
ELITEGROUP COMPUTER SYSTEMS, INC.

UM8810P-AIO (V.2.1)

Processor  CX486S/80486SX/SL80486SX/SL80486SX2/80487SX/UMCU5S/ UMCU5SD/CX486DX/AM486DX/80486DX/SL80486DX(WT)/AM486DX2/
           80486DX2/SL80486DX2(WB)/SL80486DX2(WT)/ODPR486DX2/CX486DX2/AM486DX4/AM486DX4/80486DX4(WB)/80486DX4(WT)/ODPR486DX4/
           P24T
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   UMC
Maximum    128MB
Onboard
Memory
Cache      128/256/512KB
BIOS       Phoenix
Dimensions 330mm x 220mm
I/O        32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse
Options    interface, serial ports (2)
NPU        None
Options

[Image]

                                CONNECTIONS

        Function           Label            Function            Label

  Serial port 2              J1        Turbo switch          J11 pins 6 &
                                                                  7

  Serial port 1              J2        Reset switch          J11 pins 9 &
                                                                  10

  Parallel port              J3        Power LED & keylock    J11 pins 11
                                                                 - 15

  IDE interface 1            J7        Speaker                J11 pins 17
                                                                 - 20

  IDE interface 2            J8        IDE interface LED         J12

  Floppy drive               J9        PS/2 mouse interface      J19
  interface

  Turbo LED              J11 pins 2    32-bit PCI slots       PC1 - PC3
                            & 3

  Green PC connector     J11 pins 4
                            & 5

                        USER CONFIGURABLE SETTINGS

                 Setting                     Label           Position

      BIOS type select EPROM                  JP6              Open

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

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

     On board I/O enabled                    JP8           Pins 1 & 2
                                                              closed

      On board I/O disabled                   JP8           Pins 2 & 3
                                                              closed

      IDE interface enabled                   JP12             Open

      IDE interface disabled                  JP12            Closed

     CMOS memory normal operation            JP30             Open

      CMOS memory clear                       JP30            Closed

                                   DRAM

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     2MB        (1) 512K x        None           None           None
                    36

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

     3MB        (1) 256K x     (1) 256K x     (1) 256K x        None
                    36             36             36

     4MB       (1) 1M x 36        None           None           None

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

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

     4MB        (1) 256K x     (1) 256K x     (1) 512K x        None
                    36             36             36

     5MB        (1) 512K x     (1) 512K x     (1) 256K x        None
                    36             36             36

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

     6MB        (1) 512K x     (1) 512K x     (1) 512K x        None
                    36             36             36

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

     6MB        (1) 256K x     (1) 256K x    (1) 1M x 36        None
                    36             36

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

     8MB        (1) 512K x     (1) 512K x    (1) 1M x 36        None
                    36             36

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

     10MB      (1) 1M x 36    (1) 1M x 36     (1) 512K x        None
                                                  36

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

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

     12MB      (1) 1M x 36    (1) 1M x 36    (1) 1M x 36        None

                               DRAM (CONT)

     Size          Bank 0        Bank 1         Bank 2         Bank 3

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

     16MB       (1) 4M x 36       None           None           None

     16MB       (1) 1M x 36    (1) 1M x 36       None           None

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

     17MB       (1) 1M x 36    (1) 1M x 36     (1) 256K x       None
                                                  36

     18MB        (1) 256K x     (1) 256K x    (1) 4M x 36       None
                     36            36

     20MB        (1) 512K x     (1) 512K x    (1) 4M x 36       None
                     36            36

     24MB       (1) 1M x 36    (1) 1M x 36    (1) 4M x 36       None

     32MB       (1) 8M x 36       None           None           None

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

     33MB       (1) 4M x 36    (1) 4M x 36     (1) 256K x       None
                                                  36

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

     34MB       (1) 4M x 36    (1) 4M x 36     (1) 512K x       None
                                                  36

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

     34MB        (1) 256K x     (1) 256K x    (1) 8M x 36       None
                     36            36

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

     36MB       (1) 4M x 36    (1) 4M x 36    (1) 1M x 36       None

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

     36MB        (1) 512K x     (1) 512K x    (1) 8M x 36       None
                     36            36

