
REPLY CORPORATION

POWERBOARD 56/57 & 76/77

Processor     80486SX2/80486DX2/80486DX4/Pentium Overdrive
Processor     25/33/50(internal)/66(internal)/100(internal)MHz
Speed
Chip Set      IBM
Max. Onboard  64MB
DRAM
Cache         Unidentified
BIOS          Reply
Dimensions    330mm x 218mm
I/O Options   Floppy drive interface, SCSI interface (2), 32-bit MCA riser
              card,

              parallel port, PS/2 mouse port, serial port, VGA port, Cache
              card slot
NPU Options   None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  PS/2 mouse port             J1       Drive power                 J14

  Parallel port               J7       Internal SCSI               J15
                                       interface

  Serial port                 J8       Floppy drive interface      J17

  VGA port                    J9       32-bit MCA riser card       J20

  External SCSI               J10      Secondary cache             U57
  interface

  Panel connector             J13

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation             J6            pins 2 & 3
                                                              closed

      CMOS memory clear                        J6            pins 1 & 2
                                                              closed

     SCSI termination internal                J22           pins 1 & 2
                                                              closed

      SCSI termination external                J22           pins 2 & 3
                                                              closed

                           DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     4MB        (1) 1M x 36       NONE           NONE          NONE

     8MB        (1) 1M x 36   (1) 1M x 36        NONE          NONE

     8MB        (1) 2M x 36       NONE           NONE          NONE

     12MB       (1) 1M x 36   (1) 1M x 36    (1) 1M x 36       NONE

     12MB       (1) 2M x 36   (1) 1M x 36        NONE          NONE

     16MB       (1) 1M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     16MB       (1) 2M x 36   (1) 1M x 36    (1) 1M x 36       NONE

     16MB       (1) 2M x 36   (1) 2M x 36        NONE          NONE

     16MB       (1) 4M x 36       NONE           NONE          NONE

     20MB       (1) 2M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     20MB       (1) 2M x 36   (1) 2M x 36    (1) 1M x 36       NONE

     20MB       (1) 4M x 36   (1) 1M x 36        NONE          NONE

     24MB       (1) 2M x 36   (1) 2M x 36    (1) 1M x 36    (1) 1M x 36

     24MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36       NONE

     24MB       (1) 4M x 36   (1) 1M x 36    (1) 1M x 36       NONE

     24MB       (1) 4M x 36   (1) 2M x 36        NONE          NONE

     28MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36    (1) 1M x 36

     28MB       (1) 4M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     28MB       (1) 4M x 36   (1) 2M x 36    (1) 1M x 36       NONE

     32MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 4M x 36   (1) 2M x 36    (1) 1M x 36    (1) 1M x 36

     32MB       (1) 4M x 36   (1) 2M x 36    (1) 2M x 36       NONE

     32MB       (1) 4M x 36   (1) 4M x 36        NONE          NONE

     32MB       (1) 8M x 36       NONE           NONE          NONE

     36MB       (1) 4M x 36   (1) 2M x 36    (1) 2M x 36    (1) 1M x 36

     36MB       (1) 4M x 36   (1) 4M x 36    (1) 1M x 36       NONE

     36MB       (1) 8M x 36   (1) 1M x 36        NONE          NONE

     40MB       (1) 4M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     40MB       (1) 4M x 36   (1) 4M x 36    (1) 1M x 36    (1) 1M x 36

     40MB       (1) 4M x 36   (1) 4M x 36    (1) 2M x 36       NONE

     40MB       (1) 8M x 36   (1) 1M x 36    (1) 1M x 36       NONE

     40MB       (1) 8M x 36   (1) 2M x 36        NONE          NONE

     44MB       (1) 4M x 36   (1) 4M x 36    (1) 2M x 36    (1) 1M x 36

     44MB       (1) 8M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     44MB       (1) 8M x 36   (1) 2M x 36    (1) 1M x 36       NONE

     48MB       (1) 4M x 36   (1) 4M x 36    (1) 2M x 36    (1) 2M x 36

     48MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36       NONE

     48MB       (1) 8M x 36   (1) 2M x 36    (1) 2M x 36       NONE

     48MB       (1) 8M x 36   (1) 4M x 36        NONE          NONE

                       DRAM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     52MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 1M x 36

     52MB       (1) 8M x 36   (1) 2M x 36    (1) 2M x 36    (1) 1M x 36

     52MB       (1) 8M x 36   (1) 4M x 36    (1) 1M x 36       NONE

     56MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 2M x 36

     56MB       (1) 8M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     56MB       (1) 8M x 36   (1) 4M x 36    (1) 1M x 36    (1) 1M x 36

     56MB       (1) 8M x 36   (1) 4M x 36    (1) 2M x 36       NONE

     60MB       (1) 8M x 36   (1) 4M x 36    (1) 2M x 36    (1) 1M x 36

     64MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     64MB       (1) 8M x 36   (1) 4M x 36    (1) 2M x 36    (1) 2M x 36

     64MB       (1) 8M x 36   (1) 4M x 36    (1) 4M x 36       NONE

     64MB       (1) 8M x 36   (1) 8M x 36        NONE          NONE

  CPU TYPE CONFIGURATION

     CPU          J16

  80486SX2       Closed

  80486DX2        Open

  80486DX4        Open

