MX49 MX61 MX88 Owner’s Manual
Appendix
37
Troubleshooting
No sound? Wrong sound? When a problem like this occurs, please check the following points before assuming that the
product is faulty. Many problems can be solved by executing the Factory Set operation (page 11), after backing up your
data to an USB flash memory (page 32). If the problem persists, consult your Yamaha dealer.
No Sound.
Is this instr
u
ment properly connected to related external eq
u
ipment (e.g., amplifier, speaker, headphone) via a
u
dio cables?
Since this instrument has no built-in speakers, you will need an external audio system or a set of stereo headphones to properly monitor it
(page 9*).
Is the po
w
er of this synthesizer and any external eq
u
ipment connected to it t
u
rned on?
Have yo
u
made all the appropriate level settings—incl
u
ding the Master Vol
u
me on this instr
u
ment and the vol
u
me settings on any
connected external eq
u
ipment?
If a Foot Controller is connected to the [FOOT CONTROLLER] jack, operate the Foot Controller and check the sound volume.
Check the Local Control parameter in the Utility display.
When this instrument is used by itself and this parameter is set to off, no sound is produced even if you play the keyboard.
Check the Direct Monitor S
w
itch parameter in the Utility display.
When this instrument is used by itself and this parameter is set to off, no sound is produced even if you play the keyboard.
Are the MIDI vol
u
me or MIDI expression settings too lo
w
w
hen
u
sing an external controller?
Are the effect and filter settings appropriate?
If you are using the filter, try changing the cutoff frequency. Some cutoff settings may filter out all of the sound.
Are the vol
u
me or expression settings too lo
w
?
No sound from the [AUX IN] jack.
Is the vol
u
me of the connected a
u
dio device set to a val
u
e other than “0”?
Cannot play audio data.
Is the vol
u
me for the a
u
dio data set to a val
u
e other than “0”?
Is the format of the a
u
dio data correct?
This instrument can play only stereo WAVE (.wav) files of 44.1kHz/16-bit.
Playback continues without stopping.
When the [ARP] b
u
tton is t
u
rned on, press it so that its lamp is t
u
rned off.
When playing back Rhythm Pattern or Song data of the USB flash memory, press the [
J
] (Stop) b
u
tton.
The instrument is automatically turned off even if no operation is done.
Is the A
u
to Po
w
er Off f
u
nction enabled?
If necessary, disable this function or change the amount of time that elapses before the power is automatically turned off.
[UTILITY]
Select “02:MIDI”
[ENTER]
“LocalCtrl”
[UTILITY]
Select “01:General”
[ENTER]
“DirectMonitor”
[EDIT]
Select “02:Part”
[ENTER]
Select “02:Filter/EG”
[ENTER]
[EDIT]
Select “02:Part”
[ENTER]
Select “05:Voice Insert Eff”/“05:Dr
u
mKit Insert Eff”
[ENTER]
[UTILITY]
Select “01:General”
[ENTER]
“MasterVol
u
me”
[EDIT]
Select “01:Common”
[ENTER]
Select “05:General”
[ENTER]
“Vol
u
me”
[PART SELECT]
“Vol
u
me”
[UTILITY]
Select “01:General”
[ENTER]
“WAV Vol
u
me”
[UTILITY]
Select “01:General”
[ENTER]
“A
u
toOff”
