
ANSEL COMMUNICATIONS, INC.

ANSELSTATION

Processor  CX486S/UMCU5S/80486SX/SL80486SX/CX486DX/80486DX/
           SL80486DX/AM486DX2/(SL)AM486DX2(WT)/(SL)AM486DX2(WB)/
           80486DX2/SL80486DX2/AM486DX4/(SL)AM486DX4(WB)/
           (SL)486DX4(WT)/80486DX4/P24D/P24T/CX5X86
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   UMC
Video Chip AGI
Set
Maximum    64MB
Onboard
Memory
Maximum    1MB
Video
Memory
Cache      None
BIOS       Award
Dimensions 235mm x 186mm
I/O        Floppy drive interface, IDE interface, parallel port, PS/2 mouse
Options    port, serial ports (2), VGA port, riser slot, BNC connector, RJ-45
           connector
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  BNC connector               CN1      VGA port                    CN7

  RJ-45 connector             CN2      Floppy drive interface      CN8

  Parallel port               CN3      IDE interface               CN9

  Serial port 2               CN4      Power LED & keylock         J28

  Serial port 1               CN5      Transmit LED                J30

  PS/2 mouse port             CN6      Riser slot                  SL1

                        USER CONFIGURABLE SETTINGS

                 Function                      Label         Position

      IDE interface enabled                     J7           Pins 2 & 3
                                                              closed

      IDE interface disabled                    J7           Pins 1 & 2
                                                              closed

      Standard DRAM interface enabled           J13            Open

      75MHz DRAM clock enabled                  J13           Closed

      Additional DMCLK for RAS precharge        J14           Closed
      time (for 256K x 16)

      VGA mode select interlaced                J15           Closed

      VGA mode select non-interlaced            J15            Open

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (1) 256K x 36         None

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

       2MB        (1) 512K x 36         None

       3MB        (1) 512K x 36    (1) 256K x 36

       3MB        (1) 256K x 36    (1) 512K x 36

       4MB         (1) 1M x 36          None

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

       5MB         (1) 1M x 36     (1) 256K x 36

       5MB        (1) 256K x 36     (1) 1M x 36

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

       8MB         (1) 2M x 36          None

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

       9MB        (1) 256K x 36     (1) 2M x 36

      10MB         (1) 2M x 36     (1) 512K x 36

      12MB         (1) 2M x 36      (1) 1M x 36

      12MB         (1) 1M x 36      (1) 2M x 36

      16MB         (1) 2M x 36      (1) 2M x 36

      16MB         (1) 4M x 36          None

      18MB         (1) 4M x 36     (1) 512K x 36

      20MB         (1) 4M x 36      (1) 1M x 36

      32MB         (1) 8M x 36          None

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

      64MB         (1) 8M x 36      (1) 8M x 36

                  VIDEO MEMORY CONFIGURATION

        Size                Bank 0               Bank 1

        512KB           (1) 256K x 16             None

         1MB            (1) 256K x 16        (1) 256K x 16

  Note: Bank 0 is factory installed and is not configurable.

