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Troubleshooting
Before you suspect a malfunction, please check the following points.
Power does not turn on
❏ Is the AC adaptor connected to an AC outlet? ➝p.6
❏ Is the POWER switch turned on (pressed inward)? ➝p.6
❏ If you are using batteries, are batteries installed? Have the batteries run down?
➝p.6
No sound
❏ If your powered monitor system or headphones connected to the correct
jack(s)? ➝p.5
❏ Is the connected monitor system powered-on, and is the volume raised?
❏ Is the VOLUME knob set to a position where sound will be output? →p.6
❏ Is the MIDI "LOCAL" setting turned ON? →p.51
❏ Were any volume-related parameters set to a value of 0? →p.23, 27, 34, 37
❏ Was the FILTER "CUTOFF" set to 0? →p.24
❏ Did you turn the FORMANT HOLD key on ("E.F. SENSE" HOLD) while there
was no input to AUDIO IN 1? ➝p.10, 35
Can’t input sound
❏ Is the input source connected to the AUDIO IN 1 CONDENSOR jack or
DYNAMIC jack, or to the AUDIO IN 2 LINE jack? ➝p.10, 21, 34
❏ If you are inputting to AUDIO IN 1 or AUDIO IN 2, is the VOLUME 1 or
VOLUME 2 knob turned up? ➝p.10, 21, 34
❏ If you are inputting to AUDIO IN 1, is the MIC/LINE switch set appropriately?
➝p.4
❏ If using a vocoder program, have you connected the modulator audio source to
the AUDIO IN 1 CONDENSER jack or DYNAMIC jack? ➝p.10
❏ If you have connected an input device to the AUDIO IN 1 CONDENSER jack and
also to the DYNAMIC jack, the input from the CONDENSER jack will take
priority, and no signal can be input from the DYNAMIC jack. ➝p.4
Can't edit
❏ If the display does not switch to the parameter indication when you turn the
edit control knobs 1–5, Performance Edit may be active. ➝p.8, 12
❏ If you are unable to use the edit control knobs 1–5 to edit the parameter value,
did you remember to turn the knob to a position that matches the displayed
value? ➝p.13
❏ If you are unable to edit timbre 2 of a synth program, has VOICE "SINGLE/
LAYER" been set to LAYER? ➝p.14, 16
❏ If you are unable to edit timbre 1 or 2 of a synth program, is the TIMBRE SELECT
1/2 LED lit for the timbre you want to edit? ➝p.14
❏ If the changes you made to a program or to the global settings have not been
remembered, did you turn the power off before executing the Write operation? In
the case of a program, your edits will also be lost if you select a different program.
Execute the Write operation to save your edits before you switch programs or turn
off the power. ➝p.58
Can't write programs or global settings
❏ Is Shift function “MEMORY PROTECT” turned OFF? →p.63
❏ If an edited program or edited GLOBAL, MIDI, or SHIFT settings you thought
you had saved have not actually been saved, did you set the EDIT SELECT 1 or
EDIT SELECT 2 knob to one of the VOICE–ARPEG.B position when you
attempted to save the program, or to the GLOBAL or MIDI position when you
attempted to save the global data? ➝p.58
Arpeggios do not start
❏ Is the arpeggiator turned on (ON/OFF key lit)? →p.11
❏ Is the MIDI "CLOCK" setting correct? ➝p.51
No response to MIDI messages sent from an external device
❏ Is the MIDI cable connected correctly? →p.48
❏ Does the MIDI channel of the data transmitted from the external MIDI device
match the MIDI channel of the microKORG? →p.49
Does not respond correctly to MIDI messages sent from an external device
❏ Is the SHIFT function "MIDI FILTER" for that type of MIDI message set to Enable?
➝p.60
Transpose, velocity curve, and arpeggiator data is not recognized correctly
❏ Is Global "POSITION" set appropriately? →p.47
Can't control two timbres on separate MIDI channels
❏ The microKORG uses only one MIDI channel to transmit and receive. You cannot
use two MIDI channels to play the two timbres independently.