
IBM CORPORATION

PS/2 MODEL 25 TYPE 2

Processor                  8086
Processor Speed            8MHz
Chip Set                   None
Max. Onboard DRAM          640KB
Cache                      None
BIOS                       IBM
Dimensions                 355.6mm x 304.8mm
I/O Options                Serial port, parallel port, pointing device
                           connector, video port,

                           IDE interface, floppy drive interface, earphone
                           connector
NPU Options                8087

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Pointing device             J1       Fan                         J8

  Keyboard                    J2       Keylock                     J10

  Parallel port               J3       Hard drive                  J11

  Display                     J4       Floppy drive                J12

  Serial port                 J5       Earphone                    J13

  Riser card                  J6

                     DRAM CONFIGURATION

  Size        Bank 0            Bank 1        Parity (P-1)

  512KB    (2) 256K x 9          NONE             NONE

  640KB    (2) 256K x 9        (4) 4464         (2) 4164

