CREATIVE LABS, INC.
===================

   SOUNDBLASTER 16 SCSI-2 ASP (CT1770 & CT1779)

   SOUNDBLASTER 16 SCSI-2 (CT1770 & CT1779)

   Card Type       Sound card                                     
   Chip Set        Creative Technology                            
   Maximum Onboard None                                           
   Memory          
   I/O Options     Microphone connector, line in connector,       
                   speaker out connector, game/MIDI port, PC      
                   internal speaker, CD-ROM audio in connector,   
                   SCSI-2 interface , feature connector           
   Data Bus        16-bit ISA                                     

<gopher://bitreich.org/I/th99/i/C-D/53582-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Line in connector    |  CN1  | Feature connector   |  CN6  |
   |----------------------+-------+---------------------+-------|
   | Microphone connector |  CN2  | SCSI-2 interface    |  CN7  |
   |----------------------+-------+---------------------+-------|
   | Volume control       |  CN3  | PC internal speaker |  CN8  |
   |----------------------+-------+---------------------+-------|
   | Speaker out          |  CN4  | CD-ROM audio in     |  CN9  |
   | connector            |       | connector           |       |
   |----------------------+-------+---------------------+-------|
   | Game/MIDI port       |  CN5  |                     |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J1   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J2   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | SCSI-2 I/O address select 340H  | JP30  |     Open     |
   |---+---------------------------------+-------+--------------|
   |   | SCSI-2 I/O address select 140H  | JP30  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Joystick enabled                | JYEN  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Joystick disabled               | JYEN  |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | MP-401 I/O address select 330   | MSEL  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | MP-401 I/O address select 300   | MSEL  |     Open     |
   +------------------------------------------------------------+

   +---------------------------------------------------------------+
   |                     DMA CHANNEL SELECTION                     |
   |---------------------------------------------------------------|
   |Channel| JP18 | JP19 | JP20 | JP21 | JP26 | JP27 | JP28 | JP29 |
   |-------+------+------+------+------+------+------+------+------|
   |   0   |Closed| Open | Open | Open |Closed| Open | Open | Open |
   |-------+------+------+------+------+------+------+------+------|
   |   5   | Open |Closed| Open | Open | Open |Closed| Open | Open |
   |-------+------+------+------+------+------+------+------+------|
   |   6   | Open | Open |Closed| Open | Open | Open |Closed| Open |
   |-------+------+------+------+------+------+------+------+------|
   |   7   | Open | Open | Open |Closed| Open | Open | Open |Closed|
   +---------------------------------------------------------------+

   +------------------------------------------------------------+
   |                8-BIT DMA CHANNEL SELECTION                 |
   |------------------------------------------------------------|
   |       Channel        |       DAS0       |       DAS1       |
   |----------------------+------------------+------------------|
   |     |       0        |      Closed      |      Closed      |
   |-----+----------------+------------------+------------------|
   |>>   |       1        |       Open       |      Closed      |
   |-----+----------------+------------------+------------------|
   |     |       3        |      Closed      |       Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                16-BIT DMA CHANNEL SELECTION                |
   |------------------------------------------------------------|
   |       Channel       |       DBS0        |       DBS2       |
   |---------------------+-------------------+------------------|
   |>>   |       5       |      Closed       |      Closed      |
   |-----+---------------+-------------------+------------------|
   |     |       6       |       Open        |      Closed      |
   |-----+---------------+-------------------+------------------|
   |     |       7       |      Closed       |       Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |        IRQ         |        IS0        |        IS1        |
   |--------------------+-------------------+-------------------|
   |   |       2        |      Closed       |      Closed       |
   |---+----------------+-------------------+-------------------|
   |>> |       5        |       Open        |      Closed       |
   |---+----------------+-------------------+-------------------|
   |   |       7        |      Closed       |       Open        |
   |---+----------------+-------------------+-------------------|
   |   |       10       |       Open        |       Open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  SCSI INTERRUPT SELECTION                  |
   |------------------------------------------------------------|
   |    IRQ     |   JP22    |   JP23    |   JP24    |   JP25    |
   |------------+-----------+-----------+-----------+-----------|
   |   |   9    |  Closed   |   Open    |   Open    |   Open    |
   |---+--------+-----------+-----------+-----------+-----------|
   |   |   10   |   Open    |  Closed   |   Open    |   Open    |
   |---+--------+-----------+-----------+-----------+-----------|
   |>> |   11   |   Open    |   Open    |  Closed   |   Open    |
   |---+--------+-----------+-----------+-----------+-----------|
   |   |   12   |   Open    |   Open    |   Open    |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                AUDIO I/O ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |       Address        |       IOS0       |       IOS1       |
   |----------------------+------------------+------------------|
   |>>  |       220       |      Closed      |      Closed      |
   |----+-----------------+------------------+------------------|
   |    |       240       |       Open       |      Closed      |
   |----+-----------------+------------------+------------------|
   |    |       260       |      Closed      |       Open       |
   |----+-----------------+------------------+------------------|
   |    |       280       |       Open       |       Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     CSP CHIP SELECTION                     |
   |------------------------------------------------------------|
   |      Setting       |       APSD        |       IFSD        |
   |--------------------+-------------------+-------------------|
   |      Enabled       |       Open        |       Open        |
   |--------------------+-------------------+-------------------|
   |      Disabled      |      Closed       |      Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                INTERNAL AMPLIFIER SELECTION                |
   |------------------------------------------------------------|
   |     Setting      |        OPSL        |        OPSR        |
   |------------------+--------------------+--------------------|
   |>> |   Enabled    | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
   |---+--------------+--------------------+--------------------|
   |   |   Disabled   | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
   +------------------------------------------------------------+