DISTRIBUTED PROCESSING TECHNOLOGY
=================================

   PM3754U2

   Card Type       Hard drive controller                          
   Chip Set        Unidentified                                   
   Maximum Onboard 256MB DRAM                                     
   Memory          
   I/O Options     SCSI connector (2), expansion module connector 
   Hard Drives     Up to 15 Ultra2/LVD Wide SCSI devices          
   supported                                                      
                   Up to 45 Wide SCSI-2 or Ultra-wide SCSI        
                   devices with expansion board upgrades          
   Floppy drives   None                                           
   supported       
   Data Bus        32-bit PCI                                     
   Card Size       Full-length/full height card                   

<gopher://bitreich.org/I/th99/c/C-D/21608-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |          Function           | Label |   Function   | Label |
   |-----------------------------+-------+--------------+-------|
   | Header connector to         |  J4   | 68-pin SCSI  |  J11  |
   | expansion module            |       | Ch. 0        |       |
   |                             |       | connector -  |       |
   |                             |       | external     |       |
   |-----------------------------+-------+--------------+-------|
   | 68-pin SCSI connector Ch. 0 |  J10  | 4-pin        |  P6   |
   | - internal                  |       | connector -  |       |
   |                             |       | 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  |    None    |    None    |
   |       |             |     32     |            |            |
   |-------+-------------+------------+------------+------------|
   | 48MB  | (1)4MB x 32 |  (1)4MB x  |  (1)4MB x  |    None    |
   |       |             |     32     |     32     |            |
   |-------+-------------+------------+------------+------------|
   | 64MB  | (1)4MB x 32 |  (1)4MB x  |  (1)4MB x  |  (1)4MB x  |
   |       |             |     32     |     32     |     32     |
   |-------+-------------+------------+------------+------------|
   | 64MB  |  (1)16MB x  |    None    |    None    |    None    |
   |       |     32      |            |            |            |
   |-------+-------------+------------+------------+------------|
   | 80MB  |  (1)16MB x  |  (1)4MB x  |    None    |    None    |
   |       |     32      |     32     |            |            |
   |-------+-------------+------------+------------+------------|
   | 128MB |  (1)16MB x  | (1)16MB x  |    None    |    None    |
   |       |     32      |     32     |            |            |
   |-------+-------------+------------+------------+------------|
   | 144MB |  (1)16MB x  | (1)16MB x  |  (1)4MB x  |    None    |
   |       |     32      |     32     |     32     |            |
   |-------+-------------+------------+------------+------------|
   | 160MB |  (1)16MB x  | (1)16MB x  |  (1)4MB x  |    None    |
   |       |     32      |     32     |     32     |            |
   |-------+-------------+------------+------------+------------|
   | 192MB |  (1)16MB x  | (1)16MB x  | (1)16MB x  |    None    |
   |       |     32      |     32     |     32     |            |
   |-------+-------------+------------+------------+------------|
   | 208MB |  (1)16MB x  | (1)16MB x  | (1)16MB x  |  (1)4MB x  |
   |       |     32      |     32     |     32     |     32     |
   |-------+-------------+------------+------------+------------|
   | 256MB |  (1)16MB x  | (1)16MB x  | (1)16MB x  | (1)16MB x  |
   |       |     32      |     32     |     32     |     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    |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/C-D/21608-2.png>
   

   SX4054U2-1 EXPANSION MODULE

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function         | Label |     Function     | Label |
   |-------------------------+-------+------------------+-------|
   | 68-pin SCSI connector   |  J2   | Header connector |  P5   |
   | Ch. 1 - internal        |       | to Controller    |       |
   |                         |       | card             |       |
   |-------------------------+-------+------------------+-------|
   | 68-pin SCSI connector   |  J3   |                  |       |
   | Ch. 1 - external        |       |                  |       |
   |------------------------------------------------------------|
   | Note: SX405U2-1 expansion module supports an additional 15 |
   | Ultra2/LVD Wide SCSI devices                               |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/C-D/21608-3.png>
   

   +------------------------------------------------------------+
   |                        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 |  P5   |
   | Ch. 1 - internal        |       | to Controller    |       |
   |                         |       | card             |       |
   |-------------------------+-------+------------------+-------|
   | 68-pin SCSI connector   |  J3   |                  |       |
   | Ch. 1 - external        |       |                  |       |
   |------------------------------------------------------------|
   | Note: SX405U2-2 expansion module supports an additional 30 |
   | Ultra2/LVD Wide SCSI devices                               |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/C-D/21608-4.png>
   

   SX4054F FC-AL

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | HSSDC FC-AL          |  P1   | Header connector to |  P5   |
   | connector Ch. 1 -    |       | Controller card     |       |
   | external             |       |                     |       |
   |------------------------------------------------------------|
   | Note: Fibre channel provided by expansion module supports  |
   | up to 126 additional devices                               |
   +------------------------------------------------------------+