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Troubleshooting
VIMA JM-5
r
73
17. Troubleshooting
Symptom Action Page
Power does not turn on. Is the included AC adaptor/power cord correctly connected to an
AC outlet and to the JM-5?
Do not use any AC adaptor or power cord other than the ones
included. Doing so will cause malfunctions.
14
No sound from the JM-5. Did you connect the JM-5 to an external amplifier or mixing con-
sole? And did you switch it on?
14
Could the [MASTER VOL] knob be turned down? Select a higher
setting.
—
If you don’t hear the song whose playback you started, did you set
the [BACKING] knob to the minimum value? Select a higher set-
ting.
—
If the microphone connected to the [MIC1] or [MIC2] socket
doesn’t work, set the [MIC1] or [MIC 2] knob on the front panel to
an appropriate value (not fully left).
22
If you are using a condenser microphone connected to the [MIC1]
socket, you probably forgot to activate the phantom power
parameter.
Note: You can’t connect a condenser microphone to the [MIC2]
socket.
27
If the audio source you connected to the INPUT (STEREO) socket is
inaudible, you may have set “Audio In Level” to “0”.
57
The volume level of the instrument is too low
when it is connected to an amplifier.
Could you be using a connection cable that contains a resistor?
Use a connection cable that doesn’t contain a resistor.
—
Can’t hear the song that is playing. Did you set the [BACKING] knob to the minimum value? Select a
higher setting.
—
Can’t hear the vocal of an audio file (mp3 or WAV).
Can’t hear the melody of SMF files.
If the [MELODY MUTE] button is lit, the vocal sound will be atten-
uated.
If the [MELODY MUTE] button is lit, the melody of the MIDI files
will be muted. Switch it off.
28
A “buzz” is heard from the external amplifier Is the external amplifier or other device used with the JM-5 con-
nected to a different AC power outlet?
Connect the amplifier or other device to the same AC outlet as the
JM-5.
—
Your voice sounds strange Does the [VOCAL EFFECT] button light? Switch it off. —
The pitch of the selected song is incorrect. Is the “Tuning” setting appropriate?
Did you transpose the song?
56
57
Can’t play an audio/mp3-format song Is the song in a format that the JM-5 is able to read? 21
No sound when a MIDI device is connected to
JM-5
Are all devices powered on?
Did you connect a MIDI cable and set the “MIDI Direction” cor-
rectly?
Did you select the correct MIDI channel?
—
58
64
Is the “Rx” parameter active? If not, switch it on. 64
Did you set the [BACKING] knob to the minimum value? Select a
higher setting.
—
Unable to read from/write to USB memory Are you using an (optional) Roland USB Flash memory (M-UF
series)? Reliable performance cannot be guaranteed if you use
non-Roland USB memory products.
—
JM-5_US.book Page 73 Tuesday, December 14, 2010 10:29 AM