PACKARD BELL

PB800/900 (REVISION D)

Processor         80286
Processor Speed   8/10MHz
Chip Set          C & T
Max. onboard DRAM 2MB
SRAM Cache        None
BIOS              Phoenix
Dimensions        330mm x 240mm
I/O Options       32-bit memory expansion slot
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Diagnostics header        DIAG       32-bit memory              S1
                                       expansion slot

  Keyboard                  KBD        Speaker                   SPK

  Power LED & keylock       KLK        Turbo LED                 TLD

  Reset                     RST

            Note:The diagnostics header is used in preproduction, and no
            aftermarket technical information is available on its usage.

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

  »   Monitor type select color              C/M             pins 1 & 2
                                                               closed

      Monitor type select                    C/M             pins 2 & 3
      monochrome                                               closed

                     SPEED CONFIGURATION

        Speed                U17                  J19

        8MHz                Empty          pins 1 & 2 closed

        10MHz          30-32MHz crystal    pins 3 & 4 closed

                            DRAM CONFIGURATION

    Size         Bank 0         Parity 0        Bank 1      Parity 1 (P1)
                                  (P0)

     1MB        (8) 44256      (4) 41256         NONE           NONE

     2MB        (8) 44256      (4) 41256      (8) 44256       (4) 41256

  Note:Banks are soldered to the board.