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

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

     40MB       (1) 1M x 36    (1) 1M x 36    (1) 8M x 36       None

     48MB       (1) 4M x 36    (1) 4M x 36    (1) 4M x 36       None

     64MB       (1) 8M x 36    (1) 8M x 36       None           None

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

     64MB       (1) 4M x 36    (1) 4M x 36    (1) 8M x 36       None

     65MB       (1) 8M x 36    (1) 8M x 36     (1) 256K x       None
                                                  36

     66MB       (1) 8M x 36    (1) 8M x 36     (1) 256K x   (1) 256K x 36
                                                  36

     66MB       (1) 8M x 36    (1) 8M x 36     (1) 512K x       None
                                                  36

     66MB        (1) 256K x     (1) 256K x    (1) 8M x 36    (1) 8M x 36
                     36            36

     68MB       (1) 8M x 36    (1) 8M x 36     (1) 512K x   (1) 512K x 36
                                                  36

     68MB       (1) 8M x 36    (1) 8M x 36    (1) 1M x 36       None

     68MB       (1) 8M x 36    (1) 8M x 36    (1) 1M x 36    (1) 1M x 36

     70MB        (1) 512K x     (1) 512K x    (1) 8M x 36    (1) 8M x 36
                     36            36

     72MB       (1) 1M x 36    (1) 1M x 36    (1) 8M x 36    (1) 8M x 36

     80MB       (1) 8M x 36    (1) 8M x 36    (1) 4M x 36       None

     96MB       (1) 8M x 36    (1) 8M x 36    (1) 4M x 36    (1) 4M x 36

     96MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36       None

     96MB       (1) 4M x 36    (1) 4M x 36    (1) 8M x 36    (1) 8M x 36

    128MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

                          CACHE SIZE

      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 (A)      (4) 64K x 8     (4) 64K x 8    (1) 32K x 8

   512KB (B)     (4) 128K x 8        None        (1) 32K x 8

                               CACHE JUMPER

    Size         JP13        JP14         JP16         JP33        JP35

    128KB        Open        1 & 2       2 & 3         Open        Open

    256KB        Open        2 & 3       1 & 2         Open       Closed

  512KB (A)      Open        2 & 3       1 & 2        Closed      Closed

  512KB (B)     1 & 2        2 & 3       2 & 3        Closed      Closed

  Note: Pins designated should be in the closed position.

                                 CPU TYPE

     Setting          JP18        JP19        JP20      JP21       JP22

      cx486s          Open       Closed      2 & 3      Open      2 & 3

     80486SX          Open        Open       2 & 3      Open       Open

    SL80486SX         Open        Open       2 & 3      Open      1 & 2

    SL80486SX2        Open        Open       2 & 3      Open      1 & 2

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

     UMC U5S          Open        Open       2 & 3      1 & 2,     Open
                                                        3 & 4

     UMC U5SD         Open        Open       1 & 2,     1 & 2,     Open
                                             3 & 4      3 & 4

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

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

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

  SL80486DX (WT)      Open        Open       1 & 2,     1 & 2     1 & 2
                                             3 & 4

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

     AM486DX2        Closed       Open       1 & 2,     1 & 2    1 & 2, 3
      (SV8B)                                 3 & 4                 & 4

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

    SL80486DX2       Closed       Open       1 & 2,     1 & 2    1 & 2, 3
       (WB)                                  3 & 4                 & 4

    SL80486DX2        Open        Open       1 & 2,     1 & 2     1 & 2
       (WT)                                  3 & 4

    ODPR486DX2        Open        Open       1 & 2,     1 & 2     1 & 2
                                             3 & 4

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

     AM486DX4         Open        Open       1 & 2,     1 & 2      Open
                                             3 & 4

     AM486DX4        Closed       Open       1 & 2,     1 & 2    1 & 2, 3
      (SV8B)                                 3 & 4                 & 4

  80486DX4 (WB)      Closed       Open       1 & 2,     1 & 2    1 & 2, 3
                                             3 & 4                 & 4

  80486DX4 (WT)       Open        Open       1 & 2,     1 & 2     1 & 2
                                             3 & 4

    ODPR486DX4        Open        Open       1 & 2,     1 & 2     1 & 2
                                             3 & 4

       P24T           Open        Open       1 & 2,     2 & 3     1 & 2
                                             3 & 4

  Note: Pins designated should be in the closed position.

