
IPC CORPORATION, LTD.

IPC MBPOSIIIS

Processor         80486SX/80487SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          Acer
Max. Onboard DRAM 33MB
Cache             None
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card, 32-bit system memory card,
                  32-bit VESA local bus slots (2), 32-bit PCI slots (2),
                  bus mouse port, floppy drive interface, game port, green
                  PC connector, IDE interface, IDE interfaces (2), SCSI
                  connector, parallel port, PS/2 mouse port, serial ports
                  (2), serial port, VGA feature connector, VGA port, VRM
                  connector, cache slot
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Numeric display            J1        Speaker                   J11
  power connector

  Serial port                J2        Keyboard controller       J13
  2/external floppy                    interface

  Floppy drive               J3        Parallel port             J14
  interface

  IDE interface              J4        Serial port 1             J15

  Numeric display            J5        Scanner port              J16
  port connector

  Internal numeric           J6        External keyboard         J17
  display connector                    connector

  External numeric           J8        Reset switch              JP9
  display connector

  Printer power              J9        Printer power input       PS2
  output connector                     connector

  Drawer port               J10        Riser slot                SL1
  connector

  Note: The location of J5 is unidentified.

                        USER CONFIGURABLE SETTINGS

                Function                      Jumper         Position

     Floppy drive set as B drive               J7             Open

      Floppy drive set as A drive               J7            Closed

     Buzzer enabled                           J18            Closed

      Buzzer disabled                          J18             Open

      Monitor type select monochrome           JP1             Open

      Monitor type select color/EGA/VGA        JP1            Closed

     5v to external floppy drive              JP2             Open
      disabled

      5v to external floppy drive              JP2            Closed
      enabled

     12v to external floppy drive             JP3             Open
      disabled

      12v to external floppy drive             JP3            Closed
      enabled

     Factory configured - do not alter        JP4              N/A

     Drawer port voltage select 12v           JP5           pins 1 & 2
                                                              closed

      Drawer port voltage select 25v           JP5           pins 2 & 3
                                                              closed

     IDE interface enabled                    JP6            Closed

      IDE interface disabled                   JP6             Open

     Reset disabled                           JP9             Open

      Reset enabled                            JP9            Closed

      CMOS memory clear BQ3287 AMT             JP10          pins 1 & 2
                                                              closed

      CMOS memory clear BQ3287 MT              JP10          pins 2 & 3
                                                              closed

     Keylock level 1 control floppy           JP12          pins 2 & 3
      access disabled                                         closed

      Keylock level 1 control floppy           JP12          pins 1 & 2
      access enabled                                          closed

     Parallel port IRQ select IRQ7            JP13          pins 2 & 3
                                                              closed

      Parallel port IRQ select IRQ5            JP13          pins 1 & 2
                                                              closed

     12v to scanner port disabled             JP18            Open

      12v to scanner port enabled              JP18           Closed

     Keylock level 1 control NVR write        JP19          pins 1 & 2
      access disabled                                         closed

      Keylock level 1 control NVR write        JP19          pins 2 & 3
      access enabled                                          closed

     Non volatile RAM type select             JP21            Open
      128KB

      Non volatile RAM type select             JP21           Closed
      8/32KB

     Factory configured - do not alter        JP30             N/A

                    USER CONFIGURABLE SETTINGS (CONT)

               Function                   Jumper           Position

     Factory configured - do not          JP1           Unidentified
      alter

     Factory configured - do not          JP2           Unidentified
      alter

     Factory configured - do not          JP31        pins 2 & 3 closed
      alter

     Factory configured - do not          JP32               N/A
      alter

     Factory configured - do not          JP36             Closed
      alter

     Floppy drive interface enabled       JP37        pins 1 & 2 closed

      Floppy drive interface               JP37        pins 2 & 3 closed
      disabled

  Note: Jumpers JP1 and JP2 are used for DMA channel selection. Settings
  are unidentified.

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       1MB          (2) 256KB           NONE            NONE

       2MB          (2) 256KB      (1) 256K x 36        NONE

       3MB          (2) 256KB      (1) 256K x 36    (1) 256K x 36

       5MB          (2) 256KB       (1) 1M x 36         NONE

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

      17MB          (2) 256KB       (1) 4M x 36         NONE

      33MB          (2) 256KB       (1) 4M x 36      (1) 4M x 36

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

                          CPU TYPE CONFIGURATION

       Type               JP33               JP34              JP35

      80486SX           pins 2 & 3           Open              Open
                         closed

      80487SX           pins 1 & 2        pins 1 & 2          Closed
                         closed             closed

      80486DX           pins 1 & 2        pins 2 & 3          Closed
                         closed             closed

     80486DX2           pins 1 & 2        pins 2 & 3          Closed
                         closed             closed

       KEYLOCK LEVEL 1 OR 5 TO CONTROL NVR READ ACCESS CONFIGURATION

           Setting                    JP20                   JP22

           Disabled           pins 1 & 2 closed      pins 1 & 2 closed

             Enabled           pins 2 & 3 closed      pins 2 & 3 closed

                         I/O ADDRESS CONFIGURATION

               Address                                JP17

                  100H                         pins 1 & 2 closed

                   110H                         pins 3 & 4 closed

                   120H                         pins 5 & 6 closed

                   130H                         pins 7 & 8 closed

                   140H                        pins 9 & 10 closed

                   150H                        pins 11 & 12 closed

                   160H                        pins 13 & 14 closed

                   170H                        pins 15 & 16 closed

                        PARALLEL PORT CONFIGURATION

             LPT                      JP23                   JP25

             LPT2             pins 1 & 2 closed      pins 1 & 2 closed

              LPT1             pins 1 & 2 closed      pins 2 & 3 closed

              LPT3             pins 2 & 3 closed      pins 1 & 2 closed

            Disabled           pins 2 & 3 closed      pins 2 & 3 closed

                         SERIAL PORT CONFIGURATION

       UART 1            UART 2             JP11               JP15

         COM1            COM2           pins 1 & 2         pins 2 & 3
                                           closed             closed

          COM1            COM4           pins 1 & 2         pins 1 & 2
                                           closed             closed

          COM3            COM4           pins 2 & 3         pins 2 & 3
                                           closed             closed

          COM2            COM3           pins 2 & 3         pins 1 & 2
                                           closed             closed

                            UART CONFIGURATION

    UART 1          UART 2          JP24          JP26           JP27

    Enabled        Enabled       pins 1 & 2     pins 1 & 2    pins 1 & 2
                                   closed        closed         closed

    Enabled        Disabled      pins 2 & 3     pins 1 & 2    pins 1 & 2
                                   closed        closed         closed

    UART 2          UART 1       pins 1 & 2     pins 1 & 2    pins 2 & 3
                                   closed        closed         closed

   Disabled         UART 1       pins 1 & 2     pins 2 & 3    pins 2 & 3
                                   closed        closed         closed

   Disabled        Enabled       pins 1 & 2     pins 2 & 3    pins 1 & 2
                                   closed        closed         closed

    UART 2         Disabled      pins 2 & 3     pins 1 & 2    pins 2 & 3
                                   closed        closed         closed

   Disabled        Disabled      pins 2 & 3     pins 2 & 3       N/A
                                   closed        closed

