Roland RE-20 Manuel D’Utilisation
20
Troubleshooting
Power doesn’t come on
❍
Is the guitar or keyboard connected correctly
to the INPUT A/MONO jack?
to the INPUT A/MONO jack?
→
* The power will not turn on without a plug
connected to the INPUT A/MONO jack.
❍
Have the batteries run down?
→
* The batteries included with the RE-20 are meant only
to confirm that the unit is functional at the factory.
* To reduce battery consumption, be sure to
disconnect the plug connected to the INPUT A/
MONO jack whenever the unit is not in use.
MONO jack whenever the unit is not in use.
❍
Is the specified AC adaptor (PSA series; sold
separately) connected correctly?
separately) connected correctly?
→
Check the connections again (p. 7–p. 11).
Never use any AC adaptor other than the
adaptor specified.
Never use any AC adaptor other than the
adaptor specified.
No sound/Volume is low
❍
Is the other equipment connected correctly?
→
❍
Could the INPUT VOLUME knob, REVERB
VOLUME knob or ECHO VOLUME knob be
turned down?
VOLUME knob or ECHO VOLUME knob be
turned down?
→
Use the INPUT VOLUME knob, REVERB knob
or ECHO VOLUME knob to raise the input level.
or ECHO VOLUME knob to raise the input level.
❍
Is the volume turned down on the connected
guitar/keyboard, effects processor, or other device?
guitar/keyboard, effects processor, or other device?
→
Check the settings on the connected equipment
(p. 7–p. 11).
(p. 7–p. 11).
❍
Is the DIRECT switch off?
→
Only the effect sound is output when the
DIRECT switch is set to OFF. To output the
direct sound, set the switch to ON.
DIRECT switch is set to OFF. To output the
direct sound, set the switch to ON.
❍
Could the connected expression pedal be in
the raised position?
the raised position?
→
When ECHO LEVEL is assigned as the function
of the expression pedal, no echo sound is
output unless you step on the pedal (p. 16).
of the expression pedal, no echo sound is
output unless you step on the pedal (p. 16).
Sound is distorted
❍
Are the INTENSITY knob and INPUT
VOLUME knob positioned correctly?
VOLUME knob positioned correctly?
→
Sounds may become distorted with the knob at
certain settings. Turn down the INTENSITY
knob and INPUT VOLUME knob to an
appropriate level. If in spite of these measures
the sound is still distorted, lower the output
level of the device connected to the INPUT jacks.
certain settings. Turn down the INTENSITY
knob and INPUT VOLUME knob to an
appropriate level. If in spite of these measures
the sound is still distorted, lower the output
level of the device connected to the INPUT jacks.
Echo sounds not cancelled even
when effect is switched off
when effect is switched off
❍
Do you have a long delay time set?
→
Try turning the ECHO VOLUME knob
completely to the left (counterclockwise); this
allows you to cancel the continuing sounds.
completely to the left (counterclockwise); this
allows you to cancel the continuing sounds.
❍
Is the Intensity turned up?
→
Try turning the INTENSITY knob or ECHO
VOLUME knob completely to the left
(counterclockwise); this allows you to cancel
the continuing sounds.
VOLUME knob completely to the left
(counterclockwise); this allows you to cancel
the continuing sounds.
Sounds output even with no
sound input
sound input
❍
Is the Intensity setting turned up?
→
With higher Intensity settings, even when no
sounds are being input, the repeat sound
gradually increases in volume, and oscillation
in the sound may occur.
Set the INTENSITY knob at some point to the
left of the center position.
sounds are being input, the repeat sound
gradually increases in volume, and oscillation
in the sound may occur.
Set the INTENSITY knob at some point to the
left of the center position.
Can’t set tap delay time
❍
Are you sure the tap input you supplied was within
the range that can be set for the tap delay time?
the range that can be set for the tap delay time?
→
The maximum values that can be set for the tap
delay time in Normal/Long mode and
Variation mode differ (p. 18).
delay time in Normal/Long mode and
Variation mode differ (p. 18).
The volume level of the
instrument connected to the
INPUT jack is too low
instrument connected to the
INPUT jack is too low
❍
Could you be using a connection cable that
contains a resistor?
contains a resistor?
→
Use a connection cable that does not contain a
resistor.
resistor.
RE-20_e.book 20 ページ ２００７年６月８日 金曜日 午後４時３２分