
ATEN RESEARCH, INC.

AM-4586PV / PAT45PV

Processor       CX486SX/80486SX/80486DX/80486DX2/Pentium Overdrive/Pentium
Processor Speed 33/40/50/60/66(internal)MHz
Chip Set        OPTI
Max. Onboard    128MB
DRAM
Cache           128/256/512KB
BIOS            Unidentified
Dimensions      330mm x 218mm
I/O Options     32-bit VESA local bus slots (2)
NPU Options     None

[Image]

                                CONNECTIONS

  Purpose                 Location      Purpose               Location

  Hard drive LED             J5         Hard drive LED      J4 (pins 10 &
  interface                                                     20)

  Speaker               J4 (pins 1-4)   Power LED &           J4 (pins
                                        keylock                11-15)

  Turbo LED             J4 (pins 8 &    External battery         J9
                            18)

  Reset switch          J4 (pins 9 &    32-bit VESA          SL1 & SL2
                            19)         local bus slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation (on        JP9           pins 2 & 3
      board battery)                                          closed

      CMOS memory normal operation            JP9            all open
      (external battery)

      CMOS memory clear                       JP9           pins 1 & 2
                                                              closed

     Monitor type select monochrome          JP10             Open

      Monitor type select color               JP10            Closed

     Factory configured - do not              W3              N/A
      alter

                       DRAM CONFIGURATION (MODE 1)

     Size          Bank 0         Bank 1        Bank 2         Bank 3

      4MB        (4) 1M x 9        NONE          NONE           NONE

      8MB        (4) 1M x 9        NONE       (1) 1M x 36       NONE

      8MB        (4) 1M x 9     (4) 1M x 9       NONE           NONE

     12MB        (4) 1M x 9        NONE       (1) 2M x 36       NONE

     16MB        (4) 1M x 9        NONE       (1) 1M x 36    (1) 2M x 36

     16MB        (4) 1M x 9     (4) 1M x 9    (1) 2M x 36       NONE

     16MB        (4) 4M x 9        NONE          NONE           NONE

     20MB        (4) 1M x 9        NONE       (1) 2M x 36    (1) 2M x 36

     20MB        (4) 1M x 9        NONE       (1) 4M x 36       NONE

     20MB        (4) 1M x 9     (4) 4M x 9       NONE           NONE

     24MB        (4) 1M x 9     (4) 1M x 9    (1) 2M x 36    (1) 2M x 36

     24MB        (4) 1M x 9     (4) 1M x 9    (1) 4M x 36       NONE

     32MB        (4) 4M x 9        NONE       (1) 4M x 36       NONE

     32MB        (4) 4M x 9     (4) 4M x 9       NONE           NONE

     36MB        (4) 1M x 9        NONE       (1) 8M x 36       NONE

     40MB        (4) 1M x 9        NONE       (1) 1M x 36    (1) 8M x 36

     40MB        (4) 1M x 9     (4) 1M x 9    (1) 8M x 36       NONE

     44MB        (4) 1M x 9        NONE       (1) 2M x 36    (1) 8M x 36

     48MB        (4) 1M x 9     (4) 1M x 9    (1) 2M x 36    (1) 8M x 36

     48MB        (4) 4M x 9        NONE       (1) 8M x 36       NONE

     52MB        (4) 1M x 9        NONE       (1) 4M x 36    (1) 8M x 36

     56MB        (4) 1M x 9     (4) 1M x 9    (1) 4M x 36    (1) 8M x 36

     64MB        (4) 4M x 9        NONE       (1) 4M x 36    (1) 8M x 36

     64MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36       NONE

     64MB       (4) 16M x 9        NONE          NONE           NONE

     68MB        (4) 1M x 9        NONE       (1) 8M x 36    (1) 8M x 36

     68MB        (4) 1M x 9    (4) 16M x 9       NONE           NONE

     72MB        (4) 1M x 9     (4) 1M x 9    (1) 8M x 36    (1) 8M x 36

     80MB        (4) 4M x 9        NONE       (1) 8M x 36    (1) 8M x 36

     80MB        (4) 4M x 9    (4) 16M x 9       NONE           NONE

     96MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36    (1) 8M x 36

     96MB       (4) 16M x 9        NONE       (1) 8M x 36       NONE

     128MB      (4) 16M x 9    (4) 16M x 9       NONE           NONE

     128MB      (4) 16M x 9        NONE       (1) 8M x 36    (1) 8M x 36

                       DRAM CONFIGURATION (MODE 2)

