
EPSON, INC.

ACTION PC 8000, ENDEAVOR PRO

Processor                  Pentium
Processor Speed            75/90/100MHz
Chip Set                   Unidentified
Video Chip Set             S3
Maximum Onboard Memory     128MB
Maximum Video Memory       2MB
Cache                      256/512/1024KB
BIOS                       Phoenix
Dimensions                 330mm x 218mm
I/O Options                Floppy drive interface, green PC connector, IDE
                           interfaces (2), parallel port, PS/2 mouse port,
                           serial ports (2), VGA feature connector, VGA
                           port, riser slot
NPU Options                None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                Location

  Parallel port             J1        IDE interface 1           J13

  Serial port 2             J2        IDE interface LED         J15

  Serial port 1             J3        Turbo LED            JP21/pins 2 &
                                                                 3

  VGA port                  J5        Reset switch         JP21/pins 9 &
                                                                10

  PS/2 mouse port           J6        Power LED            JP21/pins 11 
                                                                13

  VGA feature               J8        Speaker              JP21/pins 17 -
  connector                                                     20

  Floppy drive             J11        Riser slot                SL1
  interface

  IDE interface 2          J12

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     On board video enabled                  JP2           Pins 1 & 2
                                                              closed

      On board video disabled                 JP2           Pins 2 & 3
                                                              closed

     SMC 37C655 signal enabled               JP4           Pins 1 & 2
                                                              closed

      SMC 37C655 signal disabled              JP4           Pins 2 & 3
                                                              closed

     Flash BIOS write protect disabled       JP5           Pins 2 & 3
                                                              closed

      Flash BIOS write protect enabled        JP5           Pins 1 & 2
                                                              closed

      BIOS type select EPROM                  JP5              Open

     CMOS memory normal operation            JP6              Open

      CMOS memory clear                       JP6             Closed

     IDE interface enabled                   JP13             Open

      IDE interface disabled                  JP13            Closed

     Cache type select write back            JP17          Pins 1 & 2
                                                              closed

      Cache type select write through         JP17          Pins 2 & 3
                                                              closed

     Cache write to invalidate               JP18          Pins 2 & 3
                                                              closed

      Cache always write                      JP18          Pins 1 & 2
                                                              closed

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         None

       4MB        (2) 256K x 36    (2) 256K x 36

       4MB        (2) 512K x 36         None

       8MB        (2) 512K x 36    (2) 512K x 36

      36MB        (2) 512K x 36     (2) 4M x 36

       8MB         (2) 1M x 36          None

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

      16MB         (2) 2M x 36          None

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

      32MB         (2) 2M x 36      (2) 2M x 36

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

      64MB         (2) 4M x 36      (2) 4M x 36

      64MB         (2) 8M x 36          None

      128MB        (2) 8M x 36      (2) 8M x 36

      128MB        (2) 16M x 36         None

  Note: Board also accepts x 32 SIMMs.

                          DRAM TYPE CONFIGURATION

                  Type                                 JP14

            Single sided only                  Pins 2 & 3 closed

          Double and single sided            Pins 1 & 2, 3 & 4 closed

                         DRAM PARITY CONFIGURATION

                 Setting                                JP12

         Parity disabled (x 32 SIMMs            Pins 1 & 2 closed
                  installed)

          Parity enabled (x 36 SIMMs             Pins 2 & 3 closed
                  installed)

                            CACHE CONFIGURATION

     Size          Bank 0          Bank 1         TAG 0         TAG 1

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

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

      1MB        (4) 128K x 8   (4) 128K x 8   (1) 32K x 8   (1) 32K x 8

  CACHE JUMPER CONFIGURATION

   Size      JP10      JP11

  256KB      Open      Open

  512KB     Closed     Open

   1MB      Closed    Closed

                  VIDEO MEMORY CONFIGURATION

        Size                Bank 0               Bank 1

         1MB                 1MB                  None

         2MB                 1MB             (2) 256K x 16

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

                      VIDEO MEMORY TYPE CONFIGURATION

                 Type                                  JP1

             Fast page mode                    Pins 1 & 2 closed

                    EDO                         Pins 2 & 3 closed

                            CPU SPEED SELECTION

    CPU speed       Clock speed         Multiplier             JP16

      75MHz            50MHz               1.5x                Open

      90MHz            60MHz               1.5x             Pins 3 & 4
                                                              closed

     100MHz            66MHz               1.5x           Pins 1 & 2, 3 &
                                                             4 closed

                    DMA CHANNEL SELECTION

       Channel               JP8                  JP9

          1            Pins 1 & 2 closed   Pins 1 & 2 closed

          3            Pins 2 & 3 closed   Pins 2 & 3 closed

