
ATC/UNITRON COMPUTERS & COMPUTER PARTS

EX3135

 Data bus:                  32-bit VL-bus

 Size:                      Three-quarter length, full-height card

 Hard drive supported:      Two IDE(AT) drives

 Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                        CONNECTIONS

                Function                      Location

  34-pin cable connector - floppy drive         CN1

  40-pin primary IDE(AT) connector              CN2

  16-pin game port                              CN3

  10-pin serial port 2 - internal               CN4

  9-pin serial port 1 - external                CN5

  25-pin parallel port - external               CN6

  4-pin connector - drive active LED            J10

                        USER CONFIGURABLE SETTINGS

              Function
                                          Location
                                                              Setting

  
      Factory configured - do not
      alter
                                             J1
                                                             Pins 2 & 3
                                                              closed

  
      Factory configured - do not
      alter
                                             J2
                                                              Closed

  
      Factory configured - do not
      alter
                                             J3
                                                              Closed

  
      IDE(AT) interface enabled
                                             J4
                                                             Pins 1 & 2
                                                              closed


      IDE(AT) interface disabled
                                             J4
                                                             Pins 2 & 3
                                                              closed

  
      IDE port address 034h, 038h,
      03Ch select
                                             J7
                                                             Pins 1 & 2
                                                              closed


      IDE port address 0B4h, 0B8h,
      0BCh select
                                             J7
                                                             Pins 2 & 3
                                                              closed

  
      Factory configured - do not
      alter
                                             J8
                                                             Pins 2 & 3
                                                              closed

  
      Factory configured - do not
      alter
                                             J9
                                                             Pins 1 & 2
                                                              closed

                  USER CONFIGURABLE SETTINGS (CONTINUED)

              Function                    Location            Setting

     Two IDE(AT) drives present             J11               Open

      One IDE(AT) drive present              J11              Closed

     Parallel port enabled                 JP12             Pins 1 & 2
                                                              closed

      Parallel port disabled                JP12             Pins 2 & 3
                                                              closed

     Factory configured - do not           JP13             Pins 2 & 3
      alter                                                   closed

     Factory configured - do not           JP14             Pins 1 & 2
      alter                                                   closed

     Floppy drive interface                JP15             Pins 1 & 2
      enabled                                                 closed

      Floppy drive interface                JP15             Pins 2 & 3
      disabled                                                closed

     Parallel port is LPT1(378h)           JP16             Pins 1 & 2
                                                              closed

      Parallel port is LPT2(278h)           JP16             Pins 2 & 3
                                                              closed

     Game port enabled                     JP17             Pins 1 & 2
                                                              closed

      Game port disabled                    JP17             Pins 2 & 3
                                                              closed

     Parity check disabled                 JP27               Open

      Parity check enabled                  JP27              Closed

     M/B Chipset is not ALI 1429           JP30              Closed
      A/G

      M/B Chipset is ALI 1429 A/G           JP30               Open

  Note: Parity check can only be enabled when using SIMMs with parity
  bit.

                          BIOS ADDRESS SELECTION

              Address
                                           JP23
                                                               JP24

  
              C8000-CFFFFh
                                          Closed
                                                              Closed


              D0000-D7FFFh
                                           Open
                                                              Closed


              D8000-DFFFFh
                                          Closed
                                                               Open


              E0000-E7FFFh
                                           Open
                                                               Open

                       INTERFACE MODE SELECTION

            Mode                      J5                    J6

            386SX              Pins 1 & 2 closed     Pins 1 & 2 closed

            386DX              Pins 1 & 2 closed     Pins 2 & 3 closed

             486               Pins 2 & 3 closed     Pins 1 & 2 closed

                     CACHE I/O PORT ADDRESS SELECTION

            Address
                                        JP25
                                                              JP26

  
            130h & 134h
                                       Closed
                                                             Closed


            230h & 234h
                                        Open
                                                             Closed


            300h & 304h
                                       Closed
                                                              Open


            330h & 334h
                                        Open
                                                              Open

                   SERIAL PORT ADDRESS SELECTION

   PORT 1     PORT 2       JP18       JP19       JP20       JP21

    COM1       COM2       1 & 2      1 & 2      1 & 2      1 & 2

    COM1       COM4       1 & 2      1 & 2      1 & 2      2 & 3

    COM1      Disabled    1 & 2      1 & 2      2 & 3       N/A

    COM3       COM2       1 & 2      2 & 3      1 & 2      1 & 2

    COM3       COM4       1 & 2      2 & 3      1 & 2      2 & 3

    COM3      Disabled    1 & 2      2 & 3      2 & 3       N/A

  Disabled     COM2       2 & 3       N/A       1 & 2      1 & 2

  Disabled     COM4       2 & 3       N/A       1 & 2      2 & 3

  Disabled    Disabled    2 & 3       N/A       2 & 3       N/A

                         DRAM JUMPER CONFIGURATION

             Size
                                        JP28
                                                             JP29

  On-board DRAM enabled (256 x
              16)
                                        Open
                                                             Open

    On-board DRAM disabled
                                       Closed
                                                            Closed

  Note: When enabling DRAM do not fill Bank 0 and leave jumper JP27 open.

                     DRAM CONFIGURATION

     Size          Bank 0         Bank 1       On-board DRAM

     512KB       (2) 256 x 9       NONE            NONE

     512KB          NONE           NONE        (1) 256 x 16

      1MB        (2) 256 x 9   (2) 256 x 9         NONE

      2Mb        (2) 1MB x 9       NONE            NONE

     2.5MB       (2) 1MB x 9    (2) 256 x9         NONE

     2.5MB          NONE       (2) 1MB x 9     (1) 256 x 16

      4MB        (2) 1MB x 9   (2) 1MB x 9         NONE

      8MB        (2) 4MB x 9       NONE            NONE

     8.5MB       (2) 4MB x 9   (2) 256 x 9         NONE

     8.5MB          NONE       (2) 4MB x 9     (1) 256 x 16

     10MB        (2) 4MB x 9   (2) 1MB x 9         NONE

     16MB        (2) 4MB x 9   (2) 4MB x 9         NONE

  Note: 0KB of memory is also a valid configuration.

