Roland BK-9 - 27 Troubleshooting

166
27. Troubleshooting
Symptom Action Page
Power turns o on its own.
When 240 minutes have elapsed since you last played or operated this unit, the power will turn o
automatically. (This is the factory setting).
If you don’t need the power to turn o automatically, turn the “Auto O” setting “O.”
143
Power does not turn on.
Is the included AC adaptor/power cord correctly connected to an AC outlet and to the BK-9?
Do not use any AC adaptor or power cord other than the ones included. Doing so will cause
malfunctions.
20
Could you have turned the power on again immediately after turning the power o?
Allow an interval of at least ve seconds before turning the power on again.
-
No sound from the BK-9.
Did you switch the BK-9 on? 24
Could the [VOLUME] knob be turned down? Select a higher setting. -
Is the Expression Pedal connected to BK-9’s PEDAL EXPRESSION jack?
Move the pedal expression all the way down.
-
Can you hear sound through headphones?
If you can hear sound through headphones, it may be that the connection cables are broken, or that
your amp or speaker has malfunctioned. Check the cables and your equipment once again.
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Could the part volume settings have been minimized?
Check the “Volume” setting of each part.
128, 137
Could a MIDI message received from an external MIDI device (volume message or exclusive message)
have lowered the volume?
-
No sound from the 7 right most keys of BK-9’s
keyboard.
Press the [AUDIO KEY] button to disactivate the right most keys for phrase playback 65
No sound from the 12 right most keys of BK-9’s
keyboard.
Press [MELODY INTELL] and [LYRICS] button simultaneously to disactivate the Video Control Function. 161
The volume level of the instrument is too low when
it is connected to an amplier.
Could you be using a connection cable that contains a resistor?
Use a connection cable that doesn’t contain a resistor.
-
The volume level of the instrument connected to
the BK-9’s INPUT jacks is too low.
Could you be using a connection cable that contains a resistor?
Use a connection cable that doesn’t contain a resistor.
The pitch of the selected rhythm/song is incorrect.
Is the “Tuning” setting appropriate?
Did you transpose the rhythm/song? Also check the “Rhythm Scale Tune” parameter.
143
Your voice sounds low.
Could the [MIC VOLUME] knob be turned down? Select a higher setting.
Is a Condenser Microphone connected to the BK-9’s MIC IN jack?
Set the Phantom switch on the rear of BK-9 according to your microphone type.
21
Your voice sounds strange Is the BK-9 equalizer for the MIC IN input set correctly? 143
Pedal switch does not work, or is “stuck”.
Is the pedal switch connected correctly?
Plug the cable rmly into the PEDAL HOLD or CONTROL jack.
22
If you disconnect the pedal cord from the BK-9 while the power is on, the pedal eect may remain
“stuck” in the On condition.
You must power-o the BK-9 before connecting or disconnecting the pedal cord.
22
Can’t hear the vocal of an audio le (mp3 or WAVE).
Can’t hear the melody of SMF les.
If the [TRACK MUTE] (CENTER CANCEL) button is lit, the vocal sound will be attenuated.
If the [TRACK MUTE] button is lit, the melody of the MIDI les will be muted. Switch it o.
147
A “buzz” is heard from the external amplier.
Is the external amplier or other device used with the BK-9 connected to a dierent AC power outlet?
Connect the amplier or other device to the same AC outlet as the BK-9.
-
Can’t play an audio/mp3-format song Is the song in a format that the BK-9 is able to read? 44
After connecting theBK-9’s USB COMPUTER port
to your computer, the BK-9 doesn’t receive MIDI
messages.
The BK-9 may be receiving on a MIDI channel on which the MIDI controller doesn’t transmit. Correct
the MIDI controller’s transmit channel.
151
Unable to read from/write to USB memory.
Are you using an (optional) Roland USB memory (M-UF series)?
Reliable performance cannot be guaranteed if you use non Roland USB memory products.
-
Check the format of your USB memory. The BK-9 can use USB memory that has been formatted as FAT.
If your USB memory was formatted using any other method, please re-format it using the BK-9.
159
Can’t save to USB memory.
Could the USB memory be write protected? -
Is there sucient free space on the USB memory? -
Audio recording won’t start or stops unexpectedly.
Are you using an (optional) Roland USB memory (M-UF-series)?
Reliable performance cannot be guaranteed if you use non Roland USB memory products.
-
Is there sucient free space on the USB memory? -
The external screen remains dark.
Did you connect it to the VIDEO OUTPUT socket? 23
Did you switch on your TV or external screen and did you select the correct channel? See the TV’s or
screen’s owner manual for how to select the channel that corresponds to the video input to which the
BK-9 is connected.
-
Are you using a supported TV or monitor screen? -
Thin horizontal lines icker in the television screen.
Thin horizontal lines may icker on the television screen, but this is due to the television itself, and is
not a malfunction of the BK-9.
-
Can’t see the edge of the image on the television
screen.
In some cases, the edge of the image may not be visible on the television screen, but this is due to the
characteristics of the television and is not a malfunction on the BK-9.
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