SOFTSYS COMPUTER CENTERS, INC.

TURBO - V3

Processor         8088
Processor Speed   8MHz
Chip Set          None
Max. Onboard DRAM 640KB
Cache             None
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       8087

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Keylock                     JP3      Turbo LED                   JP6

  Turbo switch                JP5

                        USER CONFIGURABLE SETTINGS

             Function                 Jumper/Switch         Position

  »   CPU speed select                     JP4               Closed
      switchable from turbo
      switch

      CPU speed select                     JP4                Open
      switchable from keyboard

  »   Self test enabled                   SW1/1                Off

      Self test disabled                  SW1/1                On

  »   NPU disabled                        SW1/2                On

      NPU enabled                         SW1/2                Off

                       DRAM CONFIGURATION

    Size        Bank 0       Bank 1      Bank 2       Bank 3

    64KB       (8) 4164       NONE        NONE         NONE

    128KB      (8) 4164     (8) 4164      NONE         NONE

    192KB      (8) 4164     (8) 4164    (8) 4164       NONE

    256KB      (8) 4164     (8) 4164    (8) 4164     (8) 4164

    448KB     (8) 41256     (8) 4164    (8) 4164     (8) 4164

    640KB     (8) 41256    (8) 41256    (8) 4164     (8) 4164

    640KB     (8) 41256    (8) 41256    (8) 41256      NONE

                         DRAM SWITCH CONFIGURATION

   Size      SW1/3      SW1/4      SW2/1     SW2/2      SW2/3     SW2/4

   64KB        On         On        On         On        On         On

   128KB      Off         On        On         On        Off        On

   192KB       On        Off        On         On        On        Off

   256KB      Off        Off        On         On        Off       Off

   448KB      Off        Off        On        Off        Off       Off

  640KB 1     Off        Off        Off        On        Off       Off

  640KB 2     Off        Off        Off       Off        Off       Off

  Note 1 :Use this setting when Bank 3 is populated with (8) 4164.

  Note 2 :Use this setting when Bank 3 is unpopulated.

                FLOPPY DRIVE CONFIGURATION

  Drives installed         SW1/7               SW1/8

         1                  On                  On

         2                  On                  Off

         3                  Off                 On

         4                  Off                 Off

              MONITOR CONFIGURATION

      Type            SW1/5            SW1/6

      None              On               On

  CGA (80 x 25)         On              Off

  CGA (40 x 25)        Off               On

   Monochrome          Off              Off