
NCR CORPORATION

Personal Computer PC-6

Processor             8088
Processor Speed       4.77MHz
Chip Set              None
Max. Onboard DRAM     640KB
Cache                 None
BIOS                  NCR
Dimensions            330mm x 218mm
I/O Options           Parallel port, serial ports (2), floppy drive
                      interface
NPU Options           8087

[Image]

                                CONNECTIONS

  Purpose                    Location   Purpose                  Location

  Serial port 2               COM2      Front control panel        J7

  Serial port 1               COM1      Parallel port              LPT

  Cooling fan                  FAN      Speaker                    SPK

  Floppy drive interface       J1

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     Factory configured - do not            JP2                N/A
      alter

     Factory configured - do not            JP3                N/A
      alter

     Factory configured - do not            JP4                N/A
      alter

     Factory configured - do not            JP5                N/A
      alter

     Factory configured - do not            JP6                N/A
      alter

     Factory configured - do not            JP7                N/A
      alter

     Factory configured - do not           SW1/1               N/A
      alter

     NPU absent                            SW1/2                On

      NPU present                           SW1/2               Off

     Factory configured - do not           SW1/3               Off
      alter

     Factory configured - do not           SW1/4               Off
      alter

     Serial ports enabled                  SWA/3                On

      Serial ports disabled                 SWA/3               Off

     Parallel port enabled                 SWA/4                On

      Parallel port disabled                SWA/4               Off

     Factory configured - do not           SWA/5                On
      alter

     Factory configured - do not           SWA/6               N/A
      alter

     Factory configured - do not           SWA/7               N/A
      alter

     Factory configured - do not           SWA/8               N/A
      alter

                       DRAM CONFIGURATION

    Size        Bank 0       Bank 1      Bank 2       Bank 3

    256KB      (9) 4164     (9) 4164    (9) 4164     (9) 4164

    256KB     (9) 41256       NONE        NONE         NONE

    448KB      (9) 4164     (9) 4164    (9) 41256    (9) 4164

    512KB     (9) 41256    (9) 41256      NONE         NONE

    640KB     (9) 41256    (9) 41256    (9) 4164       NONE

    640KB     (9) 41256    (9) 41256    (9) 4164     (9) 4164

  DRAM SWITCH CONFIGURATION

   Size     SWA/1     SWA/2

  256KB      Off       Off

  256KB      Off       On

  448KB       On       Off

  512KB      N/A       N/A

  640KB       On       On

  640KB      N/A       N/A

                FLOPPY DRIVE CONFIGURATION

  Drives installed         SW1/7               SW1/8

         1                  On                  On

         2                  Off                 On

         3                  On                  Off

         4                  Off                 Off

              MONITOR CONFIGURATION

      Size            SW1/5            SW1/6

   Monochrome          Off              Off

  80 x 25 color         On              Off

  40 x 25 color        Off               On

      None              On               On

