CMS ENHANCEMENTS, INC.
======================

   HCWD3VSR2/HCWD6VSR2

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:         | 16-bit ISA                             |
   |-------------------+----------------------------------------|
   | Size:             | Three-quarter length, full-height card |
   |-------------------+----------------------------------------|
   | Hard drive        | Two RLL ST412 drives                   |
   | supported:        |                                        |
   |-------------------+----------------------------------------|
   | Floppy drives     | 320KB, 360KB, 720KB, 1.2MB, 1.44MB     |
   | supported:        |                                        |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/C-D/20508-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                    |  Location  |
   |-----------------------------------------------+------------|
   | 34-pin control cable connector - floppy drive |     J1     |
   |-----------------------------------------------+------------|
   | 20-pin data cable connector - drive 1         |     J3     |
   |-----------------------------------------------+------------|
   | 20-pin data cable connector - drive 0         |     J4     |
   |-----------------------------------------------+------------|
   | 34-pin control cable connector - hard drive   |     J5     |
   |-----------------------------------------------+------------|
   | External LED connector                        |     J6     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Location | Setting |
   |---------------------------------------+----------+---------|
   |>> | Latched hard disk mode enabled    |   W1/A   |  open   |
   |---+-----------------------------------+----------+---------|
   |   | Non-latched hard disk mode        |   W1/A   | closed  |
   |   | enabled                           |          |         |
   |---+-----------------------------------+----------+---------|
   |>> | Four byte ECC enabled             |   W1/B   |  open   |
   |---+-----------------------------------+----------+---------|
   |   | Seven byte ECC enabled            |   W1/B   | closed  |
   |---+-----------------------------------+----------+---------|
   |>> | Caching enabled                   |   W1/C   |  open   |
   |---+-----------------------------------+----------+---------|
   |   | Caching disabled                  |   W1/C   | closed  |
   |---+-----------------------------------+----------+---------|
   |>> | BIOS enabled                      |    W2    |  open   |
   |---+-----------------------------------+----------+---------|
   |   | BIOS disabled                     |    W2    | closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           USER CONFIGURABLE SETTINGS(CONTINUED)            |
   |------------------------------------------------------------|
   |               Function                | Location | Setting |
   |---------------------------------------+----------+---------|
   |>> | Primary hard disk I/O address     |    W3    |  open   |
   |   | select                            |          |         |
   |---+-----------------------------------+----------+---------|
   |   | Alternate hard disk I/O address   |    W3    | closed  |
   |   | select                            |          |         |
   |---+-----------------------------------+----------+---------|
   |>> | Primary floppy drive I/O address  |    W4    |  open   |
   |   | select                            |          |         |
   |---+-----------------------------------+----------+---------|
   |   | Alternate floppy drive I/O        |    W4    | closed  |
   |   | address select                    |          |         |
   |---+-----------------------------------+----------+---------|
   |>> | Single speed floppy drive mode    |    W5    |  open   |
   |   | enabled                           |          |         |
   |---+-----------------------------------+----------+---------|
   |   | Dual speed floppy drive mode      |    W5    | closed  |
   |   | enabled                           |          |         |
   +------------------------------------------------------------+