Turning The Power On/Off - Roland SP-404MK2 Reference Manual

Introduction
The USB port on the device from which this unit draws power must supply 5 V of output voltage and at least 1.5 A of output
current.
When not enough power is supplied to the USB port
In the event that not enough power is supplied to the USB port of this unit (such as when you try to supply power from a USB
Type-A connector or when the output current is less than 1.5 A), the message "Switch to batteries" appears.
When this happens, press the [VALUE] knob to switch to battery power. Note that if there are no batteries installed, the unit
powers down.

Turning the Power On/Off

Before turning the unit on/off, always be sure to turn the volume down. Even with the volume turned down, you might hear
some sound when switching the unit on/off. However, this is normal and does not indicate a malfunction.
Turning the power on
1. To turn on the power, slide the [POWER] switch of this unit to "ON".
2. Next, turn on any connected devices, and then the amp/speakers, in that order.
3. Adjusts the volume of the connected instrument.
4. Adjust the volume of this unit with the [VOLUME] knob.
Turning the Power Off
1. Turn the volume of this unit and of your amp and speakers all the way down.
2. Turn off the power of your amp and speakers.
3. Slide the [POWER] switch of this unit to "OFF" to turn off this unit.
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