
ELITEGROUP COMPUTER SYSTEMS, INC.

UC4917-G

Processor    CXM6/80486SX/CXM6-C6/AM486DX/80486DX/80486DX2/P23N/P23T/ P24T
Processor    25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set     UMC
Maximum      64MB
Onboard
Memory
Cache        64/128/256KB
BIOS         AMI
Dimensions   330mm x 218mm
I/O Options  32-bit VESA local bus slots (3), green PC connector
NPU Options  None

[Image]

                                CONNECTIONS

       Function           Label             Function            Label

  External battery          J1       Turbo LED                   JP25

  Speaker                   J3       Reset switch                JP26

  Power LED & keylock      JP23      Green PC connector          JP32

  Turbo switch             JP24      32-bit VESA local bus    SL1 - SL3
                                     slots

                        USER CONFIGURABLE SETTINGS

                 Setting                      Label          Position

      CMOS memory normal operation             JP1             Open

      CMOS memory clear                        JP1            Closed

      BIOS type select EPROM                   JP2             Open

      BIOS type select flash BIOS EPROM        JP2            Closed

      Monitor type select color                JP5          Pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP5          Pins 1 & 2
                                                              closed

      VGA card type select normal card         JP6          Pins 1 & 2
      installed                                               closed

      VGA card type select Weitek Power        JP6          Pins 2 & 3
      9000 only                                               closed

      PGA enabled                             JP20            Closed

      PQFP enabled                            JP20             Open

     Factory configured - do not alter       JP29             Open

                                   DRAM

     Size         Bank 0         Bank 1         Bank 2         Bank 3

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

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

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

     3MB        (1) 512K x        None        (1) 256K x        None
                    36                            36

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

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

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

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

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

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

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

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

     7MB        (1) 512K x        None       (1) 1M x 36    (1) 256K x 36
                    36

     7MB       (1) 1M x 36     (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

     8MB       (1) 2M x 36        None           None           None

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

     9MB       (1) 2M x 36        None        (1) 256K x        None
                                                  36

     9MB       (1) 1M x 36    (1) 1M x 36     (1) 256K x        None
                                                  36

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

     10MB       (1) 512K x        None       (1) 2M x 36        None
                    36

     10MB      (1) 2M x 36        None        (1) 256K x    (1) 256K x 36
                                                  36

     10MB      (1) 2M x 36        None        (1) 512K x        None
                                                  36

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

     12MB      (1) 2M x 36        None       (1) 1M x 36        None

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

     13MB      (1) 2M x 36        None       (1) 1M x 36    (1) 256K x 36

     13MB      (1) 1M x 36    (1) 1M x 36    (1) 1M x 36    (1) 256K x 36

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

                               DRAM (CONT)

     Size         Bank 0         Bank 1         Bank 2         Bank 3

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

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

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

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

     18MB       (1) 512K x        None       (1) 4M x 36        None
                    36

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

     19MB       (1) 512K x        None       (1) 4M x 36    (1) 256K x 36
                    36

     19MB      (1) 4M x 36     (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

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

     21MB      (1) 4M x 36    (1) 1M x 36     (1) 256K x        None
                                                  36

     22MB       (1) 512K x        None       (1) 4M x 36     (1) 1M x 36
                    36

     22MB      (1) 4M x 36    (1) 1M x 36     (1) 256K x    (1) 256K x 36
                                                  36

     24MB      (1) 2M x 36        None       (1) 4M x 36        None

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

     25MB      (1) 2M x 36        None       (1) 4M x 36    (1) 256K x 36

     25MB      (1) 4M x 36    (1) 1M x 36    (1) 1M x 36    (1) 256K x 36

     28MB      (1) 2M x 36        None       (1) 4M x 36     (1) 1M x 36

     28MB      (1) 4M x 36    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36

     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

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

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

     37MB      (1) 4M x 36    (1) 4M x 36    (1) 1M x 36    (1) 256K x 36

     40MB      (1) 2M x 36        None       (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) 4M x 36    (1) 4M x 36    (1) 4M x 36        None

     49MB      (1) 4M x 36    (1) 4M x 36    (1) 4M x 36    (1) 256K x 36

     52MB      (1) 4M x 36    (1) 4M x 36    (1) 4M x 36     (1) 1M x 36

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

                        CACHE SIZE

     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

     Size          JP17            JP18           JP21           JP22

     64KB        Pins 1 & 2        Open           Open           Open
                  closed

    128KB        Pins 2 & 3     Pins 2 & 3       Closed          Open
                  closed          closed

    256KB        Pins 1 & 2     Pins 1 & 2       Closed         Closed
                  closed          closed

                        CPU TYPE

          Setting                      JP13

            CXM6                 Pins 2 & 3 closed

          80486SX                Pins 2 & 3 closed

          CXM6/C6            Pins 1 & 2, 3 & 4 closed

          AM486DX            Pins 1 & 2, 3 & 4 closed

          80486DX            Pins 1 & 2, 3 & 4 closed

          80486DX2           Pins 1 & 2, 3 & 4 closed

            P23N             Pins 1 & 2, 3 & 4 closed

            P23T             Pins 1 & 2, 3 & 4 closed

            P24T             Pins 1 & 2, 3 & 4 closed

                           CPU TYPE (CYRIX ONLY)

       Setting              JP9              JP14              JP19

     C6 or M6/C6         Pins 1 & 2        Pins 1 & 2        Pins 1 & 2
      installed           closed            closed            closed

   C6 or M6/C6 not       Pins 2 & 3        Pins 2 & 3        Pins 2 & 3
      installed           closed            closed            closed

                 CPU SPEED

  Setting     JP7        JP8       JP30

   25MHz     Closed      Open      Open

   33MHz     Closed     Closed    Closed

   40MHz     Closed     Closed     Open

  50iMHz     Closed      Open      Open

   50MHz      Open       Open     Closed

  66iMHz     Closed     Closed    Closed

                          CPU SPEED

       Setting               JP11                 JP31

      < = 40MHz        Pins 2 & 3 closed   Pins 2 & 3 closed

        50MHz          Pins 1 & 2 closed   Pins 1 & 2 closed

      CPU CLOCK (CYRIX ONLY)

     Setting           JP33

  1x (CX486DX)         Open

  2x (CX486DX2)       Closed

      VL BUS SPEED

  Setting      JP15

  <= 33MHz     Open

  > 33MHz     Closed

        VL BUS WAIT STATE

     Setting           JP16

  0 wait states        Open

  1 wait state        Closed

                     POWER MANAGEMENT IRQ

       Setting               JP27                 JP28

        IRQ3                 N/A           Pins 7 & 8 closed

        IRQ5           Pins 1 & 2 closed          N/A

        IRQ7           Pins 3 & 4 closed          N/A

        IRQ9           Pins 5 & 6 closed          N/A

        IRQ10                N/A           Pins 1 & 2 closed

        IRQ11                N/A           Pins 3 & 4 closed

        IRQ15                N/A           Pins 5 & 6 closed

