) 256K x 16

None

2MB

(2) 256K x 16

(2) 256K x 16

Note: The location of banks 0 & 1 is unidentified.

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP10

JP11

JP12

120MHz

50MHz

2x

Closed

Closed

Closed

Open

Closed

Open

133MHz

5MHz

2x

Open

Closed

Closed

Open

Closed

Open

150MHz

60MHz

2x

Closed

Closed

Open

Open

Closed

Closed

166MHz

66MHz

2x

Closed

Open

Closed

Open

Closed

Open

200MHz

66MHz

3x

Closed

Open

Closed

Closed

Open

Open

CPU SPEED SELECTION (IBM)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP10

JP11

JP12

120MHz

50MHz

2x

Closed

Closed

Closed

Open

Closed

Open

133MHz

5MHz

2x

Open

Closed

Closed

Open

Closed

Open

150MHz

60MHz

2x

Closed

Closed

Open

Open

Closed

Closed

166MHz

66MHz

2x

Closed

Open

Closed

Open

Closed

Open

200MHz

66MHz

3x

Closed

Open

Closed

Closed

Open

Open

CPU SPEED SELECTION (AMD)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP10

JP11

JP12

75MHz

50MHz

1.5x

Closed

Closed

Closed

Open

Open

Open

90MHz

60MHz

1.5x

Closed

Closed

Open

Open

Open

Closed

100MHz

66MHz

1.5x

Closed

Open

Closed

Open

Open

Open

120MHz

60MHz

2x

Closed

Closed

Open

Open

Closed

Closed

133MHz

66MHz

2x

Closed

Open

Closed

Open

Closed

Open

150MHz

60MHz

2.5x

Closed

Closed

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

Closed

Open

Closed

Closed

Closed

Open

180MHz

60MHz

3x

Closed

Closed

Open

Closed

Open

Closed

200MHz

66MHz

3x

Closed

Open

Closed

Closed

Open

Open

233MHz

75MHz

3x

Open

Closed

Open

Closed

Open

Open

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP6

JP10

JP11

JP12

75MHz

50MHz

1.5x

Closed

Closed

Closed

Open

Open

Open

90MHz

60MHz

1.5x

Closed

Closed

Open

Open

Open

Closed

100MHz

66MHz

1.5x

Closed

Open

Closed

Open

Open

Open

120MHz

60MHz

2x

Closed

Closed

Open

Open

Closed

Closed

133MHz

66MHz

2x

Closed

Open

Closed

Open

Closed

Open

150MHz

60MHz

2.5x

Closed

Closed

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

Closed

Open

Closed

Closed

Closed

Open

180MHz

60MHz

3x

Closed

Closed

Open

Closed

Open

Closed

200MHz

66MHz

3x

Closed

Open

Closed

Closed

Open

Open

233MHz

75MHz

3x

Open

Closed

Open

Closed

Open

Open

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP39

»

3.3v

Pins 1 & 2, 3 & 4 closed

 

3.45v

Pins 1 & 2 closed

 

3.5v

Open

CPU VOLTAGE SELECTION (DUAL)

Voltage

V core

JP38

JP39

3.3v

2.5v

Pins 1 & 2, 3 & 4 closed

Pins 1 & 2, 3 & 4 closed

3.3v

2.7v

Pins 1 & 2, 3 & 4 closed

Pins 1 & 2 closed

3.3v

2.8v

Pins 1 & 2, 3 & 4 closed

Open

3.45v

2.5v

Pins 1 & 2 closed

Pins 1 & 2, 3 & 4 closed

3.45v

2.7v

Pins 1 & 2 closed

Pins 1 & 2 closed

3.45v

2.8v

Pins 1 & 2 closed

Open

3.5v

2.5v

Open

Pins 1 & 2, 3 & 4 closed

3.5v

2.7v

Open

Pins 1 & 2 closed

3.5v

2.8v

Open

Open