
EASYDATA COMPUTER PRODUCTS

486 ENERGY SAVING VESA

Processor       CX486S/CX486DLC/80486SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed 25/33/40(internal)/40/50(internal)/50/66(internal)MHz
Chip Set        Unidentified
Max. Onboard    96MB
DRAM
Cache           64/128/256KB
BIOS            Award
Dimensions      330mm x 218mm
I/O Options     32-bit VESA local bus slots (2)
NPU Options     None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  Turbo switch                J1        Speaker                   J10

  Green power supply          J3        Power LED & keylock       J11
  connector

  External battery            J4        PS/2 mouse port           CN1

  Turbo LED                   J8        32-bit VESA Local      SL1 & SL2
                                        bus slots

  Reset switch                J9

                        USER CONFIGURABLE SETTINGS

                  Function                      Jumper        Position

     Monitor type select                         J2            Open
      monochrome/EGA/VGA

      Monitor type select color                   J2           Closed

     Battery type select - internal              J5         pins 2 & 3
                                                               closed

      Battery type select - external              J5         pins 1 & 2
                                                               closed

     Adaptec ISA master 1542B/C SCSI card        J6            Open
      (transfer rate <5.7MB/s)

      Adaptec ISA master 1542B/C SCSI card        J6           Closed
      (transfer rate >5.7MB/s)

     CMOS memory normal operation                J7            Open

      CMOS memory clear                           J7           Closed

     Cyrix CPU clock mode select (1X)           J12         pins 2 & 3
                                                               closed

      Cyrix CPU clock mode select (2X)           J12         pins 1 & 2
                                                               closed

     Factory configured - do not alter          JP1         pins 1 & 2
                                                               closed

     Regular CPU installed                    JP2, JX2      pins 1 & 2
                                                               closed

      Cyrix or Intel S-series CPU              JP2, JX2      pins 2 & 3
      installed                                                closed

     VESA VGA card not installed in slot        JP4         pins 1 & 2
                                                               closed

      VESA VGA card installed in slot SL2        JP4         pins 2 & 3
                                                               closed

     Factory configured - do not alter          JP5         pins 1 & 2
      disabled                                                 closed

     PQFP CPU disabled                          JC6           Closed

      PQFP CPU enabled                           JC6            Open

     P24T write back cache enabled              JT1         pins 1 & 2
                                                               closed

      P24T write through cache enabled           JT1         pins 2 & 3
                                                               closed

     CPU clock mode select (1X)                 JX1         pins 1 & 2
                                                               closed

      CPU clock mode select (2X)                 JX1         pins 2 & 3
                                                               closed

     Intel S/DX/DX2 CPU installed               JCX1           Open

      Cyrix CX486S/DX installed                  JCX1          Closed

     Intel S/DX/DX2 CPU installed               JCX2        pins 1 & 2
                                                               closed

      Cyrix CX486S/DX installed                  JCX2        pins 2 & 3
                                                               closed

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       1MB         (4) 256K x 9         NONE            NONE

       1MB             NONE        (1) 256K x 36        NONE

       1MB             NONE             NONE        (1) 256K x 36

       2MB         (4) 256K x 9    (1) 256K x 36        NONE

       2MB             NONE        (1) 256K x 36    (1) 256K x 36

       2MB         (4) 256K x 9         NONE        (1) 256K x 36

       3MB         (4) 256K x 9    (1) 256K x 36    (1) 256K x 36

       4MB          (4) 1M x 9          NONE            NONE

       4MB             NONE         (1) 1M x 36         NONE

       4MB             NONE             NONE         (1) 1M x 36

                    DRAM CONFIGURATION (CONT)