                             CPU TYPE (CONT)

     Setting           JP23           JP24         JP27          JP28

      cx486s        Pins 2 & 3     Pins 2 & 3    1 & 2, 3     Pins 2 & 3
                      closed         closed        & 4          closed

     80486SX           Open        Pins 1 & 2      Open          Open
                                     closed

    SL80486SX          Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

    SL80486SX2         Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

     80487SX           Open        Pins 1 & 2      Open          Open
                                     closed

     UMC U5S           Open        Pins 1 & 2      Open       Pins 3 & 4
                                     closed                     closed

     UMC U5SD          Open        Pins 1 & 2      Open       Pins 3 & 4
                                     closed                     closed

     CX486DX        Pins 2 & 3     Pins 2 & 3    1 & 2, 3     Pins 2 & 3
                      closed         closed        & 4          closed

     AM486DX           Open        Pins 1 & 2      Open          Open
                                     closed

     80486DX           Open        Pins 1 & 2      Open          Open
                                     closed

  SL80486DX (WT)       Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

     AM486DX2          Open        Pins 1 & 2      Open          Open
                                     closed

  AM486DX2 (SV8B)      Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

     80486DX2          Open        Pins 1 & 2      Open          Open
                                     closed

  SL80486DX2 (WB)      Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

  SL80486DX2 (WT)      Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

    ODPR486DX2         Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

     CX486DX2       Pins 2 & 3     Pins 2 & 3    1 & 2, 3     Pins 2 & 3
                      closed         closed        & 4          closed

     AM486DX4          Open        Pins 1 & 2      Open          Open
                                     closed

  AM486DX4 (SV8B)      Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

  80486DX4 (WB)        Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

  80486DX4 (WT)        Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

    ODPR486DX4         Open        Pins 2 & 3    2 & 3, 4        Open
                                     closed        & 5

       P24T         Pins 1 & 2     Pins 2 & 3    2 & 3, 4     Pins 1 & 2
                      closed         closed        & 5          closed

                             CPU TYPE (CONT)

     Setting          JP36           JP37          JP38          JP44

     cx486s         Pins 1 & 2    Pins 1 & 2     Pins 2 & 3      Open
                     closed         closed        closed

     80486SX          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

    SL80486SX       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

   SL80486SX2       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

     80487SX          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

     UMC U5S        Pins 2 & 3    Pins 2 & 3     Pins 1 & 2      Open
                     closed         closed        closed

    UMC U5SD        Pins 2 & 3    Pins 2 & 3     Pins 1 & 2      Open
                     closed         closed        closed

     CX486DX        Pins 1 & 2    Pins 1 & 2     Pins 2 & 3      Open
                     closed         closed        closed

     AM486DX          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

     80486DX          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

  SL80486DX (WT)    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

    AM486DX2          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

     AM486DX2       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
     (SV8B)          closed         closed        closed

    80486DX2          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

    SL80486DX2      Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
      (WB)           closed         closed        closed

    SL80486DX2      Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
      (WT)           closed         closed        closed

   ODPR486DX2       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

    CX486DX2        Pins 1 & 2    Pins 1 & 2     Pins 2 & 3      Open
                     closed         closed        closed

    AM486DX4          Open        Pins 1 & 2     Pins 1 & 2      Open
                                    closed        closed

     AM486DX4       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
     (SV8B)          closed         closed        closed

  80486DX4 (WB)     Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

  80486DX4 (WT)     Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

   ODPR486DX4       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2      Open
                     closed         closed        closed

      P24T          Pins 1 & 2    Pins 1 & 2     Pins 1 & 2     Closed
                     closed         closed        closed

                              CPU SPEED

              Setting                             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 MULTIPLIER (AMD NV8T ONLY)

       Setting               JP25

         2x           Pins 2 & 3 closed

         3x           Pins 1 & 2 closed

  CPU MULTIPLIER (AMD SV8B /INTEL ONLY)

       Setting               JP29

         2x                 Closed

         3x                  Open

                                CPU VOLTAGE

      Setting                                JP10

        3.3v                        VR-100/VR-102 installed

       3.45v                        VR-100/VR-102 installed

        3.6v                        VR-100/VR-102 installed

         4v                         VR-100/VR-102 installed

         5v             1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11& 12, 13 &
                                 14, 15 & 16, 17 & 18, 19 & 20

  Note: Pins designated should be in the closed position.

                                DMA CHANNEL

         Setting                    JP4                      JP5

             DMA1            Pins 2 & 3 closed        Pins 1 & 2 closed

            DMA3            Pins 1 & 2 closed        Pins 2 & 3 closed

