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

   IFT-3001 (WITH IFT-9021WS/WD/S UPGRADE BOARDS)

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:     | None                                       |
   |---------------+--------------------------------------------|
   | Size:         | 3.5 in. form-factor half height            |
   |---------------+--------------------------------------------|
   | Hard drive    | Up to fourteen Fast SCSI-2 devices with    |
   | supported:    | upgrades                                   |
   |---------------+--------------------------------------------|
   | Floppy drives | None                                       |
   | supported:    |                                            |
   |---------------+--------------------------------------------|
   |               |                                            |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/I-L/20906-1.png>
   

   +------------------------------------------------------------+
   |                  LOWER BOARD CONNECTIONS                   |
   |------------------------------------------------------------|
   |                  Function                  |   Location    |
   |--------------------------------------------+---------------|
   | 50-pin SCSI connector channel 0 - external |      J1       |
   |--------------------------------------------+---------------|
   | 28-pin connector                           |      CN1      |
   |--------------------------------------------+---------------|
   | 28-pin connector                           |      CN2      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  UPPER BOARD CONNECTIONS                   |
   |------------------------------------------------------------|
   |                  Function                  |   Location    |
   |--------------------------------------------+---------------|
   | 50-pin SCSI connector - external channel 1 |      J2       |
   |--------------------------------------------+---------------|
   | 9-pin serial port - external               |      J3       |
   |--------------------------------------------+---------------|
   | 50-pin connector                           |      CN3      |
   |--------------------------------------------+---------------|
   | 50-pin connector                           |      CN4      |
   |--------------------------------------------+---------------|
   | 50-pin connector                           |      CN5      |
   |--------------------------------------------+---------------|
   | 50-pin connector                           |      CN6      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 UPGRADE BOARD CONNECTIONS                  |
   |------------------------------------------------------------|
   |                 Function                  |    Location    |
   |-------------------------------------------+----------------|
   | 68-pin SCSI connector - external channel  |       J4       |
   | 2                                         |                |
   |-------------------------------------------+----------------|
   | 9-pin fail-over port - external           |       J5       |
   |-------------------------------------------+----------------|
   | 28-pin connector                          |      CN7       |
   |-------------------------------------------+----------------|
   | 28-pin connector                          |      CN8       |
   |------------------------------------------------------------|
   |   Note: 68-pin connector is on upgrade models FT-9021WS    |
   |     (Wide SCSI Single-Ended) or IFT=9021WD (Wide SCSI      |
   |  Differential). A 50-pin connector is on model IFT-9021S   |
   |                   (8-bit Single-Ended) .                   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    DRAM CONFIGURATIONS                     |
   |------------------------------------------------------------|
   |          Size          |              Bank 0               |
   |------------------------+-----------------------------------|
   |          2MB           |          (1) 512KB x 36           |
   |------------------------+-----------------------------------|
   |          4MB           |            (1) 1M x 36            |
   |------------------------+-----------------------------------|
   |          8MB           |            (1) 2M x 36            |
   |------------------------+-----------------------------------|
   |          16MB          |            (1) 4M x 36            |
   |------------------------+-----------------------------------|
   |          32MB          |            (1) 8M x 36            |
   |------------------------------------------------------------|
   |  Note: Minimum of 2 MB DRAM must be installed with parity  |
   |                         function.                          |
   |                                                            |
   |    Minimum of 4 MB DRAM suggested for RAID-3 and RAID-5    |
   |                      configurations.                       |
   +------------------------------------------------------------+