
ELITEGROUP COMPUTER SYSTEMS, INC.

UM8810P-AIO (ECS)(REV. 1.0)

Processor  CX486S/SL80486SX/80486SX/80487SX/SL80486SX2/UMU5S/UMU5DS/
           CX486DX/AM486DX/SL80486DX/80486DX/AM486DXL/AM486DXL2/CX486DX2/AM486DX2/SL80486DX2/80486DX2/80486DX4/Pentium
           Overdrive
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   UMC
Max.       64MB
Onboard
DRAM
Cache      128/256/512KB
BIOS       Phoenix
Dimensions 330mm x 218mm
I/O        32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial
Options    ports (2)
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Serial port 2                J1       Turbo LED                 J11

  Serial port 1                J2       Reset switch              J12

  Parallel port                J3       Speaker                   J13

  IDE interface (primary)      J7       Power LED & keylock       J14

  IDE interface                J8       Green PC connector        J15
  (secondary)

  Floppy drive interface       J9       IDE interface LED         J16

  Turbo switch                J10       32-bit PCI slots        PC1 - PC3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Parallel port IRQ select IRQ7           JP3           pins 1 & 2
                                                              closed

      Parallel port IRQ select IRQ5           JP3           pins 2 & 3
                                                              closed

     BIOS type select EPROM                  JP6              Open

      BIOS type select flash 5v               JP6           pins 1 & 2
                                                              closed

      BIOS type select flash 12v              JP6           pins 2 & 3
                                                              closed

     On board 37C665 enabled                 JP8           pins 1 & 2
                                                              closed

      On board 37C665 disabled                JP8           pins 2 & 3
                                                              closed

     IDE interface enabled                   JP12             Open

      IDE interface disabled                  JP12          pins 5 & 6
                                                              closed

     Factory configured - do not             JP41             N/A
      alter

      Factory configured - do not             JP44             N/A
      alter

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1        Bank 2          Bank 3

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

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

     4MB        (1) 512K x     (1) 512K x       NONE            NONE
                    36             36

     6MB        (1) 256K x     (1) 256K x     (1) 512K x    (1) 512K x 36
                    36             36            36

     8MB        (1) 512K x     (1) 512K x     (1) 512K x    (1) 512K x 36
                    36             36            36

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

     10MB       (1) 256K x     (1) 256K x    (1) 1M x 36     (1) 1M x 36
                    36             36

     12MB       (1) 512K x     (1) 512K x    (1) 1M x 36     (1) 1M x 36
                    36             36

     16MB      (1) 1M x 36    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36

     16MB      (1) 2M x 36    (1) 2M x 36       NONE            NONE

     18MB       (1) 256K x     (1) 256K x    (1) 2M x 36     (1) 2M x 36
                    36             36

     20MB       (1) 512K x     (1) 512K x    (1) 2M x 36     (1) 2M x 36
                    36             36

     20MB      (1) 2M x 36    (1) 2M x 36     (1) 512K x    (1) 512K x 36
                                                 36

     24MB      (1) 1M x 36    (1) 1M x 36    (1) 2M x 36     (1) 2M x 36

     24MB      (1) 2M x 36    (1) 2M x 36    (1) 1M x 36     (1) 1M x 36

     32MB      (1) 2M x 36    (1) 2M x 36    (1) 2M x 36     (1) 2M x 36

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

     34MB       (1) 256K x     (1) 256K x    (1) 4M x 36     (1) 4M x 36
                    36             36

     36MB       (1) 512K x     (1) 512K x    (1) 4M x 36     (1) 4M x 36
                    36             36

     36MB      (1) 4M x 36    (1) 4M x 36     (1) 512K x    (1) 512K x 36
                                                 36

     40MB      (1) 1M x 36    (1) 1M x 36    (1) 4M x 36     (1) 4M x 36

     40MB      (1) 4M x 36    (1) 4M x 36    (1) 1M x 36     (1) 1M x 36

     48MB      (1) 2M x 36    (1) 2M x 36    (1) 4M x 36     (1) 4M x 36

     48MB      (1) 4M x 36    (1) 4M x 36    (1) 2M x 36     (1) 2M x 36

     64MB      (1) 4M x 36    (1) 4M x 36    (1) 4M x 36     (1) 4M x 36

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

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

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

     512KB        (4) 64K x 8     (4) 64K x 8    (1) 32K x 8

     512KB       (4) 128K x 8        NONE        (1) 32K x 8

                   CACHE JUMPER CONFIGURATION

   Size       jp13       jp14       jp16       jp33       jp35

   128KB      Open       1 & 2      2 & 3      Open       Open

   256KB      Open       2 & 3      1 & 2      Open      Closed

   512KB      Open       2 & 3      1 & 2      Open      Closed

   512KB      1 & 2      2 & 3      2 & 3      Open      Closed

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

       Type             JP18           JP19         JP20         JP21

      CX486S            Open          2 & 3        2 & 3         Open

     SL80486SX          Open           Open        2 & 3         Open

      80486SX           Open           Open        2 & 3         Open

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

    SL80486SX2          Open           Open        2 & 3         Open

       UMU5S            Open           Open        2 & 3       1 & 2, 3 &
                                                                   4

      UMU5DS            Open           Open      1 & 2, 3 &    1 & 2, 3 &
                                                     4             4

      CX486DX           Open          2 & 3      1 & 2, 3 &      1 & 2
                                                     4

      AM486DX           Open           Open      1 & 2, 3 &      1 & 2
                                                     4

     SL80486DX          Open           Open      1 & 2, 3 &      1 & 2
                                                     4

