SOYO TECHNOLOGY COMPANY, INC.

SY-05TA2/A5

Processor

Pentium

Processor Speed

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

Chip Set

Unidentified

Max. Onboard DRAM

128MB

Cache

256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interface, parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Speaker

J18

Serial port 2

CN2

Reset switch

J19

Floppy drive interface

CN3

Turbo switch

J21

Parallel port

CN4

Turbo LED

J22

IDE interface (secondary)

CN5

IDE interface LED

JP16

IDE interface (primary)

CN6

32-bit PCI slots

PCI1 - PCI4

Power LED & keylock

J17

   

Note: The location of J21 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J3

N/A

»

Monitor type select color

JP3

Closed

 

Monitor type select monochrome

JP3

Open

»

Factory configured - do not alter

JP13

Closed

»

Factory configured - do not alter

JP14

pins 1 & 2 closed

»

Factory configured - do not alter

JP15

N/A

»

Factory configured - do not alter

JP21

N/A

»

Factory configured - do not alter

JP22

Open

»

Pipeline mode disabled

JP30

Open

 

Pipeline mode enabled

JP30

Closed

»

CPU cache type select write back

JP31

Open

 

CPU cache type select write through

JP31

Closed

»

CMOS memory normal operation

JP32

Open

 

CMOS memory clear

JP32

Closed

Note: The location of J3 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(2) 256K x 36

(2) 256K x 36

4MB

(2) 512K x 36

NONE

6MB

(2) 256K x 36

(2) 512K x 36

6MB

(2) 512K x 36

(2) 256K x 36

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

10MB

(2) 256K x 36

(2) 1M x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 512K x 36

(2) 1M x 36

12MB

(2) 1M x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

18MB

(2) 256K x 36

(2) 2M x 36

18MB

(2) 2M x 36

(2) 256K x 36

20MB

(2) 512K x 36

(2) 2M x 36

20MB

(2) 2M x 36

(2) 512K x 36

24MB

(2) 1M x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

34MB

(2) 256K x 36

(2) 4M x 36

34MB

(2) 4M x 36

(2) 256K x 36

36MB

(2) 512K x 36

(2) 4M x 36

36MB

(2) 4M x 36

(2) 512K x 36

40MB

(2) 1M x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

66MB

(2) 256K x 36

(2) 8M x 36

66MB

(2) 8M x 36

(2) 256K x 36

68MB

(2) 512K x 36

(2) 8M x 36

68MB

(2) 8M x 36

(2) 512K x 36

72MB

(2) 1M x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 2M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 4M x 36

(2) 8M 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

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(8) 32K x 8

(1) 8K x 8

512KB

(8) 64K x 8

(1) 16K x 8

CACHE JUMPER CONFIGURATION

Size

JP12

JP27

JP28

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

512KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

CACHE VOLTAGE CONFIGURATION

Voltage

JP1

JP2

3.33v

Open

Closed

Mixed SRAM

Closed

Open

CPU SPEED CONFIGURATION

Speed

JP18

JP19

75MHz

Open

Open

90MHz

Open

Open

90MHz

Closed

Open

100MHz

Open

Open

100MHz

Closed

Closed

120MHz

Closed

Open

133Mhz

Closed

Closed

150MHz

Closed

Open

CPU SPEED CONFIGURATION

Speed

JP17

75MHz

pins 1 & 2 closed

125MHz

pins 1 & 2 closed

Other Pentium CPU’s

pins 2 & 3 closed

CPU BUS RATIO CONFIGURATION

Ratio

JP29

2/1

Closed

3/2

Open

5/2

Open

CPU VOLTAGE CONFIGURATION

Voltage

J23

J24

J25

»

3.33v

Open

Open

Closed

 

3.45 - 3.6v

Closed

Open

Open

HDD CONFIGURATION

Mode

JP10

JP11

PIO

pins 2 & 3 closed

pins 2 & 3 closed

DMA

pins 1 & 2 closed

pins 1 & 2 closed

DMA/DRQ CONFIGURATION

Select

JP4

JP5

JP23

JP24

JP25

JP26

None

Open

Open

Open

Open

Open

Open

DRQ0/DACK0

Open

Open

Open

Open

Closed

Closed

DRQ3/DACK3

Closed

Open

Closed

Open

Open

Open

DRQ7/DACK7

Open

Closed

Open

Closed

Open

Open

PCI/IRQ CONFIGURATION

Select

JP6

JP7

JP8

JP9

IRQ10/INTA

Open

Open

Open

pins 1 & 2 closed

IRQ10/INTB

Open

Open

Open

pins 2 & 3 closed

IRQ10/INTC

pins 1 & 2 closed

Open

Open

Open

IRQ10/INTD

pins 2 & 3 closed

Open

Open

Open

IRQ11/INTA

Open

Open

pins 1 & 2 closed

Open

IRQ11/INTB

Open

Open

pins 2 & 3 closed

Open

IRQ11/INTC

Open

pins 1 & 2 closed

Open

Open

IRQ11/INTD

Open

pins 2 & 3 closed

Open

Open

BIOS CONFIGURATION

Type

JP33

JP34

EPROM

pins 1 & 2 closed

pins 2 & 3 closed

FLASH

pins 2 & 3 closed

pins 1 & 2 closed