
TANDY/RADIO SHACK

CDR-3100 INTERFACE BOARD

Card Type                 Multi-I/O card
Chip Set                  Unidentified
I/O Options               CD-ROM interface, audio line out/right, audio
                          line out/left, audio in - CD-ROM
Data Bus                  8-bit ISA
Card Size                 Half-length, half-height card

[Image]

                                CONNECTIONS

           Function             Label           Function            Label

  CD-ROM interface               P2     Audio line out - right      CN3

  Audio in - CD-ROM              P3     Audio line out - left       CN4

                      BUS ADDRESS

          Address                       JP1

            300h             Pins 1 & 2, 4 & 5 closed

            310h             Pins 2 & 3, 4 & 5 closed

            330h             Pins 1 & 2, 5 & 6 closed

            340h            Pins 2 & 3, 5 & 6 closed

                  IRQ SETTINGS

   IRQ      JB1/A     JB1/B    JB1/C     JB1/D

     3    Closed     Open      Open      Open

    4       Open     Closed     Open      Open

    5       Open      Open     Closed     Open

    6       Open      Open      Open     Closed

                            TECHNICAL NOTE

  Note: Only use this card with the CDR-3100 (250-1098) CD-ROM drive.

