48
Troubleshooting

If you don’t hear sound, or if the system does not operate as you expect, please check the following points rst.

If you are still unable to resolve the problem, contact your retailer, the nearest Roland Service Center, or an authorized Roland

distributor, as listed on the “Information” page.

Problem Items to check Action Page
No sound
Is the connection cable correctly con-
nected to the TRIGGER INPUT connector?
Check the connections.
—
Are the cables correctly connected to each
pad and pedal?
Are the cables correctly connected to the
TD’s OUTPUT jacks or the PHONES jack? p. 8
Are the cables correctly connected to the
input jacks of your amp or audio system?
Could there be a problem with the
connection cables? Try using other cables. —
Could the [VOLUME] knob be turned all
the way to the left?
Try raising the volume of the TD.
If you’re using the TD-15, check the side
panel [VOLUME] knob as well.
p. 7
Have you made the correct input selection
setting on your amp or audio system? Check your amp or audio system. —
Are the volume settings of your amp or
audio system appropriate?
Try raising the volume of your amp or
audio system. —
USB ash drive is not recognized
Songs saved on the USB ash drive will
not play back correctly
Can’t play back MP3/WAV les
Check the type of USB ash drive.
Use a USB ash drive sold by Roland. We
cannot guarantee correct operation if any
other product is used.
—
Check the format of the USB ash drive.
The TD can use USB ash drives that are
formatted in FAT format.
Reformat the USB ash drive using the TD.
p. 40
Does the TD support the sampling
frequency and bit rate of the MP3 le, or
the sampling frequency and bit depth of
the WAV le?
Use MP3/WAV les that the TD supports. p. 26
Playback may be unable to keep up if you raise the playback speed or change the pitch
of a high bit-rate MP3. —
Can’t save the TD’s data to a USB ash
drive
Is there sucient free space on the USB
ash drive?
Delete unneeded les from the USB ash
drive, or use a higher-capacity USB ash
drive.
p. 39
Can’t correctly set the A-B repeat times
It’s not possible to set the “A” and “B” times
any closer than one second.
Make sure that there is at least one second
between the two times. p. 29
When using an MP3 le, it might not be possible to play back the A-B repeat region
correctly.
Computer does not recognize the TD
Is the TD correctly connected to your
computer? Check the connection to your computer.
p. 47
Is the USB driver installed? You must rst install the USB driver in your
computer.
Make sure that the USB cable connecting
the TD to your computer’s USB port is
compatible with USB 2.0 Hi-Speed.
Use a computer and cable that support
USB 2.0 Hi-Speed.