TOPTEK MULTIMEDIA, INC.
=======================

   GOLDEN SOUND CD-ROM 4-IN-1

   Card Type     Sound card/CD-ROM                                
   Chipset       TMC 4720A                                        
   Controller    
   I/O Options   Line in, line out, CD-ROM interfaces (4), CD     
                 audio in (3)                                     
   Maximum DRAM  N/A                                              

<gopher://bitreich.org/I/th99/i/S-T/50888-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Purpose       | Location |    Purpose     | Location |
   |---------------------+----------+----------------+----------|
   | Sony/Wearnes CD-ROM |    J1    | CD audio in    |    J6    |
   | interface           |          |                |          |
   |---------------------+----------+----------------+----------|
   | Mitsumi CD-ROM      |    J2    | Line in        |    J7    |
   | interface           |          |                |          |
   |---------------------+----------+----------------+----------|
   | Panasonic CD-ROM    |    J3    | Line out       |    J8    |
   | interface           |          |                |          |
   |---------------------+----------+----------------+----------|
   | CD audio in         |    J4    | Philips CD-ROM |   JP1    |
   |                     |          | interface      |          |
   |---------------------+----------+----------------+----------|
   | CD audio in         |    J5    |                |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            CD-ROM INTERFACE INTERRUPT SELECTION            |
   |------------------------------------------------------------|
   |            IRQ             |              JP2              |
   |----------------------------+-------------------------------|
   |             3              |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |             4              |       Pins 3 & 4 closed       |
   |----------------------------+-------------------------------|
   |             5              |       Pins 5 & 6 closed       |
   |----------------------------+-------------------------------|
   |             9              |       Pins 7 & 8 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            CD-ROM INTERFACE 8-BIT DMA SELECTION            |
   |------------------------------------------------------------|
   |          Channel           |              JP3              |
   |----------------------------+-------------------------------|
   |             1              |   Pins 1 & 3, 2 & 4 closed    |
   |----------------------------+-------------------------------|
   |             3              |   Pins 5 & 7, 6 & 8 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             CD-ROM INTERFACE ADDRESS SELECTION             |
   |------------------------------------------------------------|
   | Address |      JP5       |      JP6       |      JP7       |
   |---------+----------------+----------------+----------------|
   |  200h   |   Pins 2 & 3   |   Pins 2 & 3   |   Pins 2 & 3   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  220h   |   Pins 1 & 2   |   Pins 2 & 3   |   Pins 2 & 3   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  240h   |   Pins 2 & 3   |   Pins 1 & 2   |   Pins 2 & 3   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  260h   |   Pins 1 & 2   |   Pins 1 & 2   |   Pins 2 & 3   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  300h   |   Pins 2 & 3   |   Pins 2 & 3   |   Pins 1 & 2   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  320h   |   Pins 1 & 2   |   Pins 2 & 3   |   Pins 1 & 2   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  340h   |   Pins 2 & 3   |   Pins 1 & 2   |   Pins 1 & 2   |
   |         |     closed     |     closed     |     closed     |
   |---------+----------------+----------------+----------------|
   |  360h   |   Pins 1 & 2   |   Pins 1 & 2   |   Pins 1 & 2   |
   |         |     closed     |     closed     |     closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              CD-ROM INTERFACE TYPE SELECTION               |
   |------------------------------------------------------------|
   |            Type            |              JP4              |
   |----------------------------+-------------------------------|
   |          Mitsumi           |   Pins 3 & 5, 4 & 6 closed    |
   |----------------------------+-------------------------------|
   |         Panasonic          |   Pins 2 & 4, 3 & 5 closed    |
   |----------------------------+-------------------------------|
   |          Philips           |   Pins 1 & 3, 4 & 6 closed    |
   |----------------------------+-------------------------------|
   |            Sony            |   Pins 1 & 3, 4 & 6 closed    |
   |----------------------------+-------------------------------|
   |          Wearnes           |   Pins 1 & 3, 4 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            CD-ROM AUDIO INTERFACE PIN-OUT TABLE            |
   |------------------------------------------------------------|
   |          Connector           |           Diagram           |
   |------------------------------+-----------------------------|
<gopher://bitreich.org/I/th99/i/S-T/50888-2.png>
   |              J4              |                     |
   |------------------------------+-----------------------------|
<gopher://bitreich.org/I/th99/i/S-T/50888-3.png>
   |              J5              |                     |
   |------------------------------+-----------------------------|
<gopher://bitreich.org/I/th99/i/S-T/50888-4.png>
   |              J6              |                     |
   +------------------------------------------------------------+