
DIAMOND FLOWER, INC.

RACER-286 AIO

Processor              80286
Processor Speed        6/12MHz
Chip Set               Suntac
Max. Onboard DRAM      4MB
Cache                  None
BIOS                   Unidentified
Dimensions             330mm x 218mm
I/O Options            Parallel port, serial ports (2), VGA port, floppy
                       drive interface, IDE interface
NPU Options            80287

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  VGA port                   CN1       Power LED & keylock        J8

  Parallel port              CN2       External battery           J17

  Serial port 1              CN4       IDE interface LED          J22

  CPU clock display          J2        IDE interface              J24
  connector

  Auxiliary keyboard         J3        Floppy drive               J25
  connector                            interface

  Reset switch               J4        Serial port 2              J26

  Turbo LED                  J5        Riser slot                 SL1

  Speaker                    J7

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch        Position

     Clock speed control keyboard           J6              pins 1 & 2
      or hardware control                                     closed

      Clock speed control DIP                J6              pins 2 & 3
      switch control                                          closed

     Factory configured - do not            J9                 N/A
      alter

     On board VGA enabled                   J10             pins 2 & 3
                                                              closed

      On board VGA disabled                  J10             pins 1 & 2
                                                              closed

     Factory configured - do not            J12                N/A
      alter

     Floppy drive speed select              J14              Closed
      single speed

      Floppy drive speed select              J14               Open
      dual speed

     Floppy drive type select               J15               Open
      single speed spindle motor
      drive

      Floppy drive type select               J15              Closed
      dual speed spindle motor
      drive

     Battery type select internal           J16             pins 1 & 2
                                                              closed

      Battery type select external           J16             pins 2 & 3
                                                              closed

     Factory configured - do not            J18                N/A
      alter

     IDE interface enabled                  J19              Closed

      IDE interface disabled                 J19               Open

     Floppy drive interface                 J20              Closed
      enabled

      Floppy drive interface                 J20               Open
      disabled

     Factory configured - do not            J21                N/A
      alter

     Hard drive I/O channel ready           J23              Closed
      enabled

      Hard drive I/O channel ready           J23               Open
      disabled

     Hard drive reset level                 J27             pins 1 & 2
      select low reset                                        closed

      Hard drive reset level                 J27             pins 2 & 3
      select high reset                                       closed

     Parallel port enabled                  J28              Closed

      Parallel port disabled                 J28               Open

     Factory configured - do not            J29                N/A
      alter

     0 wait state enabled                   J32              Closed

      0 wait state disabled                  J32               Open

     Serial port 2 enabled                  J35              Closed

      Serial port 2 disabled                 J35               Open

     Serial port 1 enabled                  J36              Closed

      Serial port 1 disabled                 J36               Open

     Factory configured - do not            J37                N/A
      alter

     Monitor type select color             SW1/2               On

      Monitor type select                   SW1/2               Off
      monochrome

     Parity enabled                        SW1/3               On

      Parity disabled                       SW1/3               Off

     EMS port address select 0E8H          SW1/4               On

      EMS port address select 098H          SW1/4               Off

     BIOS type select 27128                SW1/5               On

      BIOS type select 27256                SW1/5               Off

                            DRAM CONFIGURATION

      Size        Mode     Bank 0      Parity 0     Bank 1      Parity 1

     512KB         0         (16)      (2) 41256     NONE         NONE
                            41256

     640KB         1         (16)      (2) 41256   (16) 4164    (2) 4164
                            41256

     640KB +       2         (16)      (2) 41256      (16)     (2) 41256
  384KB (1MB)               41256                    41256

     640KB +       3         (16)      (2) 41256      (16)     (2) 41256
   384KB (EMS)              41256                    41256
     (1MB)

     640KB +       4         (16)         (2)        NONE         NONE
  1408KB (2MB)             411000       411000

     640KB +       5         (16)         (2)        NONE         NONE
  1408KB (EMS)             411000       411000
     (2MB)

     640KB +       6         (16)         (2)         (16)     (2) 411000
  3456KB (4MB)             411000       411000      411000

     640KB +       7         (16)         (2)         (16)     (2) 411000
  3456KB (EMS)             411000       411000      411000
     (4MB)

     DRAM SWITCH CONFIGURATION

  Mode     SW1/6   SW1/7    SW1/8

    0       On       On       On

    1       On       On      Off

    2       On      Off       On

    3       On      Off      Off

    4       Off      On       On

    5       Off      On      Off

    6       Off     Off       On

    7       Off     Off      Off

   CPU SPEED CONFIGURATION

  Speed      J1      SW1/1

   6MHz     Open       On

  12MHz     Closed    Off