      Size            Bank 0           Bank 1          Bank 2

       5MB         (4) 256K x 9     (1) 1M x 36         NONE

       5MB         (4) 256K x 9         NONE         (1) 1M x 36

       5MB          (4) 1M x 9     (1) 256K x 36        NONE

       5MB          (4) 1M x 9          NONE        (1) 256K x 36

       5MB             NONE        (1) 256K x 36     (1) 1M x 36

       5MB             NONE         (1) 1M x 36     (1) 256K x 36

       6MB         (4) 256K x 9     (1) 1M x 36     (1) 256K x 36

       6MB         (4) 256K x 9    (1) 256K x 36     (1) 1M x 36

       6MB          (4) 1M x 9     (1) 256K x 36    (1) 256K x 36

       8MB          (4) 1M x 9      (1) 1M x 36         NONE

       8MB          (4) 1M x 9          NONE         (1) 1M x 36

       8MB             NONE         (1) 1M x 36      (1) 1M x 36

       9MB         (4) 256K x 9     (1) 1M x 36      (1) 1M x 36

       9MB          (4) 1M x 9     (1) 256K x 36     (1) 1M x 36

       9MB          (4) 1M x 9      (1) 1M x 36     (1) 256K x 36

      12MB          (4) 1M x 9      (1) 1M x 36      (1) 1M x 36

      16MB          (4) 4M x 9          NONE            NONE

      16MB             NONE         (1) 4M x 36         NONE

      16MB             NONE             NONE         (1) 4M x 36

      17MB         (4) 256K x 9     (1) 4M x 36         NONE

      17MB         (4) 256K x 9         NONE         (1) 4M x 36

      17MB             NONE        (1) 256K x 36     (1) 4M x 36

      17MB             NONE         (1) 4M x 36     (1) 256K x 36

      17MB          (4) 4M x 9     (1) 256K x 36        NONE

      17MB          (4) 4M x 9          NONE        (1) 256K x 36

      18MB         (4) 256K x 9    (1) 256K x 36     (1) 4M x 36

      18MB         (4) 256K x 9     (1) 4M x 36     (1) 256K x 36

      18MB          (4) 4M x 9     (1) 256K x 36    (1) 256K x 36

      20MB          (4) 1M x 9      (1) 4M x 36         NONE

      20MB          (4) 1M x 9          NONE         (1) 4M x 36

      20MB          (4) 4M x 9      (1) 1M x 36         NONE

      20MB          (4) 4M x 9          NONE         (1) 1M x 36

      20MB             NONE         (1) 1M x 36      (1) 4M x 36

      20MB             NONE         (1) 4M x 36      (1) 1M x 36

      21MB         (4) 256K x 9     (1) 1M x 36      (1) 4M x 36

      21MB         (4) 256K x 9     (1) 4M x 36      (1) 1M x 36

      21MB          (4) 1M x 9     (1) 256K x 36     (1) 4M x 36

      21MB          (4) 1M x 9      (1) 4M x 36     (1) 256K x 36

      21MB          (4) 4M x 9     (1) 256K x 36     (1) 1M x 36

      21MB          (4) 4M x 9      (1) 1M x 36     (1) 256K x 36

      24MB          (4) 1M x 9      (1) 1M x 36      (1) 4M x 36

      24MB          (4) 1M x 9      (1) 4M x 36      (1) 1M x 36

      24MB          (4) 4M x 9      (1) 1M x 36      (1) 1M x 36

                     DRAM CONFIGURATION(CONT)

