
RELIALOGIC CORPORATION PRIVATE, LTD.

R4VLUG2

Processor  CX486M6/80486SX/SL80486SX/80486SX2/SL80486SX2/80487SX/CX486DX/AM486DX/UMCU5/80486DX/SL80486DX/CX486DX2/AM486DX2/80486DX2/
           SL80486DX2/AM486DX4/80486DX4
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   UMC
Max.       32MB
Onboard
DRAM
Cache      128/256/512/1024KB
BIOS       Phoenix
Dimensions 330mm x 218mm
I/O        32-bit VESA local bus slots (3), green PC connector
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  External battery          J2         Speaker              J90 pins 17 -
                                                                 20

  Turbo LED             J90 pins 2 &   Power LED &          J90 pins 11 -
                             3         keylock                   15

  Green PC connector    J90 pins 4 &   CPU voltage              JP90
                             5         regulator

  Turbo switch          J90 pins 6 &   32-bit VESA local      SL1 - SL3
                             7         bus slots

  Reset switch          J90 pins 9 &
                            10

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Flash BIOS voltage select 5v            JP1           pins 1 & 2
                                                              closed

      Flash BIOS voltage select 12v           JP1           pins 2 & 3
                                                              closed

     Keyboard type select internal           JP3             Closed

      Keyboard type select external           JP3              Open

     80486DX4 clock multiplier select        JP24          pins 2 & 3
      2x                                                      closed

      80486DX4 clock multiplier select        JP24             Open
      3x

     AM486DX4 clock multiplier select       JP400            Closed
      2x

      AM486DX4 clock multiplier select       JP400             Open
      3x

                            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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

                      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

     256KB        (4) 64K x 8        NONE        (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

      1MB        (4) 128K x 8    (4) 128K x 8    (1) 64K x 8

                        CACHE JUMPER CONFIGURATION

   Size      JP4    JP5      JP6     JP10      JP11      JP12      JP13

  128KB     1 & 2   1 & 2   Open     Open      Open      Open      Open

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

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

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

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

   1MB      2 & 3   2 & 3   2 & 3   2 & 3     Closed    Closed     Closed

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

      Type           JP14          JP15           JP16           JP17

    CX486M6       2 & 3, 4 &       2 & 3          Open       2 & 3, 4 & 5
                      5

    80486SX          Open          2 & 3          Open           Open

   SL80486SX      1 & 2, 3 &       2 & 3          Open          5 & 6
                      4

    80486SX2         Open          2 & 3          Open           Open

   SL80486SX2     1 & 2, 3 &       2 & 3          Open          5 & 6
                      4

    CX486DX         2 & 3        1 & 2, 3 &       1 & 2      2 & 3, 4 & 5
                                     4

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

     UMC U5          Open          2 & 3          3 & 4         1 & 2

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

    SL8046DX      1 & 2, 3 &     1 & 2, 3 &       1 & 2         5 & 6
                      4              4

    CX486DX2        2 & 3        1 & 2, 3 &       1 & 2      2 & 3, 4 & 5
                                     4

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

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

   SL80486DX2     1 & 2, 3 &     1 & 2, 3 &       1 & 2         5 & 6
                      4              4

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

    80486DX4      1 & 2, 3 &     1 & 2, 3 &       1 & 2         5 & 6
                      4              4

  Note: Pins designated should be in the closed position.

                      CPU TYPE CONFIGURATION (CONT)

           Type                     JP18                    JP19

          CX486M6            pins 1 & 2, 3 & 4, 5    pins 1 & 2, 3 & 4, 5
                                 & 6 closed              & 6 closed

          80486SX             pins 2 & 3 closed             Open

         SL80486SX            pins 1 & 2 closed       pins 1 & 2 closed

         80486SX2             pins 2 & 3 closed             Open

        SL80486SX2            pins 1 & 2 closed       pins 1 & 2 closed

          CX486DX            pins 1 & 2, 3 & 4, 5     pins 1 & 2, 3 & 4
                                 & 6 closed                closed

          AM486DX             pins 2 & 3 closed             Open

          UMC U5              pins 2 & 3 closed       pins 2 & 3 closed

          80486DX             pins 2 & 3 closed             Open

         SL8046DX             pins 1 & 2 closed       pins 1 & 2 closed

         CX486DX2            pins 1 & 2, 3 & 4, 5     pins 1 & 2, 3 & 4
                                 & 6 closed                closed

         AM486DX2                   2 & 3                   Open

         80486DX2             pins 2 & 3 closed             Open

        SL80486DX2            pins 1 & 2 closed       pins 1 & 2 closed

         AM486DX4             pins 2 & 3 closed             Open

         80486DX4             pins 1 & 2 closed       pins 1 & 2 closed

          CPU SPEED CONFIGURATION

   Speed      JP7        JP8        JP9

   25MHz     Closed      Open      Open

   33MHz     Closed     Closed    Closed

   40MHz     Closed     Closed     Open

  50iMHz     Closed      Open      Open

   50MHz      Open       Open     Closed

  66iMHz     Closed     Closed    Closed

  75iMHz     Closed      Open      Open

  100iMHz    Closed     Closed    Closed

         VESA WAIT STATE CONFIGURATION

      Wait states                 JP26

     0 wait states                Open

      1 wait state               Closed

  Note: The location of JP26 is unidentified.

  BUS SPEED CONFIGURATION

  CPU speed        JP25

   <= 33MHz        Open

   > 33MHz        Closed

