1) Make sure that the "TBS Montego MPU-401 Interface" is selected as the 
   default device in Control Panel -> Multimedia -> MIDI Properties.

2) Open the Win 95 audio mixer (small yellow speaker icon in taskbar or 
   click Start -> Run -> "sndvol32")

3) From the playback mixer, put a check in the select box under MPU-401. 

   If the MPU-401 slider does not show up in the mixer: 
     a) Click Options (on the menu bar of the mixer).
     b) Select Properties (from the menu that appears).
     c) Make sure that TBS Montego is displayed in the Mixer Device box
     d) Select the Playback option under "Adjust volume for".
     e) Under "Show the following volume controls:" make sure you have a 
        check mark by MPU-401. 
     f) Click [OK].
     g) In the Audio Mixer, Put a check in the select box under MPU-401.

4) This will enable the MPU-401.

_______________________________________________________________________________