
DISTRIBUTED PROCESSING TECHNOLOGY

PM3754U2

Card Type                 Hard drive controller
Chip Set                  Unidentified
Maximum Onboard Memory    256MB DRAM
I/O Options               SCSI connector (2), expansion module connector
Hard Drives supported     Up to 15 Ultra2/LVD Wide SCSI devices

                          Up to 45 Wide SCSI-2 or Ultra-wide SCSI devices
                          with expansion board upgrades
Floppy drives supported   None
Data Bus                  32-bit PCI
Card Size                 Full-length/full height card

[Image]

                                CONNECTIONS

         Function             Label           Function           Label

  Header connector to           J4       68-pin SCSI Ch. 0        J11
  expansion module                       connector -
                                         external

  68-pin SCSI connector        J10       4-pin connector -        P6
  Ch. 0 - internal                       drive active LED

                        USER CONFIGURABLE SETTINGS

                Function                    Label           Position

  NVRAM reset to default settings             P4        Pins 1 & 2 closed

  NVRAM setup parameters retained             P4        Pins 3 & 4 closed

  Load enabled                                P9        Pins 1 & 2 closed

  Run enabled                                 P9        Pins 3 & 4 closed

                         SIMM MEMORY CONFIGURATION

    Size          Bank 0         Bank 1         Bank 2         Bank 3

    16MB       (1)4MB x 32        None           None           None

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

    48MB       (1)4MB x 32    (1)4MB x 32    (1)4MB x 32        None

    64MB       (1)4MB x 32    (1)4MB x 32    (1)4MB x 32     (1)4MB x 32

    64MB       (1)16MB x 32       None           None           None

    80MB       (1)16MB x 32   (1)4MB x 32        None           None

    128MB      (1)16MB x 32   (1)16MB x 32       None           None

    144MB      (1)16MB x 32   (1)16MB x 32   (1)4MB x 32        None

    160MB      (1)16MB x 32   (1)16MB x 32   (1)4MB x 32        None

    192MB      (1)16MB x 32   (1)16MB x 32   (1)16MB x 32       None

    208MB      (1)16MB x 32   (1)16MB x 32   (1)16MB x 32    (1)4MB x 32

    256MB      (1)16MB x 32   (1)16MB x 32   (1)16MB x 32   (1)16MB x 32

                             DIAGNOSTIC LED(S)

    LED           Color           Status              Condition

   LED1        Unidentified         On           Controller is ready;
                                                interrupts are enabled

   LED1        Unidentified        Off          Controller is inactive

   LED1        Unidentified      Blinking        Controller is active

   LED2        Unidentified         On       Non-maskable interrupt (NMI)
                                                       detected

   LED2        Unidentified        Off             NMI not detected

   LED3        Unidentified         On       Controller in idle loop mode

   LED3        Unidentified        Off        Controller not in idle loop
                                                         mode

   LED4        Unidentified         On       Interrupt is being processed

   LED4        Unidentified        Off          Interrupt is not being
                                                      processed

   LED5        Unidentified        Off                 Not used

   LED6        Unidentified         On         Cache controller is using
                                                 DMA to perform a data
                                                       transfer

   LED6        Unidentified        Off          Cache controller is not
                                              using DMA to perform a data
                                                       transfer

   LED7        Unidentified         On        Parity is being generated

   LED7        Unidentified        Off            Parity is not being
                                                      generated

   LED8        Unidentified         On         Command detected on SCSI

   LED8        Unidentified        Off       Command not detected on SCSI

    IRQ        Unidentified         On       Interrupt has been activated
                                                   on host PCI bus

    IRQ        Unidentified        Off          Interrupt has not been
                                              activated on host PCI bus

   ECCEN          Green             On          Cache is ECC protected

   ECCEN          Green            Off        Cache is not ECC protected

   ECCER           Red              On           Error detected. Cache
                                             failure information reported

   ECCER           Red             Off            Error not detected

[Image]

SX4054U2-1 EXPANSION MODULE

                                CONNECTIONS

         Function             Label           Function           Label

  68-pin SCSI connector        J2       Header connector to        P5
  Ch. 1 - internal                      Controller card

  68-pin SCSI connector        J3
  Ch. 1 - external

  Note: SX405U2-1 expansion module supports an additional 15 Ultra2/LVD
  Wide SCSI devices

[Image]

                                CONNECTIONS

         Function             Label           Function           Label

  68-pin SCSI connector        J1       68-pin SCSI                J4
  Ch. 2 - external                      connector Ch. 2 -
                                        internal

  68-pin SCSI connector        J2       Header connector to        P5
  Ch. 1 - internal                      Controller card

  68-pin SCSI connector        J3
  Ch. 1 - external

  Note: SX405U2-2 expansion module supports an additional 30 Ultra2/LVD
  Wide SCSI devices

[Image]

SX4054F FC-AL

                                CONNECTIONS

         Function            Label           Function            Label

  HSSDC FC-AL connector       P1       Header connector to         P5
  Ch. 1 - external                     Controller card

  Note: Fibre channel provided by expansion module supports up to 126
  additional devices