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

     AM486DXL           Open           Open      1 & 2, 3 &    1 & 2, 3 &
                                                     4             4

     AM486DXL2          Open           Open      1 & 2, 3 &    1 & 2, 3 &
                                                     4             4

     CX486DX2           Open          2 & 3      1 & 2, 3 &      1 & 2
                                                     4

     AM486DX2           Open           Open      1 & 2, 3 &      1 & 2
                                                     4

    SL80486DX2          Open           Open      1 & 2, 3 &      1 & 2
                                                     4

   80486DX2 (WB)       Closed          Open      1 & 2, 3 &      1 & 2
                                                     4

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

     80486DX4           Open           Open      1 & 2, 3 &      1 & 2
                                                     4

      Pentium            N/A           Open      1 & 2, 3 &      2 & 3
     Overdrive                                       4

  Note: Pins designated should be in the closed position.

                      CPU TYPE CONFIGURATION (CONT)

        Type            JP22          JP23         JP24          JP27

       CX486S           2 & 3        2 & 3         2 & 3       1 & 2, 3 &
                                                                   4

     SL80486SX          1 & 2         Open         2 & 3       2 & 3, 4 &
                                                                   5

      80486SX           Open          Open         1 & 2         Open

      80487SX           Open          Open         1 & 2         Open

     SL80486SX2         1 & 2         Open         2 & 3       2 & 3, 4 &
                                                                   5

       UMU5S            Open          Open         1 & 2         Open

       UMU5DS           Open          Open         1 & 2         Open

      CX486DX           2 & 3        2 & 3         2 & 3       1 & 2, 3 &
                                                                   4

      AM486DX           Open          Open         1 & 2         Open

     SL80486DX          1 & 2         Open         2 & 3       2 & 3, 4 &
                                                                   5

      80486DX           Open          Open         1 & 2         Open

      AM486DXL          Open          Open         1 & 2         Open

     AM486DXL2          Open          Open         1 & 2         Open

      CX486DX2          2 & 3        2 & 3         2 & 3       1 & 2, 3 &
                                                                   4

      AM486DX2          Open          Open         1 & 2         Open

     SL80486DX2         1 & 2         Open         2 & 3       2 & 3, 4 &
                                                                   5

   80486DX2 (WB)      1 & 2, 3 &      Open         2 & 3       2 & 3, 4 &
                          4                                        5

      80486DX2          Open          Open         1 & 2         Open

      80486DX4          1 & 2         Open         2 & 3       2 & 3, 4 &
                                                                   5

       Pentium          1 & 2        1 & 2       2 & 3, 4 &      2 & 3
     Overdrive                                       5

  Note: Pins designated should be in the closed position.

                      CPU TYPE CONFIGURATION (CONT)

       Type          JP28        JP31       JP36       JP37       JP38

      CX486S         1 & 2      1 & 2      1 & 2      1 & 2       2 & 3

    SL80486SX        Open       1 & 2      1 & 2      1 & 2       1 & 2

     80486SX         Open       1 & 2       Open      1 & 2       1 & 2

     80487SX         Open       1 & 2       Open      1 & 2       1 & 2

    SL80486SX2       Open       1 & 2      1 & 2      1 & 2       1 & 2

      UMU5S          3 & 4      1 & 2      2 & 3      2 & 3       1 & 2

      UMU5DS         3 & 4      1 & 2      2 & 3      2 & 3       1 & 2

     CX486DX         2 & 3      1 & 2      1 & 2      1 & 2       2 & 3

     AM486DX         Open       1 & 2       Open      1 & 2       1 & 2

    SL80486DX        Open       1 & 2      1 & 2      1 & 2       1 & 2

     80486DX         Open       1 & 2       Open      1 & 2       1 & 2

     AM486DXL        3 & 4      1 & 2      2 & 3      2 & 3       1 & 2

    AM486DXL2        3 & 4      1 & 2      2 & 3      2 & 3       1 & 2

     CX486DX2        2 & 3      1 & 2      1 & 2      1 & 2       2 & 3

     AM486DX2        Open       1 & 2       Open      1 & 2       1 & 2

    SL80486DX2       Open       1 & 2      1 & 2      1 & 2       1 & 2

  80486DX2 (WB)      Open       1 & 2      1 & 2      1 & 2       1 & 2

     80486DX2        Open       1 & 2       Open      1 & 2       1 & 2

     80486DX4        Open       3 & 4      1 & 2      1 & 2       1 & 2

      Pentium        1 & 2      1 & 2      1 & 2      1 & 2       1 & 2
    Overdrive

  Note: Pins designated should be in the closed position.

                       CPU SPEED CONFIGURATION

               Speed                              JP17

               25MHz                       pins 1 & 2 closed

               33MHz                pins 1 & 2, 3 & 4, 5 & 6 closed

               40MHz                    pins 1 & 2, 3 & 4 closed

              50iMHz                       pins 1 & 2 closed

               50MHz                       pins 5 & 6 closed

              66iMHz                pins 1 & 2, 3 & 4, 5 & 6 closed

              75iMHz                       pins 1 & 2 closed

              100iMHz               pins 1 & 2, 3 & 4, 5 & 6 closed

  CPU SPEED CONFIGURATION (80486DX4 ONLY)

        Speed                  JP29

          2x                  Closed

          3x                   Open

               PARALLEL PORT DRQ CONFIGURATION

      DACK/DRQ               JP4                  JP5

     DACK3/DRQ3        pins 1 & 2 closed   pins 2 & 3 closed

     DACK1/DRQ1        pins 2 & 3 closed   pins 1 & 2 closed

