Using Bus Power - Roland 5100011346 -01 Owner's Manual

2.
Making sure that each battery is oriented in the correct polarity (+/–), insert the batteries into the
battery compartment.
fig.Battery-2.eps
3.
Securely close the battery compartment lid.
Battery remaining indication
When the batteries run low, the BATTERY indicator will light.
If you continue use, the BATTERY indicator will blink. Please stop using the unit, and replace the batteries.
fig.battery-3_e.eps
* If you continue playing even when the indicator is blinking, the display will indicate "Battery Low!" and further
operation will be impossible.
* The indication shown by the battery indicator is an approximation.

Using Bus Power

If the SD-50 is connected to your computer, it can operate using power supplied from your computer via the USB
cable.
You must install the driver if you want to connect the SD-50 to your computer (p. 23).
* With some computers, the SD-50 might not operate using bus power.
If so, please use the included AC adaptor.
* When using the SD-50 on bus power, you won't be able to use phantom power with the MIC IN connector.
Full Light
charge out
Light
replace Blink
Turning the Power On/Off
21