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PT2000AIO

SKYWELL TECHNOLOGY CORPORATION, LTD.

PT2000AIO

Processor

CX486DX/AM486DX(PLUS)/TI486DX/CX486DX2/TI486DX2/AM486DX2/ 80486DX2/AM486DX4/CX486DX4/TI486DX4/80486DX4/SL80486DX4/P24D/P24T/CX5X86/CXM9/AM5X86

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

64MB

Maximum Video Memory

2MB

Cache

128/256/512/1024KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

Floppy drive interface, IDE interface, green PC connector, parallel port, serial ports (2), VGA feature connector, VGA port, riser slot, IR connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface

CN4

Auxiliary keyboard connector

J10

Floppy drive interface

CN5

VGA port

J30

Parallel port

CN6

VGA feature connector

J31

Serial port 1

CN7

IDE interface LED

JP21

Serial port 2

CN8

IR connector

JP25

Reset switch

J8

Riser slot

SL1

Power LED & keylock

J9

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

VGA address select normal operation

JP12

Pins 1 & 2 closed

 

VGA address select use A27 - A31

JP12

Pins 2 & 3 closed

CMOS memory normal operation

JP23

Pins 1 & 2 closed

 

CMOS memory clear

JP23

Pins 2 & 3 closed

Factory configured - do not alter

JP29

Unidentified

Factory configured - do not alter

JP30

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(1) 256K x 36

None

2MB

(1) 512K x 36

None

2MB

(1) 256K x 36

(1) 256K x 36

3MB

(1) 256K x 36

(1) 512K x 36

3MB

(1) 512K x 36

(1) 256K x 36

4MB

(1) 1M x 36

None

4MB

(1) 512K x 36

(1) 512K x 36

5MB

(1) 256K x 36

(1) 1M x 36

5MB

(1) 1M x 36

(1) 256K x 36

6MB

(1) 512K x 36

(1) 1M x 36

6MB

(1) 1M x 36

(1) 512K x 36

8MB

(1) 2M x 36

None

8MB

(1) 1M x 36

(1) 1M x 36

9MB

(1) 2M x 36

(1) 256K x 36

10MB

(1) 2M x 36

(1) 512K x 36

12MB

(1) 2M x 36

(1) 1M x 36

16MB

(1) 4M x 36

None

17MB

(1) 256K x 36

(1) 4M x 36

17MB

(1) 4M x 36

(1) 256K x 36

18MB

(1) 512K x 36

(1) 4M x 36

18MB

(1) 4M x 36

(1) 512K x 36

20MB

(1) 1M x 36

(1) 4M x 36

20MB

(1) 4M x 36

(1) 1M x 36

DRAM CONFIGURATION (CONT)

Size

Bank 0

Bank 1

24MB

(1) 2M x 36

(1) 4M x 36

32MB

(1) 8M x 36

None

32MB

(1) 4M x 36

(1) 4M x 36

33MB

(1) 256K x 36

(1) 8M x 36

33MB

(1) 8M x 36

(1) 256K x 36

34MB

(1) 512K x 36

(1) 8M x 36

34MB

(1) 8M x 36

(1) 512K x 36

36MB

(1) 1M x 36

(1) 8M x 36

36MB

(1) 8M x 36

(1) 1M x 36

40MB

(1) 2M x 36

(1) 8M x 36

48MB

(1) 4M x 36

(1) 8M x 36

48MB

(1) 8M x 36

(1) 4M x 36

64MB

(1) 16M x 36

None

64MB

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(1) 8K x 8

256KB (A)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (B)

(4) 64K x 8

None

(1) 32K x 8

512KB (A)

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

512KB (B)

(4) 128K x 8

None

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 64K x 8

CACHE JUMPER CONFIGURATION

Size

J1

J2

J3

128KB

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

256KB (A)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

256KB (B)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

512KB (A)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

512KB (B)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

1MB

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

CACHE JUMPER CONFIGURATION (CONT)

Size

J4

J5

J6

J7

128KB

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

256KB (A)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

256KB (B)

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

512KB (A)

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

512KB (B)

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

1MB

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

1MB

Note: The size of the chips are unidentified.

CPU SPEED SELECTION

Speed

JP9

JP10

JP11

25MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

33MHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

40MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

50iMHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

50MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

66iMHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

75iMHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

100iMHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

CPU TYPE SELECTION

Type

JP1

JP2

JP4

JP5

JP6

CX486DX

Open

1 & 2

1 & 2

1 & 2

1 & 2

AM486DX (PLUS)

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

TI486DX

Open

1 & 2

1 & 2

1 & 2

1 & 2

CX486DX2

Open

1 & 2

1 & 2

1 & 2

1 & 2

TI486DX2

Open

1 & 2

1 & 2

1 & 2

1 & 2

AM486DX2

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

80486DX2

Open

1 & 2

1 & 2

Open

1 & 2

AM486DX4

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

CX486DX4

Open

1 & 2

1 & 2

1 & 2

1 & 2

TI486DX4

Open

1 & 2

1 & 2

1 & 2

1 & 2

80486DX4

Open

1 & 2

1 & 2

Open

1 & 2

SL80486DX4

Open

1 & 2

1 & 2

Open

1 & 2

P24D

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

P24T

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

CX5X86

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

CX M9

Open

1 & 2

1 & 2

2 & 3

1 & 2

AM5X86

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CONT)

Type

JP7

JP35

RN1

RN1

RN3

CX486DX

1 & 2

1 & 2

Not installed

Installed

Not installed

AM486DX (PLUS)

1 & 2

1 & 2

Not installed

Not installed

Installed

TI486DX

1 & 2

1 & 2

Not installed

Installed

Not installed

CX486DX2

1 & 2

1 & 2

Not installed

Installed

Not installed

TI486DX2

1 & 2

1 & 2

Not installed

Installed

Not installed

AM486DX2

1 & 2

1 & 2

Not installed

Not installed

Installed

80486DX2

1 & 2

2 & 3

Not installed

Not installed

Installed

AM486DX4

1 & 2

1 & 2

Not installed

Not installed

Installed

CX486DX4

1 & 2

1 & 2

Not installed

Installed

Not installed

TI486DX4

1 & 2

1 & 2

Not installed

Installed

Not installed

80486DX4

1 & 2

1 & 2

Not installed

Not installed

Installed

SL80486DX4

1 & 2

1 & 2

Not installed

Not installed

Installed

P24D

1 & 2

1 & 2

Not installed

Not installed

Installed

P24T

1 & 2

1 & 2

Not installed

Not installed

Installed

CX5X86

1 & 2

1 & 2

Not installed

Not installed

Installed

CX M9

1 & 2

1 & 2

Not installed

Not installed

Installed

AM5X86

1 & 2

1 & 2

Not installed

Not installed

Installed

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

J25

JP24

3.3v

Open

Pins 2 & 3 closed

3.45v

Open

Pins 1 & 2 closed

5v

Pins 1 & 2 closed

Open

SERIAL PORT RI SELECTION

Setting

J26 (COM1)

J27 (COM2)

5v

Pins 1 & 2 closed

Pins 1 & 2 closed

RI

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORT DCD SELECTION

Setting

J28 (COM1)

J29 (COM2)

5v

Pins 1 & 2 closed

Pins 1 & 2 closed

DCD

Pins 2 & 3 closed

Pins 2 & 3 closed