Korg ToneWorks PXR4 Owner's Manual page 88

Appendices
Is the return level set to "0" or close to "0"?
Press the [EFFECT] key to access Effect mode, press
the [CURSOR] right key several times to display
"EffRetLv," and raise the return level.
Final effect does not apply
Is the effect insert location correct?
Hold down the [SHIFT] key and press the [EFFECT]
key, and set "EFFECT ASSIGN" to "FINAL." ( p.35)
Rhythm
Can't hear rhythm sounds
Is rhythm selected?
Hold down the [SHIFT] key and press the [RHYTHM]
key, and in the page that appears set "Rhythm" to a
setting other than "Off." The rhythm icon will appear
in the upper right of the display.
The rhythm volume may have been lowered.
Press the [SYSTEM] key, and when "Tempo" appears,
press the [CURSOR] right key four times to display
"RhythmLv." Then adjust the rhythm volume.
The recorder may be stopped.
Press the [PLAY] key to play back. The rhythm will
sound when the recorder is recording or playing.
If you want to hear the rhythm while the recorder is
stopped, press the [SYSTEM] key to display "Tempo,"
and press the [CURSOR] right key to enter the Tempo
Edit page.
86
Rhythm sound does not stop (volume is too loud)
Has the rhythm been turned on?
If the rhythm icon is displayed, hold down the
[SHIFT] key and press the [RHYTHM] key, and turn
the "Rhythm" setting "Off."
The rhythm icon in the upper right of the display will
disappear.
Is the rhythm volume raised excessively?
Press the [SYSTEM] key to display "Tempo," and
press the [CURSOR] right key to display "RhythmLv."
Adjust the volume in this screen.
Nothing happens when you press a key
In some cases, a key may not function while the
recorder is playing or recording.
Stop the recorder and try the operation once again.
In Effect/Tuner mode, it is not possible to change the
"EFFECT ASSIGN" setting.
Press the [EXIT] key to execute Effect mode, and then
select the desired setting.
Card
Display indicates "No Card"
Is the card inserted correctly? ( p.12)
Turn off the power, re-insert the card, and then turn
the power on once again.