SILICON STAR INTERNATIONAL, INC.

PH5 (REV. 1.1)

Processor

Pentium

Processor Speed

75/90/100/120/125/133/150/166/180MHz

Chip Set

SIS

Max. Onboard DRAM

128MB

Cache

256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN2

Speaker

J15 pins 7 - 10

Serial port 2

CN3

Turbo LED

J15 pins 12 & 13

Floppy drive interface

CN4

Turbo switch

J15 pins 16 - 18

Parallel port

CN5

Reset switch

J15 pins 19 & 20

IDE interface 2

CN6

IR connector

JP4

IDE interface 1

CN7

Green PC connector

JP5

PS/2 mouse port

J4

External battery

JP34

VRM module connector

J12

Chassis fan power

JP37

IDE interface LED

J14

32-bit PCI slots

PC1 - PC4

Power LED & keylock

J15 pins 1 - 5

Cache slot

SL1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

On board I/O enabled

JP6

Open

 

On board I/O disabled

JP6

Closed

»

BIOS type select 5v EPROM

JP18

pins 2 & 3 closed

 

BIOS type select 12v flash

JP18

pins 1 & 2 closed

»

Monitor type select color

JP30

Closed

 

Monitor type select monochrome

JP30

Open

»

CMOS memory normal operation

JP33

pins 1 & 2 closed

 

CMOS memory clear

JP33

pins 2 & 3 closed

»

Factory configured - do not alter

JP41

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 32

NONE

2MB

NONE

(2) 256K x 32

4MB

(2) 256K x 32

(2) 256K x 32

8MB

(2) 1M x 32

NONE

8MB

NONE

(2) 1M x 32

10MB

(2) 1M x 32

(2) 256K x 32

10MB

(2) 256K x 32

(2) 1M x 32

16MB

(2) 2M x 32

NONE

16MB

(2) 1M x 32

(2) 1M x 32

16MB

NONE

(2) 2M x 32

18MB

(2) 2M x 32

(2) 256K x 32

18MB

(2) 256K x 32

(2) 2M x 32

24MB

(2) 2M x 32

(2) 1M x 32

24MB

(2) 1M x 32

(2) 2M x 32

32MB

(2) 4M x 32

NONE

32MB

(2) 2M x 32

(2) 2M x 32

32MB

NONE

(2) 4M x 32

34MB

(2) 4M x 32

(2) 256K x 32

34MB

(2) 256K x 32

(2) 4M x 32

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

40MB

(2) 4M x 32

(2) 1M x 32

40MB

(2) 1M x 32

(2) 4M x 32

48MB

(2) 4M x 32

(2) 2M x 32

48MB

(2) 2M x 32

(2) 4M x 32

64MB

(2) 8M x 32

NONE

64MB

(2) 4M x 32

(2) 4M x 32

64MB

NONE

(2) 8M x 32

66MB

(2) 8M x 32

(2) 256K x 32

66MB

(2) 256K x 32

(2) 8M x 32

72MB

(2) 8M x 32

(2) 1M x 32

72MB

(2) 1M x 32

(2) 8M x 32

80MB

(2) 8M x 32

(2) 2M x 32

80MB

(2) 2M x 32

(2) 8M x 32

96MB

(2) 8M x 32

(2) 4M x 32

96MB

(2) 4M x 32

(2) 8M x 32

128MB

(2) 8M x 32

(2) 8M x 32

CACHE CONFIGURATION

Size

Bank 0

TAG

SL1

256KB (A)

(8) 32K x 8

(1) 8K or (1)32K x 8

Not installed

256KB (B)

NONE

NONE

Installed

512KB (A)

(8) 64K x 8

(1) 16K or (1) 32K x 8

Not installed

512KB (B)

NONE

NONE

Installed

Note: If SL1 is used, remove all chips from Bank 0 & TAG.

CACHE JUMPER CONFIGURATION

Size

Type

JP2

JP3

256KB (A)

Asynchronous

pins 1 & 2 closed

pins 1 & 2 closed

256KB (B)

Burst/pipeline burst

pins 1 & 2 closed

pins 1 & 2 closed

512KB (A)

Asynchronous

pins 1 & 2 closed

pins 2 & 3 closed

512KB (B)

Burst/pipeline burst

pins 2 & 3 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

JP15A

JP15C

75MHz

pins 3 & 4, 5 & 6 closed

Open

90MHz

pins 1 & 2, 5 & 6 closed

Open

100MHz

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

Open

120MHz

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

125MHz

pins 3 & 4, 5 & 6 closed

pins 1 & 2, 3 & 4 closed

133MHz

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

pins 1 & 2 closed

150MHz

pins 1 & 2, 5 & 6 closed

pins 1 & 2, 3 & 4 closed

166MHz

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

pins 1 & 2, 3 & 4 closed

180MHz

pins 1 & 2, 5 & 6 closed

pins 3 & 4 closed

CPU VOLTAGE CONFIGURATION

Voltage

JP29

3.3v

pins 1 & 2 closed

3.45v

pins 3 & 4 closed

3.6v

pins 5 & 6 closed

VRM CONFIGURATION

Setting

JP12

Installed

VRM module installed

Not installed

pins 7 & 9, 8 & 10, 11 & 13, 12 & 14 closed