
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

