VTECH INDUSTRIES, INC.

PLATINUM PCI SERIES 486

Processor

80486SX/80486DX/80486DX2/Pentium Overdrive

Processor Speed

25/33/50(internal)/50/66(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

32MB

Cache

128/256/512KB

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

CN1

CPU power connector

J15

IDE interface

CN2

Speaker

J16

Parallel port

CN3

+3.3v power connector

J17

Serial port 1

CN4

Green PC connector

J18

Serial port 2

CN5

Analog speaker

J19

PS/2 mouse port

CN6

Power off control connector

J20

Mezzanine board connector

CN7

Front panel connector

J23

SCSI interface

CN8

32-bit PCI slots

SL1 & SL2

+5.5v power connector

CN9

   

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

TAG chip size select 8K/32K x 8

S1/3

On

 

TAG chip size select 8K/32K x 9

S1/3

Off

»

Cache enabled

S1/4

On

 

Cache disabled

S1/4

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

2MB

(2) 256K x 36

NONE

NONE

4MB

(2) 256K x 36

(2) 256K x 36

NONE

4MB

(2) 256K x 36

NONE

(2) 256K x 36

6MB

(2) 256K x 36

NONE

(2) 512K x 36

6MB

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

8MB

(2) 1M x 36

NONE

NONE

8MB

(2) 256K x 36

(2) 256K x 36

(2) 512K x 36

10MB

(2) 256K x 36

(2) 1M x 36

NONE

10MB

(2) 256K x 36

NONE

(2) 1M x 36

10MB

(2) 1M x 36

NONE

(2) 256K x 36

12MB

(2) 256K x 36

(2) 256K x 36

(2) 1M x 36

12MB

(2) 256K x 36

(2) 1M x 36

(2) 256K x 36

12MB

(2) 1M x 36

NONE

(2) 512K x 36

14MB

(2) 256K x 36

(2) 1M x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

NONE

16MB

(2) 1M x 36

NONE

(2) 1M x 36

18MB

(2) 256K x 36

NONE

(2) 2M x 36

18MB

(2) 256K x 36

(2) 1M x 36

(2) 1M x 36

18MB

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

20MB

(2) 256K x 36

(2) 256K x 36

(2) 2M x 36

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

24MB

(2) 1M x 36

NONE

(2) 2M x 36

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

26MB

(2) 256K x 36

(2) 1M x 36

(2) 2M x 36

32MB

(2) 1M x 36

(2) 1M x 36

(2) 2M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 9

128KB

(4) 32K x 8

NONE

(1) 32K x 8

128KB

(4) 32K x 8

NONE

(1) 32K x 9

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 9

512KB

(4) 128K x 8

NONE

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 9

Note: x 8 or x 9 cache and TAG chips may be used.

CACHE SWITCH CONFIGURATION

Size

S2/1

S2/2

S2/3

S2/4

S3/1

S3/2

S3/3

S3/4

128KB

On

Off

Off

On

Off

Off

Off

Off

128KB

On

Off

Off

Off

On

Off

Off

Off

128KB

On

Off

Off

Off

Off

Off

Off

Off

128KB

On

Off

Off

Off

On

Off

Off

Off

256KB

Off

On

On

Off

Off

Off

Off

Off

256KB

Off

On

On

Off

On

Off

Off

Off

512KB

Off

On

On

Off

Off

On

On

On

512KB

Off

On

On

Off

On

Off

On

On

CACHE SWITCH CONFIGURATION

Size

S1/1

S1/2

128KB

On

Off

256KB

Off

On

512KB

On

On