
DATAVAN INTERNATIONAL CORPORATION

DTV-05C

Processor  80486SX/80486DX/CX486DX2/80486DX2/CX486DX4/
           AM486DX4(V8B)/AM486DX4(V8T)/80486DX4(WB)/80486DX4(WT)/
           AM5X86/CX5X86
Processor  25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)/
Speed      120(internal)/133(internal)MHz
Chip Set   ALI
Video Chip Cirrus Logic
Set
Maximum    32MB
Onboard
Memory
Maximum    Unidentified
Video
Memory
Cache      64/128/256KB
BIOS       AMI
Dimensions 270mm x 150mm
I/O        Floppy drive interface, IDE interface, parallel port, serial
Options    ports (2), VGA feature connector, VGA port
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Chassis fan power          CN100     VGA feature connector       P1

  Power LED                  JP13      VGA port                    P2

  Speaker                    JP14      IDE interface               PV1

  Turbo LED                  JP15      Floppy drive interface      PV2

  Reset switch               JP24      Serial port 1               PV4

  Chassis fan power          JP101     Serial port 2               PV5

  IDE interface LED           JV1      Parallel port               PV6

  Note: The locations of all connectors are unidentified.

                        USER CONFIGURABLE SETTINGS

               Function                      Label           Position

     Factory configured  do not             JP2             Closed
      alter

     Factory configured  do not             JP3             Closed
      alter

     Factory configured  do not             JP4            Pins 2 & 3
      alter                                                   closed

     Factory configured  do not             JP5            Pins 2 & 3
      alter                                                   closed

     Factory configured  do not             JP6            Pins 1 & 2
      alter                                                   closed

     Factory configured  do not             JP7            Pins 1 & 2
      alter                                                   closed

     Factory configured  do not             JP9            Pins 2 & 3
      alter                                                   closed

     Factory configured  do not            JP18            Pins 2 & 3
      alter                                                   closed

     Factory configured  do not            JP19            Pins 2 & 3
      alter                                                   closed

     On board video enabled                 JP100           Pins 1 & 2
                                                              closed

      On board video disabled                JP100           Pins 2 & 3
                                                              closed

     CMOS memory normal operation           JP105             Open

      CMOS memory clear                      JP105            Closed

     Factory configured  do not            JP106             Open
      alter

     Factory configured  do not            JP107           Pins 1 & 2
      alter                                                   closed

     Factory configured  do not            JP108           Pins 1 & 2
      alter                                                   closed

     Factory configured  do not            JP109           Pins 1 & 2
      alter                                                   closed

     Factory configured  do not            JPA12            Closed
      alter

     Floppy drive interface enabled     JV2/pins 5 & 6       Closed

      Floppy drive interface disabled    JV2/pins 5 & 6        Open

     IDE interface enabled              JV2/pins 7 & 8       Closed

      IDE interface disabled             JV2/pins 7 & 8        Open

     Serial port 1 enabled               JV2/pins 9 &        Closed
                                              10

      Serial port 1 disabled              JV2/pins 9 &         Open
                                              10

     Serial port 2 enabled              JV2/pins 11 &        Closed
                                              12

      Serial port 2 disabled             JV2/pins 11 &         Open
                                              12

                  DRAM CONFIGURATION

       Size             Bank 0            Bank 1

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

       4MB           (1) 1M x 36           None

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

       8MB           (1) 2M x 36           None

       16MB          (1) 4M x 36           None

       32MB          (1) 4M x 36        (1) 4M x 36

  Note: The location of banks 0 & 1 is unidentified.

                            CACHE CONFIGURATION

  Note: Board accepts 64KB/128KB/256KB cache. The location and chip sizes
  are unidentified.

                        CACHE JUMPER CONFIGURATION

     Size           JP17           JP20           JP21           JP23

     64KB           1 & 2          Open           1 & 2         1 & 2

     128KB        1 & 2, 3 &      Closed          2 & 3         1 & 2
                      4

     256KB        1 & 2, 3 &      Closed          1 & 2         1 & 2
                  4, 5 & 6

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION

               Speed                              JP16

               25MHz                    Pins 1 & 2, 5 & 6 closed

               33MHz                    Pins 1 & 2, 3 & 4 closed

               40MHz                Pins 3 & 4, 5 & 6, 7 & 8 closed

              50iMHz                    Pins 1 & 2, 5 & 6 closed

               50MHz                Pins 1 & 2, 5 & 6, 7 & 8 closed

              66iMHz                Pins 1 & 2, 3 & 4, 7 & 8 closed

              80iMHz                    Pins 5 & 6, 7 & 8 closed

              100iMHz                   Pins 3 & 4, 7 & 8 closed

              120iMHz               Pins 3 & 4, 5 & 6, 7 & 8 closed

              133iMHz                   Pins 1 & 2, 3 & 4 closed

                            CPU TYPE SELECTION

      Type           JP1           JP8           JPB13          JPR17

    80486SX         Open        Pins 1 & 2       Open            Open
                                  closed

    80486DX         Open        Pins 1 & 2       Open            Open
                                  closed

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

    80486DX2        Open        Pins 1 & 2       Open            Open
                                  closed

    CX486DX4       Closed       Pins 2 & 3       Open         Pins 1 & 2
                                  closed                        closed

    AM486DX4        Open        Pins 2 & 3       Open            Open
     (V8B)                        closed

    AM486DX4        Open        Pins 1 & 2     Pins 2 & 3        Open
     (V8T)                        closed        closed

  80486DX4 (WB)     Open        Pins 2 & 3       Open            Open
                                  closed

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

     CX5X86         Open        Pins 2 & 3       Open            Open
                                  closed

     AM5X86         Open        Pins 2 & 3       Open         Pins 2 & 3
                                  closed                        closed

                           CPU VOLTAGE SELECTION

         Voltage                   JX1                      JX2

          3.3v              Pins 1 & 2 closed      Pins 4 & 7, 5 & 8, 6 &
                                                          9 closed

          3.45v             Pins 2 & 3 closed      Pins 4 & 7, 5 & 8, 6 &
                                                          9 closed

           5v                      N/A             Pins 1 & 4, 2 & 5, 3 &
                                                          6 closed

                      PARALLEL PORT ADDRESS SELECTION

                Setting                                 JV2

                   378h                         Pins 3 & 4 closed

                    278h                         Pins 1 & 2 closed

                    3BCh                     Pins 1 & 2, 3 & 4 closed

                  Disabled                             Open

                       SERIAL PORT ADDRESS SELECTION

                  Setting                               JP102

           COM1 (3F8h)/COM2 (2F8h)                     Open

            COM3 (3E8h)/COM4 (2E8h)                    Closed

                           SERIAL PORT SELECTION

         Setting                   JP103                   JP104

     Normal pin out          Pins 2 & 3 closed       Pins 2 & 3 closed

   9 th pin out with+5v      Pins 1 & 2 closed       Pins 1 & 2 closed
         for CCD

