
DISTRIBUTED PROCESSING TECHNOLOGY

PM2042W/PM2042FW/PM2142W/PM2142FW

  Data bus:                  32-bit EISA

  Size:                      Half length, full-height card

  Hard drive supported:      Fifteen SCSI-Wide,or eight SCSI-Wide with
                             seven SCSI-2 Narrow

                             SCSI-3 and Fast SCSI devices also supported

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

                             (PM2042FW and PM2142FW only)

[Image]

                                CONNECTIONS

                    Function                             Location

  RC4040 connector                                          CN1

  68-pin SCSI connector - internal                          J10

  68-pin SCSI connector - external                          J11

  50-pin SCSI connector - internal                          J12

  LED - ECC enabled (green)                                 P4

  LED - memory fault (red)                                  P5

  4-pin connector - drive active LED                        P6

  34-pin cable connector - floppy drive                     P8
  (PM2042FW and PM2142FW only)

  LED - adapter busy                                        DS1

  LED - computer bus transfer to adapter                    DS2

  LED - computer bus transfer from adapter                  DS3

  LED - cache hit                                           DS4

  LED - disk read/ahead active                              DS5

  LED - disk read                                           DS6

  LED - disk write                                          DS7

  LED - adapter reset                                       DS8

  LED - interrupt to computer pending                       DS9

  LED - DRQ to computer asserted                           DS10

                        USER CONFIGURABLE SETTINGS

            Function                    Location             Setting

       Floppy drive interface            Y20                Closed
               enabled

        Floppy drive interface            Y20                 Open
               disabled

  Note: Floppy drives only on models PM2042FW and PM2142FW.

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB         (1) 256K x       None           None           None
                    36

     1MB           None         (1) 256K x       None           None
                                   36

     1MB           None           None         (1) 256K x       None
                                                  36

     1MB           None           None           None         (1) 256K x
                                                                 36

     2MB         (1) 256K x     (1) 256K x       None           None
                    36             36

     2MB           None         (1) 256K x     (1) 256K x       None
                                   36             36

     2MB           None           None         (1) 256K x     (1) 256K x
                                                  36             36

     3MB         (1) 256K x     (1) 256K x     (1) 256K x       None
                    36             36             36

     3MB           None         (1) 256K x     (1) 256K x     (1) 256K x
                                   36             36             36

     3MB         (1) 256K x       None         (1) 256K x     (1) 256K x
                    36                            36             36

     3MB         (1) 256K x     (1) 256K x       None         (1) 256K x
                    36             36                            36

     4MB         (1) 256K x     (1) 256K x     (1) 256K x     (1) 256K x
                    36             36             36             36

                       DRAM CONFIGURATION CONTINUED

     Size          Bank 0         Bank 1        Bank 2          Bank 3

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  Notes: Although not shown above, 1MB, 4MB and 16MB SIMMs can be
  combined and DPT ECC SiMMs

  can replace parity SIMMs of 4MB or 16MB.

  Single sided SIMMs are preferred, but low-profile double sided 2M and
  8MB increments are

  supported.

