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# CREATIVE LABS, INC.
SOUNDBLASTER 16MCD ASP (CT1750 & CT1759)
SOUNDBLASTER 16MCD (CT1750 & CT1759)
Card Type Sound card
Chip Set Creative Technology
Maximum Onboard None
Memory
I/O Options CD-ROM interface, microphone connector, line
in connector, speaker out connector, game/MIDI
port, PC internal speaker, CD-ROM audio in
connectors (3), feature connector
Data Bus 16-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Line in connector | CN1 | Mitsumi CD-ROM | CN7 |
| | | interface | |
|----------------------+-------+---------------------+-------|
| Microphone connector | CN2 | PC internal speaker | CN8 |
|----------------------+-------+---------------------+-------|
| Volume control | CN3 | CD-ROM audio in | CN9 |
| | | connector | |
|----------------------+-------+---------------------+-------|
| Speaker out | CN4 | Panasonic CD-ROM | CN10 |
| connector | | interface | |
|----------------------+-------+---------------------+-------|
| Game/MIDI port | CN5 | Sony CD-ROM | CN11 |
| | | interface | |
|----------------------+-------+---------------------+-------|
| Feature connector | CN6 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured – do not | J1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured – do not | J2 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CD-ROM SELECTION |
|------------------------------------------------------------|
| Type | JP1 | JP2 | JP3 | JP4 |
|------------+-----------+-----------+-----------+-----------|
| Panasonic | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| Sony | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| Mitsumi | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| Disabled | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOARD 8-BIT DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | DAS0 | DAS1 |
|----------------------+------------------+------------------|
| | 0 | Closed | Closed |
|------+---------------+------------------+------------------|
| » | 1 | Open | Closed |
|------+---------------+------------------+------------------|
| | 3 | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOARD 16-BIT DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | DBS0 | DBS2 |
|----------------------+------------------+------------------|
| » | 5 | Closed | Closed |
|-------+--------------+------------------+------------------|
| | 6 | Open | Closed |
|-------+--------------+------------------+------------------|
| | 7 | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOARD INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | IS0 | IS1 |
|--------------------+-------------------+-------------------|
| | 2 | Closed | Closed |
|----+---------------+-------------------+-------------------|
| » | 5 | Open | Closed |
|----+---------------+-------------------+-------------------|
| | 7 | Closed | Open |
|----+---------------+-------------------+-------------------|
| | 10 | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUDIO I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | IOS0 | IOS1 |
|----------------------+------------------+------------------|
| » | 220h | Closed | Closed |
|----+-----------------+------------------+------------------|
| | 240h | Open | Closed |
|----+-----------------+------------------+------------------|
| | 260h | Closed | Open |
|----+-----------------+------------------+------------------|
| | 280h | 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MITSUMI CD-ROM INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP20 | JP21 | JP22 |
|---------------+--------------+--------------+--------------|
| | 3 | Open | Open | Closed |
|----+----------+--------------+--------------+--------------|
| | 10 | Open | Closed | Open |
|----+----------+--------------+--------------+--------------|
| » | 11 | Closed | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MITSUMI CD-ROM DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP23 | JP24 |
|-----------------------+------------------+-----------------|
| | 6 | Open | Closed |
|-------+---------------+------------------+-----------------|
| » | 7 | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MITSUMI CD-ROM BASE I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | JP18 | JP19 |
|------------------------+------------------+----------------|
| | 310h | Closed | Closed |
|-------+----------------+------------------+----------------|
| | 320h | Open | Closed |
|-------+----------------+------------------+----------------|
| » | 340h | Closed | Open |
|-------+----------------+------------------+----------------|
| | 350h | Open | Open |
+------------------------------------------------------------+