Zoom B3 User Manual

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6
Turn the P
o
w
er on and Pla
y
Turn the Power on and Play
To turn the power on
Always lower the amplifier’s volume all the way before turning the power on.
Turn the amplifier
s power on and raise its volume.
  When using batteries
  When using an adapter
•  POWER switch options
  eco:   If the 
 is not used for about 25 minutes, it will be set to standby.   
 
The 
 will not be set to standby as long as there is a signal input from a bass guitar.
  OFF:  When set to “OFF”, the 
 can be powered from a USB bus by connecting it to a computer’s USB port.
HINT
Bottom of the unit
Connect  the  AC  adapter  and  set  the 
POWER switch to ON.
Insert  batteries  into  the  batter y 
compartment  and  set  the  POWER 
switch to ON.