User Guide
16
English
BASICS
Powering the unit on
If you haven’t tted batteries into your Circuit, connect the supplied AC adaptor to the DC input 
socket 
 4
 and plug the adaptor into the AC mains.
Connect the main outputs to a monitoring system (powered speakers or a separate amplier 
and passive monitors); alternatively plug in a pair of headphones if you prefer.
Long-press the POWER button 
 5
, and the grid will show the boot-up display for approximately 
ve seconds:
If you’re running Circuit from batteries, the boot-up display will look like this:
The diagram above shows the display when the batteries are fresh or at full capacity. The 
number of pairs of green pads give an idea of the battery condition; fewer green pads means 
the batteries are running down. When no green pads are showing, the batteries should be 
changed; otherwise you may lose your work.










