Operation Manual

29
Is the PX4B muted?
Be aware that if all effects are off, the chain
display will disappear, and it will not be pos-
sible to distinguish Bypass or Mute from the
LCD display.
Is the volume of your bass turned down?
3.When using the infrared transmitter, there
is no sound or the sound is distorted.
Is the infrared transmitter turned on?
Is the power of your infrared wireless head-
phones turned on?
In some cases, the output sound may be dis-
torted because of the settings of the program.
(Adjust the master level and/or program lev-
el.)
Is there an obstructing object between the
PX4B and the headphones?
The PX4B's transmitter may be obstructed.
4.The volume from the device connected to
the AUX jack is too loud or too soft, or can-
not be heard.
Adjust the output level of the connected de-
vice.
Make connections to the headphone jack of
the device, instead of to its line output.
Are you in Phrase Trainer mode?
Exit Phrase Trainer mode.
Are you using a connection cable with a built-
in resistor?
5.Effects do not apply.
Is the PX4B bypassed? (the effect chain will
be blinking)
Are the effects used in the program turned
on?
6.Tuner does not work.
Is the PX4B bypassed or muted?