
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     32MB
DRAM
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

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Floppy drive               CN1       CPU power connector        J15
  interface

  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          J20
                                       connector

  Mezzanine board            CN7       Front panel connector      J23
  connector

  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

