CHAINTECH COMPUTER COMPANY, INC.

SQ-688

Card Type                Sound card
Chip Set                 ESS
Maximum Onboard Memory   N/A
I/O Options              CD-ROM interface (3), MIDI/game port, CD audio in
                         (3), microphone in, line in, headphone/speaker
Hard Drives supported    None
Floppy drives supported  None
Data Bus                 16-bit ISA
Card Size                Half-length, full-height card

[Image]

                                CONNECTIONS

        Function          Label              Function              Label

  CD-ROM interface -       CN1      Line in                         CN6
  Panasonic

  CD-ROM interface -       CN2      Headphone/speaker               CN7
  Mitsumi

  CD-ROM interface -       CN3      Audio in - CD-ROM (Sony)        CN8
  Sony

  MIDI/game port           CN4      Audio in - CD-ROM (Mitsumi)     CN9

  Microphone in            CN5      Audio in - CD-ROM               CN10
                                    (Panasonic)

                        USER CONFIGURABLE SETTINGS

                  Function                     Label         Position

  »   Panasonic CD-ROM interface enabled        JP15         Pins 1 & 2
                                                              closed

      Sony/Mitsumi CD-ROM interface             JP15         Pins 2 & 3
      enabled                                                 closed

  »   Game port enabled                         JP16         Pins 1 & 2
                                                              closed

      Game port disabled                        JP16         Pins 2 & 3
                                                              closed

                     SOUND CARD DMA CHANNEL SELECTION

         Channel                   JP4/A                   JP4/B

              0                    Open                    Closed

  »           1                   Closed                    Open

              3                   Closed                   Closed

                  CD-ROM INTERFACE DMA CHANNEL SELECTION

  Channel    JP17/A     JP17/B    JP17/C    JP18/A     JP18/B     JP18/C

       1     Closed      Open      Open     Closed      Open       Open

       2      Open      Closed     Open      Open      Closed      Open

  »    3      Open       Open     Closed     Open       Open      Closed

                        BASE I/O ADDRESS SELECTION

          Address                   JP3/A                   JP3/B

  »          220h                   Open                    Open

             230h                   Open                   Closed

             240h                  Closed                   Open

             250h                  Closed                  Closed

                    CD-ROM INTERFACE ADDRESS SELECTION

       Setting             JP12              JP13              JP14

          300h             Open              Open              Open

          310h            Closed             Open              Open

          320h             Open             Closed             Open

          330h            Closed            Closed             Open

  »       340h             Open              Open             Closed

          350h            Closed             Open             Closed

          360h             Open             Closed            Closed

          370h            Closed            Closed            Closed

                      SOUND CARD INTERRUPT SELECTION

            IRQ                     JP2/A                   JP2/B

              IRQ5                   Open                  Closed

  »           IRQ7                  Closed                  Open

              IRQ9                   Open                   Open

             IRQ10                  Closed                 Closed

                        CD-ROM INTERRUPT SELECTION

       IRQ           JP19/A        JP19/B        JP19/C         JP19/D

         IRQ3        Closed         Open          Open           Open

         IRQ5         Open         Closed         Open           Open

         IRQ7         Open          Open         Closed          Open

  »      IRQ9         Open          Open          Open          Closed