IPC CORPORATION, LTD.

IPC OFFICEMAGIC/ IPC GREEN PC (MB486GHE#10)

Processor      80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive
Processor      25/33/50(internal)/66(internal)MHz
Speed
Chip Set       UMC
Max. Onboard   32MB
DRAM
Cache          64/128/256KB
BIOS           Phoenix
Dimensions     330mm x 218mm
I/O Options    32-bit VESA local bus slots (2), green PC connector
NPU Options    None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Turbo LED                 J2        Green PC connector          JP4

  Speaker                   J3        Green PC connector          JP5

  Reset switch              J4        Green PC connector          JP6
                                      (monitor)

  Power LED & keylock       J5        32-bit VESA local bus    SL1 & SL2
                                      slots

  External battery          J6        Turbo switch                W23

  Note: The locations of JP4, JP5 & JP6 are unidentified.

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Turbo enabled                            J1              Open

      Turbo disabled                           J1             Closed

  »   CPU clock select 1x                     W24              Open

      CPU clock select 2x                     W24             Closed

  »   Factory configured - do not             W25              Open
      alter

  »   Monitor type select color               W26             Closed

      Monitor type select monochrome          W26              Open

  »   Battery type select internal            W27             Closed

      Battery type select external            W27              Open

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

     4MB        (4) 1M x 9      NONE

     8MB        (4) 1M x 9   (4) 1M x 9

     16MB       (4) 4M x 9      NONE

     32MB       (4) 4M x 9   (4) 4M x 9

                    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       W1        W2       W3      W4      W5       W6        W7

   64KB     Closed    Closed    1 & 2   1 & 2   1 & 2    Open      Open

   128KB    Closed    Closed    2 & 3   1 & 2   2 & 3    1 & 2     Open

   256KB    Closed    Closed    2 & 3   2 & 3   1 & 2    2 & 3     Open

            Note: Pins designated should be in the closed position..

                    CACHE JUMPER CONFIGURATION (CON’T)

  Size     W13      W14      W15    W16    W17    W18      W19      W20

  64KB     Open     Open     Open   Open   Open   Open    Open      Open

  128KB   Closed    Open     Open   Open   Open   Open    Open     Closed

  256KB   Closed   Closed    Open   Open   Open   Open    Closed   Closed

            Note: The location of the above jumpers are unidentified.

                          CPU TYPE CONFIGURATION

      Type           W8          W9          W10        W11        W12

  80486SX (PQFP)    1 & 2       Open        Open       1 & 2       Open

  80486SX (PGA)     Open        Open        2 & 3       Open      2 & 3

    ODP486SX        1 & 2       Open       1 & 2, 3     Open      1 & 2
                                             & 4

     80487SX        1 & 2       Open       1 & 2, 3     Open      1 & 2
                                             & 4

  80486DX (PQFP)    2 & 3      Closed      Closed      1 & 2       Open

  80486DX (PGA)     2 & 3       Open       1 & 2, 3     Open      2 & 3
                                             & 4

    80486DX2        2 & 3       Open       1 & 2, 3     Open      2 & 3
                                             & 4

     Pentium        1 & 2       Open       1 & 2, 3     Open      1 & 2
    Overdrive                                & 4

  Note: Pins designated should be in the closed position. The locations
  of W8 & W9 are unidentified.

            CPU SPEED CONFIGURATION

         Speed                   JP3

         25MHz            pins 2 & 3 closed

         33MHz            pins 1 & 2 closed

        50iMHz            pins 2 & 3 closed

        66iMHz            pins 1 & 2 closed

  Note: The location of JP3 is unidentified.

  VESA WAIT STATE CONFIGURATION

   Wait states          W22

  0 wait states        Open

  1 wait state        Closed

  BUS SPEED CONFIGURATION

  CPU speed        W21

   <= 33MHz        Open

   > 33MHz        Closed