
IPC CORPORATION, LTD.

IPC DYNASTY LE (MB486LE#50)

Processor   80486SX/ODP486SX/80487SX/ODP486DX/80486DX/80486DX2/Pentium
            Overdrive
Processor   25/33/50(internal)/66(internal)MHz
Speed
Chip Set    UMC
Max.        32MB
Onboard
DRAM
Cache       64/128/256KB
BIOS        AMI
Dimensions  330mm x 218mm
I/O Options Floppy drive interface, IDE interface, parallel port, serial
            ports (2), VGA feature connector, VGA port, riser slot
NPU Options None

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Serial port 2               J1       Speaker                     J9

  Serial port 1               J2       Turbo LED                   J10

  Parallel port               J3       Reset switch                J11

  VGA port                    J4       IDE interface LED          JP20

  IDE interface               J5       Power on connector         JP45

  VGA feature connector       J6       Turbo switch               JP46

  Floppy drive interface      J7       Riser Card                  SL1

  External battery            J8

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     IDE interface enabled                   JP5             Closed

      IDE interface disabled                  JP5              Open

     Floppy drive interface enabled          JP6           pins 2 & 3
                                                              closed

      Floppy drive interface disabled         JP6           pins 1 & 2
                                                              closed

     Factory configured - do not             JP8              Open
      alter

     Factory configured - do not             JP9              Open
      alter

     LOCA# signal select level signal        JP10          pins 1 & 2
                                                              closed

      LOCA# signal select tri state           JP10          pins 2 & 3
      signal                                                  closed

     On board VESA video enabled             JP14          pins 2 & 3
                                                              closed

      On board VESA video disabled            JP14          pins 1 & 2
                                                              closed

     Factory configured - do not             JP16             N/A
      alter

     Floppy drive pre comp mode              JP21             Open
      select normal

      Floppy drive pre comp mode              JP21            Closed
      select alternate

     Floppy drive type select single         JP22             Open
      speed spindle

      Floppy drive type select dual           JP22            Closed
      speed spindle

     Monitor type select color               JP23            Closed

      Monitor type select monochrome          JP23             Open

     Battery type select internal            JP24            Closed

      Battery type select external            JP24             Open

     Power good signal detect from           JP25          pins 1 & 2
      board                                                   closed

      Power good signal detect from           JP25          pins 2 & 3
      power supply                                            closed

     Factory configured - do not             JP27             N/A
      alter

     Factory configured - do not             JP33             Open
      alter

     Factory configured - do not             JP34             N/A
      alter

     Factory configured - do not             JP35             N/A
      alter

     Local bus video enabled                 JP38             Open

      Local bus video disabled                JP38          pins 1 & 2
                                                              closed

     Factory configured - do not             JP47             Open
      alter

  Note: The locations of JP10, JP14, & JP16 are unidentified.

           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    JP36    JP37   JP39   JP40    JP41      JP42     JP43     JP44

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

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

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

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

      Type          JP26        JP28       JP30        JP31        JP32

  80486SX (PQFP)    1 & 2       Open       1 & 2       Open      1 & 2, 3
                                                                   & 4

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

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

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

    ODP486DX        2 & 3       Open       2 & 3       Open      1 & 2, 3
                                                                   & 4

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

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

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

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

  Note: Pins designated should be in the closed position.

                        PARALLEL PORT CONFIGURATION

      Setting             JP1                JP4               JP29

       LPT2            pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

       LPT1            pins 1 & 2         pins 2 & 3        pins 2 & 3
                         closed            closed             closed

       LPT3            pins 2 & 3         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

     Disabled          pins 2 & 3         pins 2 & 3           Open
                         closed            closed

                         SERIAL PORT CONFIGURATION

        Setting               JP2              JP3              JP7

  COM1 & COM2 enabled      pins 1 & 2       pins 1 & 2       pins 1 & 2
                            closed           closed           closed

  COM1 disabled & COM2     pins 2 & 3       pins 1 & 2       pins 1 & 2
        enabled             closed           closed           closed

  COM1 enabled & COM2      pins 1 & 2       pins 2 & 3       pins 1 & 2
       disabled             closed           closed           closed

  COM1 & COM2 disabled     pins 2 & 3       pins 2 & 3       pins 2 & 3
                            closed           closed           closed

                            VIDEO CONFIGURATION

    Resolution        Hz           JP17          JP18            JP19

    640 x 480        60Hz       pins 1 & 2     pins 1 & 2     pins 1 & 2
                                  closed        closed          closed

    640 x 480        70Hz       pins 1 & 2     pins 2 & 3     pins 2 & 3
                                  closed        closed          closed

    800 x 600        60Hz       pins 1 & 2     pins 2 & 3     pins 1 & 2
                                  closed        closed          closed

    800 x 600        70Hz       pins 1 & 2     pins 2 & 3     pins 2 & 3
                                  closed        closed          closed

    800 x 600        56Hz       pins 2 & 3     pins 1 & 2     pins 1 & 2
                                  closed        closed          closed

    1024 x 768       43Hz       pins 2 & 3     pins 1 & 2     pins 2 & 3
                                  closed        closed          closed

    1024 x 768       60Hz       pins 2 & 3     pins 2 & 3     pins 1 & 2
                                  closed        closed          closed

    1024 x 768       70Hz       pins 2 & 3     pins 2 & 3     pins 2 & 3
                                  closed        closed          closed

  Note: The location of the above jumpers is unidentified.

                         VRAM MEMORY CONFIGURATION

        Size               JP11              JP12              JP13

       512KB            pins 2 & 3        pins 2 & 3        pins 2 & 3
                          closed            closed            closed

        1MB             pins 2 & 3        pins 1 & 2        pins 2 & 3
                          closed            closed            closed

  Note: The location of the above jumpers is unidentified.

