IBM CORPORATION

EASY OPTIONS GAME & AUDIO CARD AC525

Card Type               Sound card
Chip Set                Unidentified
Maximum Onboard Memory  N/A
I/O Options             Game/MIDI port, microphone in, speaker, volume
Data Bus                8-bit ISA
Floppy drives supported N/A

[Image]

                                CONNECTIONS

          Function             Label           Function            Label

  Game/MIDI port               CN1     Mic in                        J2

  Speaker                       J1     Volume                       VR1

                        USER CONFIGURABLE SETTINGS

                 Function                    Label         Position

      MIDI port disabled                     SW1/1            On

      MIDI port enabled                      SW1/1            Off

  »   Factory configured - do not alter      SW1/5       Unidentified

      Game port disabled                     SW1/6            On

      Game port enabled                      SW1/6            Off

  »   Factory configured - do not alter      SW2/1       Unidentified

                    GAME/MIDI PORT INTERRUPT SELECTION

      IRQ           J6/A          J6/B           J6/C           J6/D

         2         Closed         Open           Open           Open

         3          Open         Closed          Open           Open

         5          Open          Open          Closed          Open

  »      7          Open          Open           Open          Closed

                         AUDIO INTERRUPT SELECTION

      IRQ           J7/A          J7/B           J7/C           J7/D

         2         Closed         Open           Open           Open

         3          Open         Closed          Open           Open

  »      5          Open          Open          Closed          Open

         7          Open          Open           Open          Closed

                 DIGITAL AUDIO BASE I/O ADDRESS SELECTION

        Address               SW1/2            SW1/3           SW1/4

            210h               On               On              Off

  »         220h               Off              Off             Off

            230h               On               Off             Off

            240h               Off              On               On

            250h               Off              On              Off

            260h               Off              Off              On

          Disabled             On               On               On

                 GAME/MIDI PORT BASE I/O ADDRESS SELECTION

          Address                   SW2/2                   SW2/3

              300h                    On                     On

              310h                   Off                     On

              320h                    On                     Off

  »           330h                   Off                     Off