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365
Troubleshooting
Appendix
Troubleshooting
Problem Solution Page
General problems
Power does not turn on Make sure that (1) the power cable is plugged into the outlet, (2) the cable is plugged into the connector on
the back of the instrument, (3) and is not damaged, (4) there are no problems with the mains.
Is the POWER LED turned on?
If the power still does not turn on, contact your dealer or the nearest Korg Service Center.
Power does not turn off Press the POWER button again and keep it pressed for a few seconds. At the end, the button’s LED will turn
off, and the instrument will be set to standby.
No sound Is the MASTER VOLUME knob of the Pa300 set to a position other than “0”?
Is a jack inserted into the “PHONES/AUDIO OUT” connector? Unplug it. 17
Check the connections to your amp or mixer.
Make sure that all the components of the amplifying system are turned on.
Is the Local parameter set to off? Turn it on. 158
Is the Attack parameter value too high? Set it to a lower value, to let the sound start faster. Is the Volume
parameter too low? Set it to a higher value.
95, 103
Lowest note are not played When the SPLIT LED is turned on, the keyboard is divided into a Lower part (lower notes, below the split
point) and an Upper part (higher notes, above the split point). Is the Lower track muted? Unmute it.
Wrong sounds Do the USER banks contain modified data? Load the appropriate data for the Song or the Style you wish to
playback.
169
Has one of the USER Drum Kits been replaced? Load the appropriate Drum Kits. 169
Have the Styles or Performances been replaced? Load the appropriate data (Styles or Performances). 169
Sound does not stop Make sure that the Damper pedal calibration is correctly set. 155
The selected Style or Song cannot
start
Make sure that the Clock parameter is set to Internal. If you are using the MIDI Clock of another device (like
a sequencer), you must set the MIDI Clock parameter to USB, and make sure that the external device trans-
mits MIDI Clock data.
158
Does not respond to MIDI messages Make sure that the USB cable is connected correctly. 258
Make sure that the external device is transmitting through MIDI channels enabled to receive in the Pa300. 159
Make sure that the MIDI IN Filters of the Pa300 do not prevent the reception of messages. 160
Percussive instruments are not played
correctly
Make sure that the Drum track is set to Drum Mode and the external device has not transposition applied. 101, 138
Some “clicks” can be heard when
playing a percussive instrument
This is part of the sound, and not a problem.
A background noise can be heard
after selecting a Performance, Style or
STS
The selected Performance, Style or STS recalled the effect “17 St. Analog Record”, simulating the noise of a
old vinyl recording.
Media related problems
Cannot format a device Is the USB cable correctly connected?
Is the USB device correctly powered?
Is the device inserted correctly?
Is the write protect tab of the disk or card in the protect position? Unprotect it.
Cannot save data to a device Is the device formatted? 177
Is the device inserted correctly?
Is the write protect tab of the disk or card in the protect position? Unprotect it.
Cannot load data from a device Is the device inserted correctly?
Does the device contain data compatible with the Pa300? 166
The message “Over Current Condition
Detected on USB port: please remove
the USB media” appears in the display
The USB device is probably defective, due to a short circuit, and cannot be used. While this will not damage
the Pa300, it is advisable to remove the device.
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