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83
Appendices
Troubleshooting
If the RD-300GX does not function in the way you expect, first check the following points. If this does not resolve the problem, consult
your dealer or a nearby Roland Service Station.
* If certain messages appear in the display during operation, please refer to “Error Messages/Other Messages” (p. 86).
Problem
Check/Solution Page
Power Not Coming On
Is the power cord properly connected?
p. 16
No Sound
Is the volume level of the RD-300GX or connected device turned all the way down? p. 20
Are all connections properly made?
• When using the RD-300GX as a stand-alone instrument, be sure to connect with audio
cables or use headphones.
p. 17
Are sounds audible with headphones connected?
• If sounds are audible through headphones, it may indicate that there is a short in an
audio cable or some sort of amp or mixer problem. Check the cables and equipment
once again.
—
Is a Zone level turned off with the ZONE LEVEL sliders? p. 31, p. 57
Is the Part setting set to OFF? p. 71
If the sound for a pressed key is not being played, is the Local Control set to OFF?
• Set the Local Control to ON.
p. 78
Are the effect settings correct?
• Check the ON/OFF settings for the [MULTI EFFECTS] button, MFX Zone and level settings.
p. 47, p. 68
Has the volume been lowered by pedal operations or by MIDI messages (volume messages
or expression messages) received from an external MIDI device?
—
No Sound for Specific
Zone
Is the Zone’s volume level turned down?
• Check the ZONE LEVEL sliders.
p. 31, p. 57
No Sound From the
Connected MIDI Device
Is the device enabled to transmit MIDI messages?
• Set the [EXTERNAL/INTERNAL] button to “EXTERNAL.” MIDI messages cannot be
transmitted if the [EXTERNAL/INTERNAL] button is set to “INTERNAL.”
p. 55
Is the RD-300GX’s keyboard controller section MIDI Transmit channel matched to the
connected MIDI device’s MIDI Receive channel?
• Make the Ch settings.
p. 55
Is the power to all devices turned on? —
Is the MIDI cable connected and plugged in correctly? —
No Sound From the Left
Side
Is V-LINK switched on?
When V-LINK is switched on, the twelve keys at the left end of the keyboard are used to
control images, and no sounds are played with these keys.
p. 82
No Sound in a Specific
Range
With certain Tones, for example Rhythm Sets, bass Tones, Timpani, and other Tones will
not sound if a portion of the Tone falls outside the recommended range.
—
Not All Sounds Are
Played
The RD-300GX has a maximum polyphony of 128 voices. When playing together with a
song or Rhythm along with heavy use of the damper pedal, the performance data may
exceed the number of available voices, and as a result, some notes or sounds played on
the keyboard may not sound.
—
Not all keyboard
performance data could
be processed
Could you be playing back an MP3 file, or changing the playback tempo of an audio file?
The following measures may solve the problem.
• Use WAV/AIFF format data rather than MP3 format data
• Return the song tempo to its original setting (to 0%)
p. 41
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