FUTURE DOMAIN CORPORATION
=========================

   TMC-1660, TMC-1680 (SOLDER MOUNT VERSIONS)

   Data bus: 16-bit, ISA

   Size: Three quarters-length, full-height card

   Hard drives supported:  Up to six SCSI devices

   Floppy drives supported: TMC-1680: Four 360KB, 720KB, 1.2MB,
   or 1.44MB

   TMC-1660: None

   Sector interleave: 1:1

<gopher://bitreich.org/I/th99/c/E-H/20115-1.png>
    The TMC-1660

<gopher://bitreich.org/I/th99/c/E-H/20115-2.png>
    The TMC-1680

   +------------------------------------------------------------+
   |                           &NBSP;                           |
   |                                                            |
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | DB-25 SCSI connector-external                |     J1      |
   |----------------------------------------------+-------------|
   | 50-pin SCSI connector-internal               |     J2      |
   |----------------------------------------------+-------------|
   | 4-pin connector-drive active LED             |     J3      |
   |----------------------------------------------+-------------|
   | Optional 5-pin connector-DC power            |     J4      |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector-floppy drive  |     J5      |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector-floppy drive  |     J6      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function              |   Location   | Setting |
   |-----------------------------------+--------------+---------|
   |>> | Primary floppy drive enabled  | W2/jumper 1* | closed  |
   |   | (TMC-1680 only)               |              |         |
   |---+-------------------------------+--------------+---------|
   |   | Second floppy drive enabled   | W2/jumper 2* | closed  |
   |   | (TMC-1680 only)               |              |         |
   |---+-------------------------------+--------------+---------|
   |>> | Hard drive enabled (TMC-1680  | W2/jumper 3  | closed  |
   |   | only)                         |              |         |
   |---+-------------------------------+--------------+---------|
   |   | Hard drive disabled (TMC-1680 | W2/jumper 3  |  open   |
   |   | only)                         |              |         |
   |---+-------------------------------+--------------+---------|
   |>> | BIOS enabled                  | W2/jumper 4  | closed  |
   |---+-------------------------------+--------------+---------|
   |   | BIOS disabled                 | W2/jumper 4  |  open   |
   |---+-------------------------------+--------------+---------|
   |>> | BIOS and RAM enabled          | W2/jumper 5  | closed  |
   |---+-------------------------------+--------------+---------|
   |   | BIOS and RAM disabled         | W2/jumper 5  |  open   |
   |---+-------------------------------+--------------+---------|
   |>> | Termination Power enabled     |      W4      | closed  |
   |---+-------------------------------+--------------+---------|
   |   | Termination Power disabled    |      W4      |  open   |
   |------------------------------------------------------------|
   | Note:*These jumpers are mutually exclusive                 |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   |    IRQ     |  W1/jumper 1  |  W1/jumper 2  |  W1/jumper 3  |
   |------------+---------------+---------------+---------------|
   |    IRQ3    |     open      |     open      |     open      |
   |------------+---------------+---------------+---------------|
   |    IRQ5    |    closed     |     open      |     open      |
   |------------+---------------+---------------+---------------|
   |   IRQ10    |     open      |    closed     |     open      |
   |------------+---------------+---------------+---------------|
   |   IRQ11    |    closed     |    closed     |     open      |
   |------------+---------------+---------------+---------------|
   |   IRQ12    |     open      |     open      |    closed     |
   |------------+---------------+---------------+---------------|
   |   IRQ14    |    closed     |     open      |    closed     |
   |------------+---------------+---------------+---------------|
   |   IRQ15    |     open      |    closed     |    closed     |
   |------------+---------------+---------------+---------------|
   |  Disabled  |    closed     |    closed     |    closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      I/O PORT ADDRESS                      |
   |------------------------------------------------------------|
   |       Address        |   W1/jumper 4    |   W1/jumper 5    |
   |----------------------+------------------+------------------|
   |>> |    0140-014Fh    |       open       |       open       |
   |---+------------------+------------------+------------------|
   |   |    0150-015Fh    |      closed      |       open       |
   |---+------------------+------------------+------------------|
   |   |    0160-016Fh    |       open       |      closed      |
   |---+------------------+------------------+------------------|
   |   |    0170-017Fh    |      closed      |      closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        BIOS ADDRESS                        |
   |------------------------------------------------------------|
   |        Address        |   W1/jumper 6    |   W1/jumper 7   |
   |-----------------------+------------------+-----------------|
   |>> |   CA000-CBFFFh    |      closed      |      open       |
   |---+-------------------+------------------+-----------------|
   |   |   C8000-C9FFFh    |       open       |      open       |
   |---+-------------------+------------------+-----------------|
   |   |   CE000-CFFFFh    |       open       |     closed      |
   |---+-------------------+------------------+-----------------|
   |   |   DE000-DFFFFh    |      closed      |     closed      |
   +------------------------------------------------------------+