INFORTREND TECHNOLOGY, INC.
===========================

   IFT-3101

   Card Type              Hard drive controller                   
   Processor              486                                     
   Maximum On Board       32MB                                    
   Memory                 
   Hard Drives Supported  Up to fourteen Fast Wide SCSI-2 devices 
   Floppy Drives          None                                    
   Supported              
   Data Bus               N/A                                     
   Card Size              3.5" form factor                        
   Raid Levels Supported  0,1,3,5                                 

<gopher://bitreich.org/I/th99/c/I-L/21453-1.png>
   

   +------------------------------------------------------------+
   |           LOWER BOARD OF BASE MODULE CONNECTIONS           |
   |------------------------------------------------------------|
   |     Function     | Location |     Function      | Location |
   |------------------+----------+-------------------+----------|
   | 56-pin connector |   CN1    | 68-pin SCSI       |    J1    |
   |                  |          | connector channel |          |
   |                  |          | 0 - external      |          |
   |------------------+----------+-------------------+----------|
   | 56-pin connector |   CN2    |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           UPPER BOARD OF BASE MODULE CONNECTIONS           |
   |------------------------------------------------------------|
   |     Function     | Location |     Function      | Location |
   |------------------+----------+-------------------+----------|
   | 50-pin connector |   CN3    | 50-pin connector  |   CN6    |
   |------------------+----------+-------------------+----------|
   | 50-pin connector |   CN4    | 68-pin SCSI Wide  |    J2    |
   |                  |          | connector channel |          |
   |                  |          | 1 - external      |          |
   |------------------+----------+-------------------+----------|
   | 50-pin connector |   CN5    | 9-pin serial port |    J3    |
   |                  |          | - fail over port  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  IFT-9051UWS CONNECTIONS                   |
   |------------------------------------------------------------|
   |  Function  | Location |        Function         | Location |
   |------------+----------+-------------------------+----------|
   | 50-pin     |   CN7    | 68-pin SCSI Wide        |    J4    |
   | connector  |          | Single-ended connector  |          |
   |            |          | channel 2 - external    |          |
   |------------+----------+-------------------------+----------|
   | 50-pin     |   CN8    | 9-pin serial port -     |    J5    |
   | connector  |          | external                |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |          Size           |              Bank 0              |
   |-------------------------+----------------------------------|
   |           4MB           |           (1) 1M x 36            |
   |-------------------------+----------------------------------|
   |           8MB           |           (1) 2M x 36            |
   |-------------------------+----------------------------------|
   |          16MB           |           (1) 4M x 36            |
   |-------------------------+----------------------------------|
   |          32MB           |           (1) 8M x 36            |
   |------------------------------------------------------------|
   |      Note:EDO RAM supported. DRAM with or without parity   |
   |      is supported, but DRAM with parity is recommended.    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             DIAGNOSTIC LED(S) - NOT DIAGRAMMED             |
   |------------------------------------------------------------|
   |  LED  |    Color     |  Status  |        Condition         |
   |-------+--------------+----------+--------------------------|
   | POWER | Unidentified |    On    |       Power is on        |
   |-------+--------------+----------+--------------------------|
   | POWER | Unidentified |   Off    |       Power is off       |
   |-------+--------------+----------+--------------------------|
   | BUSY  | Unidentified |   Off    |       No activity        |
   |-------+--------------+----------+--------------------------|
   | BUSY  | Unidentified | Blinking |  Data is being accessed  |
   |-------+--------------+----------+--------------------------|
   | BUSY  | Unidentified |    On    | Unprocessed cached data  |
   |       |              |          |    is still in memory    |
   |-------+--------------+----------+--------------------------|
   | ATTEN | Unidentified |    On    |   Fault condition - a    |
   |       |              |          |     drive has failed     |
   |-------+--------------+----------+--------------------------|
   | ATTEN | Unidentified |   Off    | All drives are operating |
   |------------------------------------------------------------|
   |      Note:The LED's are located on front panel.            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   | The IFT-3101 is a Wide-SCSI to Wide-SCSI RAID controller   |
   | which provides RAID 0, 1, 3 or 5 independently of the host |
   | system's operating system.                                 |
   |                                                            |
   | The controller also comes with Ultra Wide differential     |
   | upgrade board (IFT-9051UWD) - diagram not available.       |
   +------------------------------------------------------------+