IBM CORPORATION

PS/2 MODEL 25-286

Processor             80286
Processor Speed       10MHz
Chip Set              Intel
Max. Onboard DRAM     Dependant upon the memory & optional memory packs
                      installed in J9 & J10.
Cache                 None
BIOS                  IBM
Dimensions            330mm x 218mm
I/O Options           Floppy drive interface, hard drive interface,
                      parallel port,

                      PS/2 mouse port, riser card, serial port, video port
NPU Options           80287

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  PS/2 mouse port            J1       Memory pack                  J9

  Parallel port              J3       Memory pack                  J10

  Video port                 J4       Hard drive interface         J11

  Serial port                J5       Floppy drive interface       J12

  Riser card slot            J6       Clock module connector      ZM35

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

  »   CMOS memory clear                       J13           pins 1 & 2
                                                              closed

      CMOS memory normal operation            J13           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

   Dependant upon the memory packs or optional memory packs installed in
                                 J9 & J10.