
RELIALOGIC CORPORATION PRIVATE, LTD.

SA486VP

Processor       80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed 25/33/50(internal)/66(internal)MHz
Chip Set        Intel
Max. Onboard    128MB
DRAM
Cache           128/256/512KB
BIOS            Phoenix
Dimensions      330mm x 218mm
I/O Options     32-bit VESA local bus slots (2),32-bit PCI bus slots (4),
                green PC feature
NPU Options     None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  Turbo LED                  J3        Power LED & keylock         J7

  Reset switch               J5        32-bit PCI BUS slots     P1 - P4

  Speaker                    J6        32-bit VESA Local bus   SL1 & SL2
                                       slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             JP7              Open
      alter

     Monitor type select color               JP8           pins 2 & 3
                                                              closed

      Monitor type select monochrome          JP8           pins 1 & 2
                                                              closed

     Factory configured - do not             JP9              Open
      alter

     Factory configured - do not             JP10             Open
      alter

     BIOS type select EPROM                  JP11          pins 2 & 3
                                                              closed

      BIOS type select Flash                  JP11          pins 1 & 2
                                                              closed

     Factory configured - do not             JP13             Open
      alter

     Factory configured - do not             JP16             Open
      alter

     Factory configured - do not             JP18             Open
      alter

     Factory configured - do not             JP27             Open
      alter

     Factory configured - do not             JP28             Open
      alter

     Factory configured - do not             JP29             Open
      alter

     Factory configured - do not             JP32          pins 2 & 3
      alter                                                   closed

     Factory configured - do not             JP33             Open
      alter

     Factory configured - do not             JP34             Open
      alter

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

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

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

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

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

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

     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

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

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

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     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

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

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

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

     68MB        (1) 512K x     (1) 512K 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

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

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

     80MB       (1) 2M x 36    (1) 2M x 36    (1) 8M x 36    (1) 8M x 36

     80MB       (1) 8M x 36    (1) 8M x 36    (1) 2M x 36    (1) 2M x 36

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

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

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

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

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

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

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

                        CACHE JUMPER CONFIGURATION

  Size     JP14     JP15     JP22   JP23   JP24   JP25    JP30      JP31

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

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

  512KB   Closed   Closed    1 &    1 &     1 &    1 &    Closed   Closed
                              2      2      2      2

  Note: Pins designated should be in the closed position.

                 CPU TYPE CONFIGURATION

            Type                       JP26

          80486SX                pins 2 & 3 closed

          80487SX            pins 1 & 2, 3 & 4 closed

        80486DX/DX2          pins 1 & 2, 3 & 4 closed

         Overdrive           pins 1 & 2, 3 & 4 closed

                          CPU SPEED CONFIGURATION

    Speed          JP17           JP19           JP20           JP21

    25MHz         Closed         Closed       pins 2 & 3      pins 2 & 3
                                                closed         closed

    33MHz         Closed          Open        pins 1 & 2      pins 2 & 3
                                                closed         closed

    50iMHz        Closed         Closed       pins 2 & 3      pins 2 & 3
                                                closed         closed

    66iMHz        Closed          Open        pins 1 & 2      pins 2 & 3
                                                closed         closed

                          VESA BUS CONFIGURATION

           Setting                    JP12                   JP35

            Enabled           pins 2 & 3 closed      pins 2 & 3 closed

             Disabled          pins 1 & 2 closed      pins 1 & 2 closed

            Note: The VESA bus function must be enabled when a VESA VGA
            is installed on board, or when running the VESA IDE under
            DOS, Windows, and Windows NT modes.

                           PCI IRQ CONFIGURATION

    IRQ/INT           JP3           JP4            JP5           JP6

   IRQ7/INT B         N/A           N/A            N/A        pins 2 & 3
                                                                closed

   IRQ9/INT B         N/A           N/A            N/A        pins 1 & 2
                                                                closed

  IRQ10/INT A         N/A           N/A         pins 1 & 2       N/A
                                                 closed

  IRQ10/INT C         N/A           N/A         pins 2 & 3       N/A
                                                 closed

  IRQ11/INT A         N/A        pins 1 & 2        N/A           N/A
                                   closed

  IRQ11/INT C         N/A        pins 2 & 3        N/A           N/A
                                   closed

  IRQ15/INT A      pins 1 & 2       N/A            N/A           N/A
                    closed

  IRQ15/INT C      pins 2 & 3       N/A            N/A           N/A
                    closed

            Note: If the add on card installed is anIDE or an IDE cache,
            INTX# setting for the PCI IDE or IDE cache card should be
            INTD#.

                  GREEN PC IRQ CONFIGURATION

         IRQ                 JP1                  JP2

        IRQ5                 N/A           pins 1 & 2 closed

        IRQ7           pins 1 & 2 closed          N/A

        IRQ9                 N/A           pins 3 & 4 closed

        IRQ10          pins 3 & 4 closed          N/A

        IRQ11          pins 5 & 6 closed          N/A

