ELITEGROUP COMPUTER SYSTEMS, INC.

SI5PI AIO (REV. 1)

Processor

Pentium

Processor Speed

60/66MHz

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, IDE interfaces (2), parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

J5

Power LED & keylock

J12

IDE interface (primary)

J6

Speaker

J13

Serial port 1

J7

Reset switch

J14

Serial port 2

J8

Turbo LED

J15

Parallel port

J9

Turbo switch

J16

IDE interface (secondary)

J10

32-bit PCI slots

PC1 - PC4

IDE interface LED

J11

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

On board multi I/O enabled

JP1

pins 1 & 2 closed

 

On board multi I/O disabled

JP1

pins 2 & 3 closed

»

IDE interface enabled

JP2

Open

 

IDE interface disabled

JP2

Closed

»

Parallel port mode select normal

JP8

Open

 

Parallel port mode select ECP

JP8

Closed

»

BIOS type select EPROM

JP11

pins 2 & 3, 4 & 5 closed

 

BIOS type select flash

JP11

pins 1 & 2, 5 & 6 closed

»

Parallel port IRQ select IRQ7

JP21

pins 1 & 2 closed

 

Parallel port IRQ select IRQ5

JP21

pins 2 & 3 closed

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

20MB

(2) 256K x 36

(2) 2M x 36

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 1M x 36

(2) 4M 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

80MB

(2) 2M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

128MB

(2) 16M x 36

NONE

DRAM JUMPER CONFIGURATION

Size

JP4

2MB

pins 2 & 3 closed

4MB

pins 2 & 3 closed

4MB

pins 1 & 2, 3 & 4 closed

8MB

pins 1 & 2, 3 & 4 closed

8MB

pins 2 & 3 closed

16MB

pins 2 & 3 closed

16MB

pins 1 & 2, 3 & 4 closed

20MB

pins 1 & 2, 3 & 4 closed

32MB

pins 1 & 2, 3 & 4 closed

32MB

pins 2 & 3 closed

DRAM JUMPER CONFIGURATION (CON’T)

Size

JP4

36MB

pins 1 & 2, 3 & 4 closed

40MB

pins 2 & 3 closed

48MB

pins 1 & 2, 3 & 4 closed

64MB

pins 2 & 3 closed

64MB

pins 1 & 2, 3 & 4 closed

80MB

pins 1 & 2, 3 & 4 closed

128MB

pins 1 & 2, 3 & 4 closed

128MB

pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

DIRTY

256KB

(8) 32K x 8

NONE

(1) 8K x 8

(1) 8K x 8

512KB

(8) 32K x 8

(8) 32K x 8

(1) 32K x 8

(1) 32K x 8

512KB

(8) 64K x 8

NONE

(1) 32K x 8

(1) 32K x 8

1MB

(8) 64K x 8

(8) 64K x 8

(1) 32K x 8

(1) 32K x 8

1MB

(8) 128K x 8

NONE

(1) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP13

JP14

JP15

JP16

256KB

Open

Open

Open

1 & 2, 3 & 4

512KB

Open

Closed

Open

2 & 3, 4 & 5

512KB

Open

Closed

1 & 2

1 & 2, 3 & 4

1MB

Closed

Closed

2 & 3

2 & 3, 4 & 5

1MB

Closed

Closed

1 & 2, 3 & 4

1 & 2, 3 & 4

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP5

JP6

JP7

60MHz

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

66MHz

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU SIGNAL CONFIGURATION

Setting

JP19

JP20

Write back

pins 1 & 2 closed

N/A

Write through

pins 2 & 3 closed

N/A

Always invalidated

N/A

pins 1 & 2 closed

Write to invalidated

N/A

pins 2 & 3 closed

DMA CONFIGURATION

DRQ/DACK

JP9

JP10

DRQ1/DACK1

pins 2 & 3 closed

pins 1 & 2 closed

DRQ3/DACK3

pins 1 & 2 closed

pins 2 & 3 closed