Edirol UM-1 Owner's Manual page 13

3.
Use audio cables to connect the MIDI Sound module's OUTPUT L and R connectors to the
input connectors (INPUT, LINE IN, AUX IN, TAPE IN etc.) of your audio playback system.
* Be sure to connect the MIDI Sound module's OUTPUT L and R connectors to the L and
R connectors of your audio playback system without reversing the left/right connection. If
L and R are exchanged, the left/right location from which sounds will be heard will be
inverted.
* Never make connections to the MIC connectors or PHONE connectors of your audio
playback system.
4.
If the MIDI Sound module has a Computer switch, set the Computer switch located on the
rear panel of the MIDI Sound module to the "MIDI" position.
* Before changing the setting of the MIDI Sound module's Computer switch, be sure to turn
off the power.
5.
Connect the MIDI Sound module's power cable to an electrical outlet.
When you are ready to use the system, turn on the power of the MIDI Sound module
and of your audio playback system.
Connecting a MIDI Keyboard
If you wish to connect a MIDI keyboard, connect the UM-1's TO MIDI
OUT cable to the MIDI OUT connector of your keyboard.
* Before turning the power off, be sure to turn down the volume of all devices to avoid
speaker damage or malfunctions.
13