
UNIDENTIFIED

J-403TG 486 GREEN VLB (V2.0)

Processor          80486SX/SL80486SX/80486DX/SL80486DX/CXM7/CXM72/80486DX4
Processor Speed    25/33/40/50(internal)/66(internal)/100(internal)MHz
Chip Set           OPTI
Video Chip Set     None
Maximum Onboard    128MB
Memory
Maximum Video      None
Memory
Cache              64/128/256KB
BIOS               AMI/Award
Dimensions         254mm x 218mm
I/O Options        32-bit VESA local bus slots (3), green PC connector
NPU Options        None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Turbo switch              J1        External battery            J6

  Reset switch              J2        Green PC connector         JP16

  Speaker                   J3        Green PC connector         JP19
                                      (monitor)

  Power LED & keylock       J4        Green PC LED               JP23

  Turbo LED                 J5        32-bit VESA local bus    SL1 - SL3
                                      slots

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

      Jumper information unavailable        JP2          Unidentified

      Jumper information unavailable        JP3          Unidentified

      Jumper information unavailable        JP4          Unidentified

      Jumper information unavailable        JP6          Unidentified

      Jumper information unavailable       JP11          Unidentified

      Jumper information unavailable       JP14          Unidentified

     CMOS memory normal operation         JP15        Pins 2 & 3 closed

      CMOS memory clear                    JP15        Pins 1 & 2 closed

      Jumper information unavailable       JP29          Unidentified

      Jumper information unavailable       JP30          Unidentified

      Jumper information unavailable       JP37          Unidentified

      Jumper information unavailable       JP39          Unidentified

      Jumper information unavailable       JP40          Unidentified

      Jumper information unavailable       JP51          Unidentified

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

   2MB (A)     (4) 256K x 9    (1) 256K x        None           None
                                   36

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

   4MB (A)      (4) 1M x 9        None           None           None

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

   4MB (C)     (4) 256K x 9    (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

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

     5MB       (4) 256K x 9   (1) 1M x 36        None           None

   6MB (A)     (4) 256K x 9    (1) 256K x    (1) 1M x 36        None
                                   36

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

   8MB (A)      (4) 1M x 9    (1) 1M x 36        None           None

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

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

   10MB (A)    (4) 256K x 9    (1) 256K x    (1) 2M x 36        None
                                   36

   10MB (B)    (4) 256K x 9    (1) 256K x    (1) 1M x 36     (1) 1M x 36
                                   36

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

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

   12MB (A)     (4) 1M x 9        None       (1) 2M x 36        None

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

   12MB (C)     (4) 1M x 9        None       (1) 1M x 36     (1) 1M x 36

   16MB (A)     (4) 4M x 9        None           None           None

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

   16MB (C)     (4) 1M x 9    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36

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

     17MB      (4) 256K x 9   (1) 4M x 36        None           None

   20MB (A)     (4) 1M x 9    (1) 4M x 36        None           None

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

   20MB (B)      (4) 1M x 9        None       (1) 4M x 36        None

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

   32MB (A)      (4) 4M x 9    (1) 4M x 36        None           None

   32MB (B)         None       (1) 8M x 36        None           None

   32MB (C)      (4) 4M x 9        None       (1) 4M x 36        None

   32MB (D)         None       (1) 4M x 36    (1) 4M x 36        None

   64MB (A)      (4) 16M x 9       None           None           None

   64MB (B)         None       (1) 16M x 36       None           None

   64MB (C)      (4) 4M x 9    (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

   64MB (D)         None       (1) 8M x 36    (1) 8M x 36        None

   128MB (A)     (4) 16M x 9   (1) 16M x 36       None           None

   128MB (B)        None       (1) 32M x 36       None           None

   128MB (C)     (4) 16M x 9       None       (1) 16M x 36       None

   128MB (D)        None       (1) 16M x 36   (1) 16M x 36       None

        DRAM JUMPER CONFIGURATION

        Size                 JP18

       2MB (A)        Pins 1 & 2 closed

       2MB (B)        Pins 2 & 3 closed

       4MB (A)        Pins 1 & 2 closed

       4MB (B)        Pins 2 & 3 closed

       4MB (C)        Pins 1 & 2 closed

       4MB (D)        Pins 2 & 3 closed

         5MB          Pins 1 & 2 closed

       6MB (A)        Pins 1 & 2 closed

       6MB (B)        Pins 2 & 3 closed

       8MB (A)        Pins 1 & 2 closed

       8MB (B)        Pins 2 & 3 closed

       8MB (C)        Pins 2 & 3 closed

      10MB (A)        Pins 1 & 2 closed

      10MB (B)        Pins 1 & 2 closed

      10MB (C)        Pins 2 & 3 closed

      10MB (D)        Pins 2 & 3 closed

      12MB (A)        Pins 1 & 2 closed

      12MB (B)        Pins 2 & 3 closed

      12MB (C)        Pins 1 & 2 closed

      16MB (A)        Pins 1 & 2 closed

      16MB (B)        Pins 2 & 3 closed

      16MB (C)        Pins 1 & 2 closed

      16MB (D)        Pins 2 & 3 closed

        17MB          Pins 1 & 2 closed

      20MB (A)        Pins 1 & 2 closed

    DRAM JUMPER CONFIGURATION (CONT)

