Yamaha recommends you that you back up the data before initializing. Turn off the power to the instrument. Then turn the power on while holding the C7 key (highest key). Notice Do not turn off the power to this instrument while data in internal memory is being initialized (in other words, while the "CLr" indication is shown). Doing so may corrupt the all data on the instrument. You can download the USB MIDI interface driver and Musicsoft Downloader (MSD). Please check the following URL for the latest version. download/ When MSD is started on a computer connected to the instrument, “con (computer connection)” appears in the display. When this indication appears, you cannot operate the instrument. The Musicsoft Downloader cannot be used when the instrument is in the following state: • During Demo mode. • During song playback. • During Record mode. • During file operation (one of the [FILE] button indicators is lit). The panel settings and User songs (10YDP.BUP file) remain in the instrument after being saved to the computer. 54 Owner's Manual Message List Message List Message Comment CLr Displayed after factory presets are recalled. Notice Do not turn off the power of the instrument when "CLr" appears in the display. Doing so may delete all song data in the instrument, including external songs (page 41). con Displayed when Musicsoft Downloader is started on a computer connected to the instrument. When this message appears, you cannot operate the instrument. E01 Indicates failure in accessing the USB storage device because the device or media is damaged, or because the USB storage device is not recognized by the instrument. E02 Displayed when the song data is damaged or not recognized. E04 Indicates that the song data is too large to be loaded. End Displayed when the current operation is completed. Err Displayed when the MIDI/USB cable is disconnected while starting Musicsoft Downloader on a computer connected to the instrument. FCL Indicates that internal memory has been cleaned up. Recorded songs, panel settings and external songs which have been loaded from a computer are cleared, because the power has been turned off before the song save or load operations were completed. Notice Do not turn off the power of the instrument when "FCL" appears in the display. For Indicates that the instrument has engaged format mode for the USB storage device. FUL Displayed when internal memory becomes full during song recording. Displayed when the USB storage device becomes full and the song cannot be saved. Displayed when the total amount of files has become too large. Lod Displayed when a protected song is loading. n y Confirms whether each operation is executed or not. n-y Reconfirms whether the overwriting, delete or format operation is executed or not. Pro Indicates that the USB storage device or media is protected. UnF Indicates the inserted USB storage device has not been formatted. Owner's Manual 55 ENGLISH ENGLISH Troubleshooting Troubleshooting Problem Possible Cause and Solution The Instrument does not turn on. The Instrument has not been plugged In properly. Securely Insert the female plug Into the socket on the Instrument, and the male plug Into a proper AC outlet (page 13). Noise Is heard from the speakers or headphones. The noIse may be due to Interference caused by the use of a mobIle phone In close proxImIty to the Instrument. Turn off the mobIle phone, or use It further away from the Instrument. The overall volume Is low, or no sound Is heard. • The Master Volume Is set too low; set It to an appropriate level usIng the [MASTER VOLUME] control. • Make sure a paIr of headphones Is not connected to the headphones jack (when the SPEAKER swItch Is set to the “NORMAL” posItIon). If the SPEAKER swItch Is set to the “OFF” posItIon, set It to “NORMAL” or “ON” (page 14). • Make sure that Local Control (page 48) Is ON. The speakers do not switch off when a pair of headphones Is connected. The SPEAKER swItch may be swItched “ON.” Set the SPEAKER swItch to the “NORMAL” posItIon (page 14). The damper pedal has no effect. The pedal cord may not be securely connected to the [PEDAL] jack. Be sure to Insert the pedal cord all the way untIl the metal part of the cord plug dIsappears from vIew (page 60). The damper pedal has lIttle effect. The damper pedal was pressed when the power was turned on. ThIs Is not a malfunctIon; release the pedal and press It agaIn to reset the functIon. Even though a USB storage devIce Is connected, the SONG SELECT “USB” IndIcator does not turn on when pressIng the [SONG SELECT] button. The USB storage devIce may not be recognIzed by the Instrument, dependIng on the devIce Itself or the tImIng of the recognItIon. 1. Check that the devIce Is not damaged. Check that the FILE “LOAD TO USER” IndIcator flashes after connectIng the USB storage devIce. If the IndIcator does not flash, the devIce may be damaged. 2. Check that the c...