SOYO COMPUTER CO., LTD.

SY-5TC2/C5

Processor

Pentium

Processor Speed

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

Chip Set

Intel

Max. Onboard DRAM

128MB

Cache

256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

PS/2 mouse port, parallel port, serial ports (2), 32-bit PCI slots (4), floppy drive interface, IDE interface, green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

VRM slot

J4

Serial port 2

CN2

Power LED & keylock

J17

Parallel port

CN3

Speaker

J18

Floppy drive interface

CN4

Reset switch

J19

IDE interface 1

CN5

Turbo LED

J22

IDE interface 2

CN6

Green PC connector

JP8

PS/2 mouse port

J2

IDE interface LED

JP11

External cache slot

J3

32-bit PCI slots

PC1 - PC4

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J5

N/A

»

PS/2 mouse disabled

J11

Open

 

PS/2 mouse enabled

J11

Closed

»

Factory configured - do not alter

JP2

N/A

»

Monitor type select color

JP3

Closed

 

Monitor type select monochrome

JP3

Open

»

CMOS memory normal operation

JP5

Open

 

CMOS memory clear

JP5

Closed

»

Factory configured - do not alter

JP6

pins 1 & 2 closed

»

Factory configured - do not alter

JP7

pins 1 & 2 closed

»

Factory configured - do not alter

JP9

N/A

»

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

JP18

pins 1 & 2 closed

»

Factory configured - do not alter

JP19

pins 2 & 3 closed

»

Factory configured - do not alter

JP22

Open

»

Pipeline mode enabled

JP23

Closed

 

Pipeline mode disabled

JP23

Open

»

Cache type select write back

JP24

Open

 

Cache type select write through

JP24

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 512K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

6MB

(2) 256K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

10MB

(2) 1M x 36

(2) 256K x 36

10MB

(2) 256K x 36

(2) 1M x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 1M x 36

(2) 512K 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) 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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

20MB

(2) 2M x 36

(2) 512K x 36

24MB

(2) 1M x 36

(2) 2M x 36

24MB

(2) 1M x 36

(2) 2M 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

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

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 8M x 36

(2) 256K x 36

66MB

(2) 256K x 36

(2) 8M x 36

68MB

(2) 8M x 36

(2) 512K x 36

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 1M x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 16M x 36

NONE

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

J3

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K or (1) 16K x 8

NONE

256KB

NONE

NONE

(1) 8K or (1) 16K x 8

Card installed

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

NONE

512KB

NONE

NONE

(1) 32K x 8

Card installed

CACHE JUMPER CONFIGURATION

Size

JP4

JP16

JP17

JP20

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

512KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

512KB

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

CACHE VOLTAGE CONFIGURATION

Size

JP1

JP29

3.3v

pins 1 & 2, 3 & 4, 5 & 6 closed

Open

Mixed voltage

Open

pins 1 & 2, 3 & 4, 5 & 6 closed

CPU SPEED CONFIGURATION

Speed

Bus speed

JP12

JP13

75MHz

50MHz

Open

Open

90MHz

60MHz

Closed

Open

100MHz

66MHz

Closed

Closed

100MHz

50MHz

Open

Open

120MHz

60MHz

Closed

Open

133MHz

66MHz

Closed

Closed

150MHz

60MHz

Closed

Open

AT BUS CLOCK CONFIGURATION

Speed

JP10

Clock /4

pins 2 & 3 closed

Clock /3

pins 1 & 2 closed

CPU VOLTAGE CONFIGURATION

Voltage

J8

J9

J10

3.3v

Closed

Open

Open

3.45v - 3.6v

Open

Closed

Open

CPU BUS RATIO CONFIGURATION

Ratio

JP21

JP22

3/2

Open

Open

2/1

Closed

Open

5/2

Closed

Closed

3/1

Open

Closed

BIOS CONFIGURATION

DMA

JP25

JP26

EPROM

pins 1 & 2 closed

pins 2 & 3 closed

Flash

pins 2 & 3 closed

pins 1 & 2 closed