Yamaha mfc10 User Manual

Error Message List

Should an error occur while using the MFC10, one of the following messages will appear
in the LED display. Press [WRITE/EXIT] to return the MFC10 to its normal play mode. (In
the case of error message 5, the internal memory may have some MISS, pressing
[WRITE/EXIT] will automatically initialize the internal memory.)

Er1

MIDI Receive Error. An error has occurred during reception of data.

–>Check the transmitting device and try again.

Er2

MIDI Bulk Data Error. An error has been detected in the MIDI data received.

–>Check the transmitting device and try again.

Er3

MIDI Line Error. After FE has been received, Note On data has been received

but, no MIDI data was received within a 350 msec interval.

–>Check the cable and the condition of the transmitting device.

Er4

MIDI IN Buffer Error. A MIDI buffer overflow has occurred.

–>Reduce the volume of data being transmitted or transmit the data in

smaller blocks.

Er5

Try pressing [WRITE/EXIT] button. If "Er5" appear again, Memory Data Error.

An error has occurred in the internal memory. The device may need repair.

–>Take the device to your nearest Yamaha dealer for further evaluation.

Trouble Shooting

Foot Controller data does not transmit.

Cannot set TOGGLE ON-OFF.

Problem

Cause/Solution

Check the mode, is it in NORMAL mode or MIX
mode? (see page 6,7)

Check the MAX and MIN setting. (see page 23)

Is Program Change Memory active? TOGGLE ON-
OFF cannot be set in Program Change Memory.
Also, TOGGLE ON-OFF can only be set in the
Function Memory’s control change.

Check the [MIDI—WX] switch on the rear panel. It
should be set to the MIDI position.

The MFC10 does not receive MIDI data and/or Bulk
data.

Program changes do not transmit.