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SI54P AIO

ELITEGROUP COMPUTER SYSTEMS, INC.

SI54P AIO

Processor

Pentium

Processor Speed

75/90/100MHz

Chip Set

SIS

Max. Onboard DRAM

128MB

Cache

256/512/1024KB

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, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

3.3v connector

J1

Turbo LED

J13 pins 2 - 3

Floppy drive interface

J5

Green PC connector

J13 pins 4 - 5

Serial port 1

J6

Turbo switch

J13 pins 6 - 7

Serial port 2

J7

Reset switch

J13 pins 9 - 10

Parallel port

J8

Power LED & keylock

J13 pins 11 - 15

IDE interface 1

J9

Speaker

J13 pins 17 - 20

IDE interface 2

J10

32-bit PCI slots

PC1 - PC4

IDE interface LED

J12

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

On board I/O enabled

JP3

pins 1 & 2 closed

 

On board I/O disabled

JP3

pins 2 & 3 closed

PCI IDE interface enabled

JP4

Open

 

PCI IDE interface disabled

JP4

Closed

DRAM parity check enabled

JP9

Closed

 

DRAM parity check disabled

JP9

Open

Factory configured - do not alter

JP15

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

4MB

(2) 512K x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

32MB

(2) 2M x 36

(2) 2M x 36

36MB

(2) 512K x 36

(2) 4M x 36

36MB

(2) 4M x 36

(2) 512K x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

128MB

(2) 8M x 36

(2) 8M x 36

DRAM JUMPER CONFIGURATION

Size

JP5

Single sided only

pins 2 & 3 closed

Single and double sided

pins 1 & 2, 3 & 4 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

Dirty (U28)

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP10

JP11

256KB

Open

Open

512KB

Open

Closed

1MB

Closed

Closed

CPU SPEED CONFIGURATION

Speed

JP7

75MHz

pins 2 & 3, 5 & 6, 7 & 8 closed

90MHz

pins 2 & 3, 4 & 5, 8 & 9 closed

100MHz

pins 1 & 2, 5 & 6, 7 & 8 closed

CPU SIGNAL CONFIGURATION

Type

JP12

JP14

Write back cache

pins 1 & 2 closed

n/a

Write through cache

pins 2 & 3 closed

n/a

Always invalidated

n/a

pins 1 & 2 closed

Write to invalidated

n/a

pins 2 & 3 closed

ECP MODE CONFIGURATION

Setting

JP1

JP2

DRQ1 - DACK1

pins 1 & 2 closed

pins 2 & 3 closed

DRQ3 - DACK3

pins 2 & 3 closed

pins 1 & 2 closed

BIOS CONFIGURATION

Setting

JP8

Flash ROM +5v

pins 1 & 2 closed

Flash ROM +12v

pins 2 & 3 closed

EPROM

Open