75
Appendices
Appendices

MIDI messages are not transmitted/

received

❍Is the MIDI cable broken?
→Try using a different MIDI cable.
❍Is the GT-6B correctly connected to the external MIDI
device?
→Check connections with the other MIDI device.
❍Do the MIDI channel settings of both devices match?
→Make sure that the MIDI channels on both devices match
(p. 65).
❍If sending messages from the GT-6B, have you set the
settings necessary for sending data?
→Check the on/off status (p. 66) for transmission of
Program Change messages and the settings for the
controller numbers to be transmitted (p. 66).
Error Messages
If an incorrect operation is attempted or execution is not
possible, an error message will appear in the display. When
this occurs, continue by following the instructions indicated
in the error message.
fig.11-301
●The memory backup battery inside the GT-6B has run
down. (This message appears when the power is turned
on.)
❍Replace the battery as soon as possible. For battery
replacement, please contact the nearest Roland Service
Center or your dealer.
fig.11-302
●There is a problem with the MIDI cable connections.
❍Check that MIDI cables have not been disconnected or
broken.
fig.11-303
●You’ve attempted to switch patches by rotating the
PATCH/VALUE dial, but the Dial function (p. 62) is set
to “VALUE Only.���
❍If you want to be able to switch patches using the
PATCH/VALUE dial, set the Dial function to “PATCH
No. & VALUE.”
fig.11-304
●More MIDI messages were received in a short time than
could be processed correctly.