Behringer U-CONTROL UMA25S Manual - Page 7

7 U-CONTROL UMA25S User Manual 1.3.1 Stand-alone mode In case the USB connection is not available or detected, the UMA25S automatically switches to the stand-alone mode. In this mode, you can use the UMA25S to control external units via the MIDI output. Sampler 1.3.2 USB mode (Default) This is the default setting when the device is turned on. If the UMA25S is connected to a computer via USB, the keyboard automatically switches to this mode. In the USB mode, you can choose between 2 options: MIDI THRU or MIDI OUT. 1. USB mode with MIDI THRU (Default): MIDI IN MIDI Sound Module MIDI IN MIDI THRU MIDI OUT MIDI Sound Module MIDI OUT USB USB MIDI Fig. 1.4: Stand-alone mode Fig. 1.5: USB mode with MIDI THRU In this mode, the keyboard messages are sent to the computer via USB. The messages from the computer are transmitted to the UMA25S (data reception) and simultaneously to all MIDI units which are connected to MIDI OUT. This mode is ideal for playing the keyboard and controlling further MIDI hardware (samplers, rack synthesizers, etc.) with the sequencer.