        Size                 JP18

      20MB (B)        Pins 1 & 2 closed

      20MB (C)        Pins 2 & 3 closed

      32MB (A)        Pins 1 & 2 closed

      32MB (B)        Pins 2 & 3 closed

      32MB (C)        Pins 1 & 2 closed

      32MB (D)        Pins 2 & 3 closed

      64MB (A)        Pins 1 & 2 closed

      64MB (B)        Pins 2 & 3 closed

      64MB (C)        Pins 1 & 2 closed

      64MB (D)        Pins 2 & 3 closed

      128MB (A)       Pins 1 & 2 closed

      128MB (B)       Pins 2 & 3 closed

      128MB (C)       Pins 1 & 2 closed

      128MB (D)       Pins 2 & 3 closed

                    CACHE CONFIGURATION

     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 (A)    (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

   256KB (B)    (4) 32K x 8    (4) 32K x 8    (1) 16K x 8

                        CACHE JUMPER CONFIGURATION

     Size          JP34           JP35           JP36           JP38

     64KB        Pins 1 & 2       Open           Open         Pins 2 & 3
                  closed                                       closed

    128KB        Pins 1 & 2      Closed          Open         Pins 1 & 2
                  closed                                       closed

  256KB (A)      Pins 1 & 2      Closed         Closed        Pins 2 & 3
                  closed                                       closed

  256KB (B)      Pins 2 & 3      Closed         Closed        Pins 2 & 3
                  closed                                       closed

                CPU SPEED SELECTION (AV-9107-03)

   Speed       JP9       JP21       JP22       JP23       JP24

   25MHz      1 & 2      Open      Closed      Open      Closed

   33MHz      1 & 2      Open      Closed     Closed      Open

   40MHz      1 & 2      Open       Open       Open      Closed

  50iMHz      1 & 2      Open      Closed      Open      Closed

  66iMHz      1 & 2      Open      Closed     Closed      Open

  100iMHz     1 & 2      Open      Closed     Closed      Open

  Note: Pins designated should be in the closed position.

                  CPU SPEED SELECTION (SC468)

   Speed      JP9       JP21       JP22       JP23      JP24

   25MHz      Open      Open       Open       Open      Open

   33MHz      Open      Open      Closed     Closed     Open

   40MHz      Open      Open       Open      Closed     Open

  50iMHz      Open      Open       Open       Open      Open

  66iMHz      Open      Open      Closed     Closed     Open

  100iMHz     Open      Open      Closed     Closed     Open

                            CPU TYPE SELECTION

     Type          JP1         JP10        JP12        JP13       JP26

   80486SX        Open         Open        Open        Open       Open

  SL80486SX      Closed        Open        Open        Open       Open

   80486DX        Open         Open        Open        Open       1 & 2

  SL80486DX      Closed        Open        Open        Open       1 & 2

    CX M7         Open        1 & 2        Open       2 & 3       1 & 2

    CX M72        Open        1 & 2        Open       2 & 3       1 & 2

   80486DX2       Open         Open        Open        Open       1 & 2

  SL80486DX2     Closed        Open        Open        Open       1 & 2

   80486DX4      Closed        Open        Open       1 & 2       1 & 2

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CONT)

      Type         JP27       JP28       JP31        JP32         JP33

    80486SX       2 & 3      1 & 2       Open        Open         Open

   SL80486SX      2 & 3      1 & 2      1 & 2       Closed       Closed

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

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

     CX M7       1 & 2, 3    2 & 3      2 & 3        Open         Open
                   & 4

     CX M72      1 & 2, 3    2 & 3      2 & 3        Open         Open
                   & 4

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

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

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

  Note: Pins designated should be in the closed position.

                 CPU VOLTAGE SELECTION

          Voltage                      JP25

            3.3v             Pins 3 & 5, 4 & 6 closed

             5v              Pins 1 & 3, 2 & 4 closed

  VL BUS SPEED SELECTION

    Speed         JP7

  < = 33MHz       Open

   > 33MHz       Closed

  VL BUS WAIT STATE SELECTION

    Setting           JP8

       0              Open

       1             Closed

