NCR CORPORATION

CLASS 3434

Processor               80486DX
Processor Speed         33MHz
Chip Set                NCR
Max. Onboard DRAM       None
Cache                   None
BIOS                    AMI
Dimensions              355mm x 304mm
I/O Options             Serial ports (2), parallel port, PS/2 mouse port,
                        VGA port, SCSI host adapter slot,

                        floppy drive interface, 32-bit external memory
                        card slots (4)
NPU Options             4167

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                 Location

  Video port               CN1        Parallel port              CN6

  Keyboard port            CN2        Floppy drive               CN7
                                      interface

  PS/2 mouse port          CN3        MCA slot                 S1 - S7

  Serial port 2            CN4        32-bit external         S8 - S11
                                      memory card

  Serial port 1            CN5        SCSI host adapter          S12
                                      slot

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 3         Bank 4

      4MB        (36) 44256        NONE          NONE           NONE

     16MB       (36) 441000        NONE          NONE           NONE

     20MB       (36) 441000     (36) 44256       NONE           NONE

     32MB       (36) 441000    (36) 441000       NONE           NONE

     36MB       (36) 441000    (36) 441000    (36) 44256        NONE

     48MB       (36) 441000    (36) 441000    (36) 441000       NONE

     52MB       (36) 441000    (36) 441000    (36) 441000    (36) 44256

     64MB       (36) 441000    (36) 441000    (36) 441000    (36) 441000

  Note:Each bank consists of one proprietary external memory card.