            CPU SPEED SELECTION

   Speed      J10        J11        J12

   25MHz      Open       Open     Closed

   33MHz     Closed     Closed    Closed

   40MHz      Open      Closed    Closed

  50iMHz      Open       Open     Closed

   50MHz     Closed      Open      Open

  66iMHz     Closed     Closed    Closed

  75iMHz      Open       Open     Closed

  100iMHz    Closed     Closed    Closed

                            CPU TYPE SELECTION

         Type                J17              J18               J19

        CX486S           1 & 2, 3 & 4,    2 & 3, 4 & 5     1 & 2, 3 & 4
                            5 & 6

        UMC U5S             2 & 3            1 & 2             2 & 3

        80486SX             2 & 3             Open             Open

       SL80486SX            2 & 3            5 & 6             Open

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

        80486DX             2 & 3             Open             Open

       SL80486DX            1 & 2            5 & 6             1 & 2

       AM486DX2             2 & 3             Open             Open

   (SL)AM486DX2 (WB)     1 & 2, 4 & 5     3 & 4, 5 & 6     1 & 2, 4 & 5

   (SL)AM486DX2 (WT)        1 & 2         3 & 4, 5 & 6     1 & 2, 4 & 5

       80486DX2             2 & 3             Open             Open

      SL80486DX2            1 & 2            5 & 6             1 & 2

       AM486DX4             2 & 3             Open             Open

   (SL)AM486DX4 (WB)     1 & 2, 4 & 5     3 & 4, 5 & 6     1 & 2, 4 & 5

   (SL)AM486DX4 (WT)        1 & 2         3 & 4, 5 & 6     1 & 2, 4 & 5

       80486DX4             1 & 2            5 & 6             1 & 2

         P24D            1 & 2, 4 & 5     3 & 4, 5 & 6     1 & 2, 4 & 5

         P24T               1 & 2            5 & 6             1 & 2

        CX5X86           1 & 2, 4 & 5     3 & 4, 5 & 6         2 & 3

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

        Type                J20               J22               J23

       CX486S           2 & 3, 4 & 5          Open             2 & 3

       UMC U5S              Open             3 & 4             2 & 3

       80486SX              Open              Open             2 & 3

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

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

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

      SL80486DX         1 & 2, 3 & 4         1 & 2          1 & 2, 3 & 4

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

  (SL)AM486DX2 (WB)     1 & 2, 3 & 4      1 & 2, 3 & 4      1 & 2, 3 & 4

  (SL)AM486DX2 (WT)     1 & 2, 3 & 4      1 & 2, 3 & 4      1 & 2, 3 & 4

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

     SL80486DX2         1 & 2, 3 & 4         1 & 2          1 & 2, 3 & 4

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

  (SL)AM486DX4 (WB)     1 & 2, 3 & 4      1 & 2, 3 & 4      1 & 2, 3 & 4

  (SL)AM486DX4 (WT)     1 & 2, 3 & 4      1 & 2, 3 & 4      1 & 2, 3 & 4

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

        P24D            1 & 2, 3 & 4         1 & 2          1 & 2, 3 & 4

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

       CX5X86           1 & 2, 3 & 4         1 & 2          1 & 2, 3 & 4

  Note: Pins designated should be in the closed position.

                      CPU MULTIPLIER SELECTION

       CPU type              Multiplier                J21

     (SL)AM486DX2                2x             Pins 3 & 4 closed

     (SL)AM486DX4                2x             Pins 3 & 4 closed

       80486DX4                  2x             Pins 2 & 3 closed

       80486DX4                 2.5x            Pins 1 & 2 closed

     (SL)AM486DX2                3x                    Open

     (SL)AM486DX4                3x                    Open

       80486DX4                  3x                    Open

  All other CPU types                                  Open

                      CPU MULTIPLIER SELECTION

       CPU type              Multiplier                J24

       AM486DX2                  2x             Pins 1 & 2 closed

       AM486DX4                  2x             Pins 1 & 2 closed

       AM486DX2                  3x                    Open

       AM486DX4                  3x                    Open

  All other CPU types                                  Open

                           CPU VOLTAGE SELECTION

  Voltage     JP2        JP3        JP4       J25        J26       J27

   3.45v     Closed      Open      Open      1 & 2      1 & 2     1 & 2

   3.6v       Open      Closed     Open      1 & 2      1 & 2     1 & 2

    4v        Open       Open     Closed     1 & 2      1 & 2     1 & 2

    5v        Open       Open      Open      2 & 3      2 & 3     2 & 3

  Note: Pins designated should be in the closed position.

  BUS SPEED SELECTION

  Setting       J16

  <= 33MHz     Closed

  >33 MHz       Open

                    DMA CHANNEL SELECTION

       Channel                J8                   J9

          1            Pins 1 & 2 closed   Pins 1 & 2 closed

          3            Pins 2 & 3 closed   Pins 2 & 3 closed

                    ON BOARD VGA SELECTION

       Setting                J2                   J3

       Enabled         Pins 1 & 2 closed   Pins 1 & 2 closed

      Disabled         Pins 2 & 3 closed   Pins 2 & 3 closed

                 MISCELLANEOUS TECHNICAL NOTE

  Note: Jumpers not labeled may be reserved for factory use.