     Size          Bank 0         Bank 1        Bank 2         Bank 3

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

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

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

     12MB           NONE           NONE       (1) 2M x 36    (1) 1M x 36

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

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

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

     20MB        (4) 1M x 9     (4) 1M x 9    (1) 2M x 36    (1) 1M x 36

     20MB           NONE           NONE       (1) 4M x 36    (1) 1M x 36

     24MB        (4) 1M x 9     (4) 1M x 9    (1) 2M x 36    (1) 2M x 36

     24MB           NONE           NONE       (1) 4M x 36    (1) 2M x 36

     32MB           NONE           NONE       (1) 4M x 36    (1) 4M x 36

     32MB           NONE           NONE          NONE        (1) 8M x 36

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

     40MB        (4) 4M x 9     (4) 4M x 9    (1) 1M x 36    (1) 1M x 36

     40MB           NONE           NONE       (1) 8M x 36    (1) 2M x 36

     44MB        (4) 4M x 9     (4) 4M x 9    (1) 2M x 36    (1) 1M x 36

     48MB        (4) 4M x 9     (4) 4M x 9    (1) 2M x 36    (1) 2M x 36

     48MB           NONE           NONE       (1) 8M x 36    (1) 4M x 36

     52MB        (4) 4M x 9     (4) 4M x 9    (1) 4M x 36    (1) 1M x 36

     56MB        (4) 4M x 9     (4) 4M x 9    (1) 4M x 36    (1) 2M x 36

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

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

     68MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36    (1) 1M x 36

     72MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36    (1) 2M x 36

     80MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36    (1) 4M x 36

     96MB        (4) 4M x 9     (4) 4M x 9    (1) 8M x 36    (1) 8M x 36

             DRAM MODE CONFIGURATION

      Mode             RA6              RA12

        1           Installed      Not-installed

        2         Not-installed      Installed

                     DRAM RESISTOR ARRAY CONFIGURATION

     SiMM size                 RN12                       RN13

    16MB SIMM in          Not-installed                 Installed
  Bank 0 or Bank 1

       Other                Installed                 Not-installed

                            CACHE CONFIGURATION

   Size      Bank 0     Bank 1    Bank 2    Bank 3     Tag 1      Tag 2

   128KB     (4) 32K     NONE      NONE      NONE      (1) 64K   (1) 8K x
   (32)        x 8                                      x 1         8

   256KB     (4) 32K    (4) 32K    NONE      NONE      (1) 64K    (1) 32K
   (32)        x 8       x 8                            x 1        x 8

   256KB     (4) 32K     NONE     (4) 32K    NONE      (1) 64K   (1) 8K x
   (64)        x 8                  x 8                 x 1         8

   512KB     (4) 32K    (4) 32K   (4) 32K   (4) 32K    (1) 64K    (1) 32K
   (64)        x 8       x 8        x 8       x 8       x 1        x 8

                        CACHE JUMPER CONFIGURATION

      Size            JP2           JP3            JP4           JP5

      128KB        pins 2 & 3    pins 2 & 3     pins 1 & 2    pins 1 & 2
    (32-bit)        closed         closed        closed         closed

      256KB        pins 1 & 2    pins 1 & 2     pins 1 & 2    pins 1 & 2
    (32-bit)        closed         closed        closed         closed

      256KB        pins 1 & 2    pins 1 & 2     all open      pins 2 & 3
    (64-bit)        closed         closed                       closed

      512KB        pins 1 & 2    pins 1 & 2     pins 2 & 3    pins 2 & 3
    (64-bit)        closed         closed        closed         closed

                    CACHE RESISTOR ARRAY CONFIGURATION

     Size          RN41           RN42           RN52            RN55

     128KB       Installed         Not            Not             Not
   (32-bit)                     installed      installed      installed

     256KB          Not         Installed         Not             Not
   (32-bit)      installed                     installed      installed

     256KB          Not            Not         Installed          Not
   (64-bit)      installed      installed                     installed

     512KB          Not            Not            Not         Installed
   (64-bit)      installed      installed      installed

                VESA BUS SPEED RESISTOR ARRAY CONFIGURATION

   Speed        RN25            RN33            RN40            RN50

   25MHz      Installed     Not installed   Not installed   Not installed

   33MHz    Not installed     Installed     Not installed   Not installed

   40MHz    Not installed   Not installed    Installed      Not installed

   50MHz    Not installed   Not installed   Not installed     Installed

                   CPU TYPE RESISTOR ARRAY CONFIGURATION

    CPU         RN1         RN2          RN3          RN4          RN5

  80486SX    Installed       Not          Not          Not          Not
                         installed    installed    installed    installed

  80486DX       Not      Installed        Not          Not          Not
             installed                installed    installed    installed

  80486DX2      Not      Installed        Not          Not          Not
             installed                installed    installed    installed

   CX-M6     Installed       Not          Not          Not          Not
                         installed    installed    installed    installed

  Pentium       Not          Not          Not      Installed        Not
    ODP      installed   installed    installed                 installed

   P24T         Not          Not          Not      Installed        Not
             installed   installed    installed                 installed

  Pentium       Not          Not          Not          Not      Installed
             installed   installed    installed    installed

                   CPU TYPE RESISTOR ARRAY CONFIGURATION

    CPU         RN7         RN8          RN9          RN10         RN11

  80486SX    Installed       Not          Not          Not          Not
                         installed    installed    installed    installed

  80486DX       Not      Installed        Not          Not          Not
             installed                installed    installed    installed

  80486DX2      Not      Installed        Not          Not          Not
             installed                installed    installed    installed

   CX-M6        Not          Not      Installed        Not          Not
             installed   installed                 installed    installed

  Pentium       Not      Installed        Not          Not          Not
    ODP      installed                installed    installed    installed

   P24T         Not          Not          Not      Installed        Not
             installed   installed    installed                 installed

  Pentium       Not          Not          Not          Not      Installed
             installed   installed    installed    installed

                          CPU TYPE CONFIGURATION

       Type               JP6               JP7                JP8

    50MHz 486DX         Closed           pins 2 & 3         pins 2 & 3
                                          closed             closed

      Pentium            Open            pins 1 & 2         pins 1 & 2
                                          closed             closed

       Other             Open            pins 2 & 3         pins 2 & 3
                                          closed             closed

                          CPU SPEED CONFIGURATION

     Speed         JP11        JP12        JP13        JP14       JP15

     33MHz        Closed       Open        Open        Open       Open

     40MHz         Open       Closed       Open        Open       Open

     50MHz         Open        Open       Closed       Open       Open

     66MHz         Open        Open        Open       Closed      Open

  U33 installed    Open        Open        Open        Open      Closed

  Note: For a 60mhz Pentium, a 60mhz oscillator must be installed in U33
  (exact location unidentified).