      Size            Bank 0           Bank 1          Bank 2

      32MB          (4) 4M x 9      (1) 4M x 36         NONE

      32MB          (4) 4M x 9          NONE         (1) 4M x 36

      32MB             NONE         (1) 4M x 36      (1) 4M x 36

      33MB         (4) 256K x 9     (1) 4M x 36      (1) 4M x 36

      33MB          (4) 4M x 9     (1) 256K x 36     (1) 4M x 36

      33MB          (4) 4M x 9      (1) 4M x 36     (1) 256K x 36

      36MB          (1) 4M x 9      (1) 4M x 36      (1) 4M x 36

      36MB          (4) 4M x 9      (1) 1M x 36      (1) 4M x 36

      36MB          (4) 4M x 9      (1) 4M x 36      (1) 1M x 36

      48MB          (4) 4M x 9      (1) 4M x 36      (1) 4M x 36

      64MB         (4) 16M x 9          NONE            NONE

      65MB         (4) 16M x 9     (1) 256K x 36        NONE

      65MB         (4) 16M x 9          NONE        (1) 256K x 36

      66MB         (4) 16M x 9     (1) 256K x 36    (1) 256K x 36

      68MB         (4) 16M x 9      (1) 1M x 36         NONE

      68MB         (4) 16M x 9          NONE         (1) 1M x 36

      69MB         (4) 16M x 9     (1) 256K x 36     (1) 1M x 36

      69MB         (4) 16M x 9      (1) 1M x 36     (1) 256K x 36

      72MB         (4) 16M x 9      (1) 4M x 36      (1) 4M x 36

      80MB         (4) 16M x 9      (1) 4M x 36         NONE

      80MB         (4) 16M x 9          NONE         (1) 4M x 36

      81MB         (4) 16M x 9     (1) 256K x 36    (1) 256K x 36

      81MB         (4) 16M x 9      (1) 4M x 36      (1) 4M x 36

      84MB         (4) 16M x 9      (1) 1M x 36      (1) 4M x 36

      84MB         (4) 16M x 9      (1) 4M x 36      (1) 1M x 36

      96MB         (4) 16M x 9      (1) 4M x 36      (1) 4M x 36

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8

     128KB      (4) 32K x 8        NONE       (1) 8K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

      Size               JS1               JS2                 JS3

      64KB            pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      128KB           pins 1 & 2        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

      256KB           pins 2 & 3        pins 2 & 3      pins 1 & 2 closed
                       closed             closed

                          CPU TYPE CONFIGURATION

      Type         JC1     JC2       JC3        JC4       JC5       JC7

   Intel 486SX     2 & 3   2 & 3    Open       Open      Closed    1 & 2

     CX486S        2 & 3   2 & 3   Closed      Open       Open     1 & 2

   CX486S/487S     1 & 2   1 & 2   Closed      Open       Open     1 & 2

     CX486DX       1 & 2   1 & 2   Closed      Open       Open     1 & 2

      Intel        1 & 2   1 & 2   Closed      Open      Closed    1 & 2
    486DX/DX2

      P23S         2 & 3   2 & 3    Open       Open      Closed    1 & 2

    P24S/P4S       1 & 2   1 & 2   Closed      Open      Closed    1 & 2

      P24T         1 & 2   1 & 2    Open      Closed      Open     2 & 3

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

        Type                RN13             RN14              RN16

    Intel 80486SX      Not installed     Not installed     Not installed
        (PGA)

    CX486S (PGA)       Not installed     Not installed       Installed

    CX486S (PQFP)      Not installed       Installed       Not installed

    CX486S/CX487S      Not installed     Not installed       Installed
        (PGA)

    CX486DX (PGA)      Not installed     Not installed       Installed

    Intel 80486DX      Not installed     Not installed     Not installed

   Intel 80486DX2      Not installed     Not installed     Not installed

   P23S/P4S (PQFP)     Not installed       Installed       Not installed

    P23S/P4S/P24S        Installed       Not installed     Not installed

                         CLOCK SPEED CONFIGURATION

    Speed           JK1            JK2            JK3            JK4

    20MHz        pins 1 & 2     pins 2 & 3     pins 2 & 3     pins 2 & 3
                  closed         closed         closed          closed

    25MHz        pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 1 & 2
                  closed         closed         closed          closed

    33MHz        pins 2 & 3     pins 2 & 3     pins 1 & 2     pins 1 & 2
                  closed         closed         closed          closed

    40MHz        pins 1 & 2     pins 1 & 2     pins 2 & 3     pins 1 & 2
                  closed         closed         closed          closed

    50iMHz       pins 1 & 2     pins 2 & 3     pins 1 & 2     pins 2 & 3
                  closed         closed         closed          closed

    50MHz        pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 2 & 3
                  closed         closed         closed          closed

    66iMHz       pins 2 & 3     pins 2 & 3     pins 1 & 2     pins 2 & 3
                  closed         closed         closed          closed

            VESA WAIT STATE/BUS SPEED (ID2 & ID3) CONFIGURATION

    CPU speed        Wait states            JV2                JV3

     < 33MHz        0 wait states        pins 2 & 3         pins 2 & 3
                                          closed             closed

     > 33MHz         1 wait state        pins 1 & 2         pins 1 & 2
                                          closed             closed

